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Osteoporosis Expert Witnesses

Osteoporosis expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on osteoporosis. The osteoporosis expert witness listings on this page are typically from fields/areas of expertise such as: Acupuncturist, Diabetes, Endocrinology, Family Medicine, General Practice, Geriatrics, Internal Medicine, Long Term Care, Orthopedic Surgery, Physician Assistant, and Rheumatology.

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Elliot D. Felman, MD

Experienced in medical legal review and testimony.

Santa Monica, California

Family Medicine, General Practice - Cancer, Hypertension, Diabetes, Prostate, Heart, Obesity, Abuse, Depression, Osteoporosis, Dementia, Psychiatric, Infection, Pain, Diagnose, Stroke, Refer, Medication, Urinary, Gastrointestinal, Skin

Board certified Family Medicine. Experienced in review, deposition and trial testimony for Standard of Care. Plaintiff and defense. Board-certified family physician with more than 40 years of clinical experience. More than 30 years of medical legal experience. More than 300 medical malpractice reviews. More than 100 depositions. More than 50 trials and arbitrations. Please see my letters of recommendation from attorneys, for whom I have worked, below.

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IVY-JOAN MADU, MD, Attorney

Diabetes Associated Medical Group

Orange, California

Endocrinology, Diabetes - PCOS, Hypoglycemia, Ketoacidosis, Hyper-and Hypothyroidism, Thyroid cancer, Osteoporosis, Pituitary, Adrenal, Hypertension, Cholesterol, Testosterone, Hypogonadism, Hypercalcemia, Hyper-hypoparathyroidism, Prolactin, Steroids, Aldosterone, Cortisol, Obesity, insulin pumps

1. Univ of Southern California-trained Board-Certified Endocrinologist 2. Fellow of the American Association of Clinical Endocrinologists 3. Juris Doctor (JD) 4. Active diabetes/endocrinology clinical practice since 1995 5. Hospital Practice 6. Clinical Research Principal Investigator 7. Board of Directors Lestonnac Free Clinics 8. Medical Director of a Home Health Nursing services Dr. Madu has reviewed numerous charts for appropriateness of care for trial attorneys and for the California Medical Board and has appeared in court as an expert witness several times. Dr. Madu is detail-oriented, efficient and is available.

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Alan R Schenk, MD

Clinical Professor of Rheumatology

Laguna Niguel, California

Rheumatology - Osteoporosis, Axial spondyloarthropathies, Connective tissue diseases, Musculoskeletal ultrasound, Osteoarthritis, Rheumatoid arthritis, Gout, Psoriatic arthritis, Pseudogout

Summary of Expertise 43+ years of experience as a rheumatologist, currently Clinical Professor of Medicine at UC Irvine School of Medicine. Special expertise in osteoporosis and musculoskeletal ultrasound. Prior experience as a Qualified Medical Examiner, including expert testimony at depositions and at trial. Board-certified in Internal Medicine, Rheumatology, Bone Densitometry and Rheumatology Musculoskeletal Ultrasound. Current member and prior Chair of Continuing Medical Education (1995-2015), Saddleback Memorial Medical Center. 10-times named an Orange County Medical Association’ s Physician of Excellence, most recently 2026. Fellow, American College of Physicians and American College of Rheumatology. U.S. News & World Report/Castle Connolly Top Doctors in the US, 2011-2 (one of 500 rheumatologists so honored nationwide). SEAK Expert Witness training, 2025.

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Jordan L Geller, MD

BOARD CERTIFIED ENDOCRINOLOGY & INTERNAL MEDICINE

Geller Endocrinology & Internal Medicine, Inc.

California

Endocrinology, Diabetes - Thyroid, pituitary, adrenal, parathyroid, osteoporosis, metabolic bone disease, hypercalcemia, hypocalcemia, cortisol, thyroid cancer, hypopituitarism, medical board, medications, neuropathy, diabetic retinopathy, hypoglycemia, Internal Medicine, General Internal Medicine, Diabetes, Hashimotos

I am dual board certified in Internal Medicine and Endocrinology, Diabetes, and Metabolism, maintaining an active private practice and medical licenses in California, Florida, and New York. I remain current with all national board certifications and continuing medical education requirements. I collaborate with attorneys nationwide and serve as an expert reviewer for the California State Medical Board. I have consulted on complex diabetes cases involving medication errors, hypoglycemia, and diabetic complications, as well as employment matters. Other areas of expertise include hypothyroidism, thyroid cancer, osteoporosis, adrenal disease, and deceptive medical claims. My extensive experience as a medical expert includes medical legal consulting, deposition and trial testimony, 402 hearings, and case strategy.

