Musculoskeletal Medicine Expert Witnesses

El Cajon, California

Physical Medicine & Rehab, Orthopedic Surgery - Physical Medicine and Rehabilitation, Spine Surgery, Orthopedic Surgery, Spine Fellowship, Orthopedic Surgery Interventional Spine, Musculoskeletal Medicine

Professional Experience: Dr. Christopher C. Ornelas has provided sustained clinical, academic, and institutional service at the University of Southern California, Keck School of Medicine, Department of Orthopaedic Surgery since July 2014. As an Attending Physician and Chief of Spine Medicine, he oversees comprehensive spine care and supports interdisciplinary collaboration across clinical services. In parallel, he serves as Director of the USC Spine Electrodiagnostic Laboratory, where he leads diagnostic operations, clinical education, and spine-related research initiatives. Dr. Ornelas has demonstrated significant leadership in academic programming and physician training. From 2015 to 2025, he served as Director of the USC Spine Symposium, organizing a major educational forum focused on spine medicine and innovation. Since 2018, he has served as Program Director of the Interventional Pain and Spine Medicine Fellowship, overseeing curriculum development, trainee mentorship, and ac...

Oceanside, California

Pain Management - Medicine, Spine Surgery & Spine Care - Interventional Spine, Interventional Pain, Orthobiologics, Regenerative Medicine, Physical Medicine & Rehab, Basivertebral Nerve Ablation, Intracept, Cervical Transforaminal, Sports Medicine, Musculoskeletal Medicine, Epidural Steroid Injection, Radiofrequency Ablation, Nerve Ablation

Kevin F. Barrette, MD is an Interventional Spine and Pain Management doctor and head of Interventional Pain at Scripps Clinic Medical Group in San Diego, CA. He is a graduate of Boston University School of Medicine and completed his residency in Physical Medicine and Rehabilitation as well as his fellowship in Interventional Spine and Musculoskeletal Medicine at Stanford University. His fellowship included direct training under the tutelage of the current and past presidents of the International Pain and Spine Intervention Society (IPSIS). Prior to his work at Scripps Clinic, he was an Assistant Professor of Neurosurgery at the University of California San Francisco (UCSF). Dr. Barrette serves on several international committees in the field of pain management and spine surgery and is well-known for his expertise on Basivertebral nerve ablation. Dr. Barrette holds the following certifications and licenses: American Board of Physical Medicine and Rehabilitation, diplomat America...

Ponte Vedra, Florida

Physical Medicine & Rehab, Pain Management - Medicine - Musculoskeletal Medicine, Non Interventional Pain Management, Soft tissue injury, Myofascial Pain Syndrome, Chronic Pain Syndrome, Medical Acupuncture

Dr Peter Dorsher offers 30+ years of clinical experience in the field of Physical Medicine & Rehabilitation with subspecialty and expertise in musculoskeletal medicine and non-interventional pain management. While in private practice in Louisiana, he developed, and was the director of hospital stroke, traumatic brain injury, and multidisciplinary pain management programs. During his 27+ years of clinical practice at Mayo Clinic, Dr Dorsher has taught musculoskeletal medicine and non-operative pain management techniques, including a variety of injections, medical acupuncture and trigger point injections to medical students, medical residents and fellows. He served as Chairman of the Department of Physical Medicine & Rehabilitation (Jacksonville), and was integral in the development of the Mayo Multidisciplinary Pain Management Program. Through his research endeavors, he has published over 90 peer reviewed articles and book chapters, including multiple publications on myofascial pain ...

PLYMOUTH, Massachusetts

Physical Medicine & Rehab, Pain Management - Medicine - PM&R, Life Care Planning, LCP, IME - Independent Medical Exam, Neck Pain, Back Pain, Sciatica, Radiculopathy, Spinal Stenosis, Musculoskeletal medicine, Chronic Pain, Osteoarthritis, Spine injections, Traumatic Brain Injury, TBI, Spinal Cord Injury, SCI, Complex regional pain syndrome, Amputation, Stroke

Double Board-Certified PM&R (physiatry) physician, specializing in interventional pain management, non-surgical orthopedic care and musculoskeletal medicine, pain medicine and medical rehabilitation. Board-Certified in Physical Medicine & Rehabilitation (ABPMR) and Pain Medicine (ABPM), Certified Life Care Planner (CLCP) with the ICHCC and Certified Independent Medical Examiner (CIME) with the ABIME. Dr. Avraham is a fellow of the American Academy of Physical Medicine & Rehabilitation and diplomate of the American Board of Pain Medicine and is fellowship-trained in Interventional Pain. He is a member of the American Academy of Physical Medicine & Rehabilitation (AAPMR), American Academy of Physician Life Care Planners (AAPLCP) and the Massachusetts Medical Society. He holds active licenses in Massachusetts, Vermont and Rhode Island. Over a decade of combined practice experience in multiple settings: outpatient private practice, acute and subacute rehabilitation care, nursing home ca...

Portland, Oregon

Physical Medicine & Rehab - Musculoskeletal Medicine, Traumatic Brain Injury, Motor Vehicle Accident, Workers Compensation, Disability, Stroke, Spinal Cord Injury, Skilled Nursing, Sports Medicine, Injuries, Concussion, Pain Medicine, Whiplash, myofascial pain, spinal stenosis, Complex Regional Pain Syndrome, Chronic Pain, Insurance, Accident, IME

I am a board-certified Physical Medicine & Rehabilitation Specialist, practicing since 2007, trained at Schwab Rehabilitation Hospital/University of Chicago. I am licensed in Oregon and Washington. I have extensive experience in Inpatient/Outpatient Rehabilitation, Subacute Rehabilitation (Skilled Nursing), Worker's Compensation, Disability Review, Independent Medical Examinations (including Worker Requested IMEs), and Medicolegal work. I am the former Medical Director of an outpatient Brain Injury Day Rehabilitation Program in Portland, OR. My current clinical work involves managing the care of injured workers as a Specialist at Concentra, as well as the care for patients in 2 different Subacute/Skilled nursing settings, as a Staff Physician for Medrina. I frequently present to Case Managers/Adjustors regarding diagnoses/injuries/outcomes, as well as perform "mock IMEs" through my contracting with several IME/Medicolegal Companies. In the Medicolegal arena, I have experience ...

Washington

Physical Medicine & Rehab - Musculoskeletal Medicine, Traumatic Brain Injury, Motor Vehicle Accident, Workers Compensation, Disability, Stroke, Spinal Cord Injury, Skilled Nursing, Sports Medicine, Injuries, Concussion, Pain Medicine, Whiplash, myofascial pain, spinal stenosis, Complex Regional Pain Syndrome, Chronic Pain, Insurance, Accident, IME

I am a board-certified Physical Medicine & Rehabilitation Specialist, practicing since 2007, trained at Schwab Rehabilitation Hospital/University of Chicago. I am licensed in Oregon and Washington. I have extensive experience in Inpatient/Outpatient Rehabilitation, Subacute Rehabilitation (Skilled Nursing), Worker's Compensation, Disability Review, Independent Medical Examinations (including Worker Requested IMEs), and Medicolegal work. I am the former Medical Director of an outpatient Brain Injury Day Rehabilitation Program in Portland, OR. My current clinical work involves managing the care of injured workers as a Specialist at Concentra, as well as the care for patients in 2 different Subacute/Skilled nursing settings, as a Staff Physician for Medrina. I frequently present to