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Adam Berlinberg, M.D.

Board Certified Private Practice Rheumatologist

Denver Arthritis Clinic

Centennial, Colorado

Rheumatology - Rheumatoid Arthritis, Osteoarthritis, Inflammatory arthritis, Vasculitis, Fibromyalgia, Ankylosing Spondylitis, Psoriatic Arthritis, Lupus, Immunosuppressive therapy, Autoimmune, Scleroderma, Dermatomyositis, Immune adverse events, Osteoporosis, Gout, Immunosuppression, Autoimmune, Arthritis, Pain, Chronic Pain

I am a board-certified rheumatologist with a strong academic foundation and extensive experience across clinical care, research, and healthcare leadership. As a partner and co-owner of one of the region’s largest single-specialty rheumatology practices, I have spent years managing high-volume, complex autoimmune and inflammatory cases while overseeing both strategic and operational aspects of a large clinical group. My clinical expertise covers the full spectrum of rheumatic diseases, including rheumatoid arthritis, gout, psoriatic arthritis, ankylosing spondylitis, vasculitis, and other autoimmune conditions. I have particular depth in the use, safety, and risk profiles of immunosuppressive and biologic therapies—an area central to many malpractice, causation, and standard-of-care evaluations. I bring detailed insight into treatment complications, adverse events, diagnostic challenges, and appropriate clinical decision-making. My academic work includes multiple peer-reviewed publ...

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Jordan L Geller, MD

BOARD CERTIFIED ENDOCRINOLOGY & INTERNAL MEDICINE

Geller Endocrinology & Internal Medicine, Inc.

Palm Beach, Florida

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Steven H. Selznick, DO, CMD

Alaqua Consulting, LLC

Longwood, Florida

Family Medicine, Geriatrics - Nursing Home Care, Long-Term Care, Assisted Living Facilities, Family Practice, Geriatrics, Osteopathic Medicin, Falls, Weight Loss, Wounds, Alzheimers Disease, Dementia, Depression, Osteoporosis, Hypertension, Diabetes, Cardiovascular Disease, Stroke, Preventative Medicine, Cancer Prevention Screen

Board Certified-Fellow, American Board of Family Medicine. Medical Malpractice and Criminal Forensic expertise, Assistant Professor of Family Medicine at University of Central Florida College of Medicine. Since 1983 I have been Medical Director of 11 Nursing Homes, Hospice Medical Director, Home Health Medical Director and Regional Medical Director of Medicare Replacement HMO. Full time clinical medical practice including supervising Nurse Practitioners and Physician Assistants.

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Anthony Pick, MD, CDCES, CCCP, CCD

Outstanding Endocrinologist and Diabetes Expert

Windy City Endocrine Consultants, LLC

Northbrook, Illinois

Diabetes, Endocrinology - Diabetes, Hypoglycemia, hyperglycemia, Endocrinologist, DKA, Diabetic ketoacidosis, Insulin, HHS, cardiometabolic, osteoporosis, Pituitary, Diabetes inspidus, Metabolism expert, Thyroid , hyperthyroidism, hypothyroidism, Male hypogonadism, Expert witness, Metabolic liver disease, Hyperparathyroidism

I am quadruple board-certified in Internal Medicine (Johns Hopkins), Endocrinology, Diabetes, and Metabolism (University of Chicago), Obesity Medicine, and Clinical Lipidology. I am a long-standing Assistant Professor of Internal Medicine and Endocrinology at Northwestern University, Feinberg School of Medicine. I hold certifications in diabetes education, cardiometabolic medicine, and clinical densitometry. I continue to practice full-time clinical medicine in the northern suburbs of Chicago (and plan to do so for the next 15 years or more), with extensive experience in diabetes management, inpatient glucose and endocrine management, quality improvement, population health, general endocrinology, obesity medicine, cardiometabolic disease, bone health, and lipidology. I have experience in medico-legal work and render objective, timely, thorough, and evidence-based expert opinions. I respond promptly to communication requests. I possess a strong work ethic and have successfully col...

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Neha Gavin, MD, MPH

Community Hospital

Indianapolis, Indiana

Diabetes, Endocrinology - Hypoglycemia, hyperglycemia, thyroid, adrenal, insulin, insulin pump, pituitary, gestational DM, continuous glucose meter, type 1 diabetes, type 2 diabetes, thyroid cancer, neuropathy, testosterone, osteoporosis, Cushings, cortisol, growth hormone, Grave's disease, obesity

I completed my undergraduate studies at Tufts University in Boston, Massachusetts and majored in Biopsychology and minored in Moral and Political Philosophy. I went on to complete my Masters degree in Public Health at Yale University in New Haven, Connecticut before starting medical school in Dayton, Ohio at The Boonshoft School of Medicine at Wright State University. After graduating from medical school, I moved from Ohio to Indiana and I completed my Internal Medicine residency and Endocrinology, Diabetes and Metabolism fellowship in Indianapolis, Indiana at The Indiana University School of Medicine. After graduation, I started the first endocrinology practice in Boone County Indiana at Witham Hospital in Lebanon Indiana in 2012. I successfully grew this practice from the beginning and this practice is now very busy with multiple endocrinologists and diabetes educators. I now work at Community Hospital as a clinical Endocrinologist in the Indianapolis area. Please email for ...

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Vidya M Aluri, M.D, M.S

Endocrinology Expert Witness

Coralville, Iowa

Endocrinology, Diabetes - insulin pumps, Hypoglycemia, Ketoacidosis, Hypothyroidism, Hyperthyroidism, Thyroid cancer, Osteoporosis, Pituitary, Adrenal, Hypertension, Cholesterol, Testosterone, Hypogonadism, Hypercalcemia, Hyperparathyroid, hypoparathyroidism, Prolactin, Steroids, Cortisol, Obesity

I am a board certified clinical Endocrinologist. I have worked as a clinical endocrinologist with larger health care systems. I am the physician/owner of a Direct Care Endocrinology practice, Liberty Endocrinology. I have always enjoyed teaching at various levels including teaching experience with residents as a hospitalist and later as a fellow in training . I love working with my patients and teaching them how best to manage their medical conditions. I have enjoyed work which involves attention to detail. This ties into my clinical work as well as my experience as a physician reviewer in Utilization management. My practice, Liberty Endocrinology, operates a direct care model where I aim to provide my patients with more time and quicker access to their physician. I provide care for a broad range of endocrine conditions and I have a special interest in Diabetes management for persons with both type 1 and type 2. State Licenses - Iowa , Minnesota, Pennsylvania, North Carolina B...

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David John, MD

Mission Hills, Kansas

Rheumatology, Internal Medicine - Auto Immune Disorders, Lupus, Rheumatoid Arthritis, Arthritis, Connective Tissue Diseases, Fibromyalgia, Medical Orthopedics, Osteoporosis, Osteonecrosis

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Brad Eilerman, MD MHI

Experienced Endocrinology Expert

Union, Kentucky

Endocrinology, Diabetes - Adrenal, Cushing's Disease, Thyroid, Hypothyroidism, Hyperthyroidism, Parathyroid, Osteoporosis, DKA, Pituitary, Obesity, GLP-1, Addison's Disease, Population Health, Quality Improvement, Growth Hormone, Testosterone, Hypogonadism, Hormone, Hormone Replacement

I am a physician licensed to practice medicine in the state of Kentucky. I am a clinical endocrinologist at the St. Elizabeth Physicians Regional Diabetes Center. I am also the Clinical Director of Value-Based Performance and Director of Endocrinology Research for St. Elizabeth Physicians. I am an Adjunct Assistant Professor of Medicine at the University of Kentucky. I am the Northern Kentucky course director for MD 824: Endocrinology and Reproductive Systems. I hold hospital privileges at the St. Elizabeth Hospitals in Northern Kentucky. I have post-graduate medical education in Internal Medicine, Pediatrics, Diabetes, Endocrinology, and Metabolism. I maintain an active board certification in Diabetes, Endocrinology, and Metabolism. I have been in active clinical practice in Endocrinology for over 16 years. I see approximately 200 patients monthly treating Type 1 and Type 2 Diabetes and another 200 patients monthly for other endocrinologic diseases.

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Karen E. Friday, MD

Endocrinology, Metabolism and Nutrition

New Orleans, Louisiana

Endocrinology, Internal Medicine - Endocrinology, Internal Medicine, nutrition, human research, clinical research, lipid metabolism, hyperlipidemia, lipid, estrogens, women's health, osteoporosis, metabolic bone disease, diabetes, thyroid, pituitary, parathyroid, steroids, testosterone, forever chemicals, hormones

I am ABIM board certified in Internal Medicine and Endocrinology, Metabolism and Nutrition. I completed a BS in Human Nutrition at Michigan State University and MD at Wayne State University. I also have performed non-degree studies in Public Health. I completed specialty training in Internal Medicine at Baltimore City Hospital/Francis Scott Key Medical Center/Johns Hopkins University and a Clinical/Senior Research Fellowship in Endocrinology and Nutrition at the University of Washington. Academic faculty positions have included Medical College of Pennsylvania in Philadelphia, Tulane University, Louisiana State University-New Orleans and Pennington Biomedical Research Center. My research has focused on the effects of nutrients, hormones and estrogen on lipid and bone metabolism. I have clinical and research expertise in general endocrinology, human nutrition, lipid metabolism, metabolic bone disease, osteoporosis, women's health, estrogen therapy and thyroid disease. I have served a...

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Donald E Thomas, MD, FACP, FACR, RhMSUS

Rheumatology Expert Witness | 30+ yrs Experience

Arthritis and Pain Associates of Prince George's County

Greenbelt, Maryland

Rheumatology - Lupus, Sjogren's, Rheumatoid Arthritis, Autoimmune Disease, Connective Tissue Disease, Immunosuppressants, Biologics, Psoriatic Arthritis, Osteoarthritis, Fibromyalgia, Gout, Joint Injections, Osteoporosis, Accident-related Arthritis, Rheumatology, Rheumatology Patient Evaluation, Rheumatology Exam, Neck Pain, Back Pain

Qualifications • Practicing rheumatologist with 30+ years of clinical experience • Board-Certified Rheumatologist • Clinical Professor of Medicine • Author: The Lupus Encyclopedia (Johns Hopkins University Press) • Expert witness since 2010 with extensive deposition and case review experience • Chair Emeritus, Chair Medical and Scientific Council, Lupus Foundation of American, DC/MD/VA • Past Chair, Sjögren’s Foundation Board Why Retain Dr. Thomas • Clear, effective communicator skilled at explaining complex medical issues • Time-efficient: prioritizes expert cases, meets deadlines, and produces thorough reports • Experienced at reviewing complex cases and basing conclusions on objective evidence • Responsive: direct access via cell and email, with prompt turnaround on calls and requests • Available nationwide for medical record review, deposition, and testimony Contact: (202) 431-6909 Email: donthomasj@proton.me www.LupusEncyclopedia.com/about LinkedIn: www.linkedin.com/in/donald...

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PHILIP LEVIN, MD

Diabetes and Endocrinology Expert

upper chesapeake hospital center

bel air, Maryland

Diabetes, Endocrinology - Diabetes, thyroid, osteoporosis, Hypoglycemia, Thyroid cancer, Hyponatremia, Pituitary Disorders, Cardiovascular, lipid disorders, Calcium disorders, Pharmaceutical Drug and Device safety, Clinical research, Obesity, Hormonal therapies, Testosterone, Workplace accommodations

Actively practicing in large Endocrinology group, Asst. Professor Johns Hopkins Medical Center, Director Institutional review board at Greater Baltimore Medical Center, Extensive clinical medical research experience, Experienced with defense and plaintiff cases. Post MD Residencies and Fellowships at Yale Medical Center and affiliates, Georgetown University Medical Center, Ohio State Medical Center, NIH. Board Certified in Endocrinology and Internal Medicine

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Alexander Turchin, MD, MS

Endocrinologist - Harvard Faculty

Boston, Massachusetts

Diabetes, Endocrinology - Diabetes, Thyroid, Osteoporosis, Calcium disorders, Adrenal, Pituitary, Hypoglycemia, Hypogonadism, Lipids, Medical Informatics, Health Informatics

Harvard-trained academic endocrinologist and experienced expert witness. Dr. Turchin is a Harvard-trained, double-board certified (Internal Medicine, Endocrinology) full-time practicing academic endocrinologist at Mass General Brigham and Associate Professor of Medicine at Harvard Medical School in Boston, Massachusetts who has been voted as a Boston Magazine Top Doctor every year since 2020. Dr. Turchin is a nationally and internationally recognized leader in the fields of diabetes and chronic cardiometabolic disease and an experienced general endocrinologist. He has published over 100 peer-reviewed publications and book chapters and has given numerous national and international lectures. Dr. Turchin has served as the Medical Lead for the American Diabetes Association's Overcoming Therapeutic Inertia initiative and as the Director of Quality at the Division of Endocrinology at Brigham and Women's Hospital. He has also served as the Founding Chair of American Diabetes Association...

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Melanie J Brunt, MD, MPH

Endocrinologist - Harvard Assistant Professor

Cambridge Health Alliance/Harvard Medical School

Chestnut Hill, Massachusetts

Endocrinology, Diabetes - Diabetes, Thyroid disease, Transgender medicine, Pituitary disease, Adrenal disease, Osteoporosis, Hypogonadism, Hypoglycemia, Weight management

I am board certified in internal medicine and endocrinology and am also trained in public health. My professional life has been primarily dedicated to general endocrinology as a clinician at a Harvard Medical School teaching hospital system, The Cambridge Health Alliance (CHA), which consists of three community hospitals and 22+ neighborhood health centers. I have been in clinical practice for 38 years, and division chief of endocrinology at CHA for 27 years. I recently transitioned from full time clinician/teacher to part time clinical practice and continue in my role as Assistant Professor of Medicine at Harvard Medical School. I have been involved in and/or spearheaded many quality improvement projects during my time at CHA. I was recognized as collaborative colleague of the year in past years, and recently was awarded a lifetime achievement award for my work at CHA. I have extensive experience in the management of all areas of endocrinology, including diabetes, weight manag...

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Dean P Kendziera, MSHS, PA-C

Physician Assistant with 25 Years of Experience

Norton Shores, Michigan

Physician Assistant, Orthopedic Surgery - Physician Assistant, PA, Midlevel, Orthopedics, Surgery, Trauma, Spine, Joint replacement, fracture, sports medicine, arthroscopy, foot and ankle, osteoporosis, revision surgery, cast, splint, infections, epidural abscess, pain management, narcotics

I have been a Physician Assistant (PA) for 25 years. I have worked in primary care, school-based health, urgent care, pediatric intensive care, outpatient orthopedics and orthopedic surgery. I have been an expert witness for 7 years. I have extensive experience as a PA, most recently in all aspects of orthopedics and orthopedic surgery. My orthopedic experience includes non-operative care and operative care as first assistant for patients with complex conditions involving the spine, neck, hand and extremities, joints, total joints and revision joints, injections, casting, wound care, perioperative care, narcotic and non-narcotic pain management, trauma and fractures. I have rounded on thousands of hospital patients for a variety of operative and non-operative orthopedic conditions; managing their pain, wellness, expectations, anticoagulation therapy, wound and dressing care, antibiotics, hospital and surgical complications, and discharge needs. I am a leader in electronic medical...

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Kheng Joe Lau, MD

Endocrinologist Expert Witness

Apex Endocrine Consulting, LLC

Saint Paul, Minnesota

Endocrinology, Diabetes - Diabetes management, GLP-1, Thyroid, Parathyroid, Adrenal insufficiency, Pituitary tumors, Osteoporosis, Testosterone, Hypoglycemia, Diabetic ketoacidosis (DKA), SGLT-2, Steroid, Hormone, Adrenal Insufficiency, Hypercalcemia, Hyperosmolar Hyperglycemic State, Foot ulcer, Type 1 diabetes, Insulin pump, Continuous glucose monitor

I am dual board-certified by the American Board of Internal Medicine in both Internal Medicine and Endocrinology, Diabetes, and Metabolism. I completed my endocrinology fellowship training at the University of Minnesota and my internal medicine residency at Cook County Hospital in Chicago. I am based in Minnesota and provide specialty endocrine care across multiple rural communities in Wisconsin. I maintain active medical licensure in Minnesota, Wisconsin, and New Mexico. My training background across academic medical centers, county hospitals, and the VA health system has given me broad experience caring for complex and underserved patient populations. I am also actively involved in mentorship of medical learners and medical students. I regularly provide consulting and advisory services in endocrinology and metabolic health for healthcare organizations, research groups, and industry stakeholders Peer-Reviewed Publications: Bantle AE, Lau KJ, Wang Q, Malaeb S, Harindhanavudhi T. ...

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Carol A. Rupe, MD

WoodSong Medical Consulting

Littleton, North Carolina

Family Medicine, Long Term Care - Women's Health, Cardiovascular, Osteoporosis, Depression, Dementia, Hospital Inpatient, Nursing Home, Geriatrics, Migraine, PA and NP Supervision, Institutional Care, Anxiety, Cardiopulmonary, Diabetes, Emphysema, Fibromyalgia, Headaces, High Blood Pressure, Memory Impairment

Dr Carol Rupe has provided expert witness services to the legal community since 2005, and has reviewed more than 800 cases. She provides her highly responsive, and effective professional services to both plaintiff and defense attorneys located in more than 30 US states. Dr. Rupe brings a unique understanding of the dynamics & interactions between clinical, hospital, ER, and LTC medicine and its impact on the delivery of quality medical care to patients. From major metro areas, mid size cities & suburbs, institutional care, to rural health, Dr. Rupe has done it all. Education: Undergraduate: University of Notre Dame, South Bend, Indiana Graduate: Georgetown University School of Medicine, Washington DC Residency: Malcolm Grow Medical Center, Andrews Air Force Base, Maryland Fellowship: University of North Carolina, Chapel Hill, North Carolina Family Practice Development Certification: American Academy of Family Physicians since 1987 Professional Medical Experience: - C...

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Elizabeth H Holt, MD, FACE

Patient care & diabetes medical device expert

Durham, North Carolina

Diabetes, Endocrinology - Metabolism, type 1 diabetes, type 2 diabetes, glucose monitoring, insulin, thyroid, hypothyroidism, hyperthyroidism, thyroid cancer, transgender, GLP1, insulin, diabetic ketoacidosis, hypoglycemia, hyperglycemia, diabetic neuropathy, diabetic nephropathy, osteoporosis, pituitary, adrenal

Dr. Holt attended Duke University, graduating magna cum laude and earned her MD degree at Wake Forest University School of Medicine. Her Fellowship in Endocrinology, Diabetes, and Metabolism was completed at the University of North Carolina - Chapel Hill and she obtained board certification in Endocrinology, Diabetes, and Metabolism. She practiced general Endocrinology for 28 years in Raleigh, NC, USA. Dr. Holt then transitioned to the biopharmaceutical industry in Medical Affairs. She attained the position of Head of Global Medical, Clinical, and Safety at LifeScan Enterprises, LLC prior to her retirement from full-time employment in January, 2026. Dr. Holt has an academic appointment as Assistant Consulting Professor of Medicine at Duke University School of Medicine. She also served as a co-Director for Taking Control of Your Diabetes. She was elected and served on the national Board of Directors for the American Association of Clinical Endocrinology. She has been an advis...

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Mary Abraham, MD, MBA

Board Certified Rheumatologist w/ Academic Experti

Corvallis, Oregon

Rheumatology, Internal Medicine - Rheumatology, Autoimmune diseases, Medication Adverse effects, Biologics, lupus, fibromyalgia, psoriatic arthritis, rheumatoid arthritis, DMARDS, osteoarthritis, Central pain sensitization , Gout, Pseudogout, Ankylosing spondylitis, Sjogrens, Dermatomyositis, Interstitial lung disease, scleroderma, MCTD, osteoporosis

Professional Summary Board-certified rheumatologist with over 8 years of experience managing complex autoimmune and inflammatory disorders, including lupus, vasculitis, rheumatoid arthritis, fibromyalgia, and IgG4-related disease. Extensive experience in interpreting longitudinal medical records, evaluating treatment appropriateness, and providing evidence-based opinions on standard-of-care and medication adverse events. Experienced lecturer and mentor, recognized for clear communication, analytical rigor, and professional judgment. Available for expert consulting, medical record review, depositions, and testimony. Licensure & Certification • Medical Licensure: Oregon (#MD211734), New York (#290534) • Board Certification: Internal Medicine (2015), Rheumatology (2018) Education • Doctor of Medicine (MD) — Albany Medical College, Albany, NY (2008–2012) • MBA, Health Administration — Union Graduate College of Union University, Schenectady, NY (2006–2008) • BS in Biology & Sociology...

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Rebecca M. Shepherd, MD, MBA, FACP, FACR

Rheumatology Expert Witness

New Providence, Pennsylvania

Rheumatology, Internal Medicine - Osteoarthritis, Rheumatoid Arthritis, Osteoporosis, Adynamic Bone Fracture, Bisphosphonates, Lupus, Fibromyalgia, Vasculitis, Biologic Therapy, Scleroderma, Myositis, Autoimmune Diseases, Myositis, Giant Cell Arteritis , Psoriatic arthritiis , Gout

I am a Board Certified Rheumatologist with clinical experience in autoimmune diseases such as rheumatoid arthritis , systemic lupus erythematosus and vasculitis, as well as chronic bone and joint diseases such as osteoarthritis and osteoporosis. I have twenty years of clinical experience managing rheumatologic diseases. I am the Chief of Rheumatology and Director of Osteoporosis for Lancaster General Health and keep an active clinical practice. I will take a measured, thoughtful approach to your medical case review and will provide insight into standards of care. I offer unbiased reviews for both plaintiff and defense cases.

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Yousef Zarbalian, MD

Rheumatologist and Integrative medicine expert

East-West Rheumatology

Vienna, Virginia

Rheumatology, Acupuncturist - Internal Medicine, Integrative Medicine, Acupuncture, Ehlers-danlos, Hypermobility syndrome, Autoimmune disease, Herbal medicine, Chronic fatigue, Rheumatoid arthritis, Systemic lupus, Chronic pain, Vasculitis, Sjogren's, Gout, Steroid injection, Osteoporosis, Osteoarthritis, PMR, Post-Covid, GCA

I am a Rheumatologist and internist who is also an expert in integrative medicine and licensed to perform acupuncture. With regards to medicolegal work, as of February 2026, I have mainly performed independent medical evaluations (IME) and expert witness reports. I am able and willing to perform expert witness work in the areas of rheumatology, integrative medicine, acupuncture, and internal medicine. I will take a careful approach to your medical case review. As an expert in integrative medicine, I can go beyond just assessing whether standard of care was met, particularly for cases and medical conditions for which guidelines may be lacking. I will provide unbiased reviews for both plaintiff and defense cases. In my own clinic at East-West Rheumatology, I frequently see patients who are dealing with chronic multi-organ illness that is not improving with standard of care therapies. Patients previously seen by multiple rheumatologists (including at quaternary care treatment centers...

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Ronald J Graf, MD

Expert Witness for Diabetes and Endocrinology

Endoconsultant

Tacoma, Washington

Diabetes, Endocrinology - Type 1 diabetes, Type 2 diabetes, endocrine disorders, thyroid disease, hyperthyroidism and hypothyroidism, pituitary, parathyroid, osteoporosis, metabolic disorders, obesity, male hypogonadism, adrenal, gonadal disorders

Dr Graf has been practicing medicine in the field of Diabetes and clinical Endocrinology for over 47 years. He is highly experienced in the management of patients with diabetes and various endocrine disorders. These include patients with Type I and type 2 diabetes, and diseases of the thyroid, adrenal, pituitary, parathyroid and reproductive glands. He also treats other metabolic disorders such as obesity, osteoporosis, hypoglycemia and hypercalcemia. Dr. Graf is currently an active member of the American Diabetes Association (ADA) and the American Association of Clinical Endocrinologists (AACE). Dr. Graf enjoys teaching. He has spoken frequently to the local medical community on the management of diabetes and other endocrine disorders. He also teaches students and residents of the local medical school who rotate through his clinic. In addition to his clinical practice, Dr. Graf has served as a principal investigator for dozens of clinical research trials involving the develop...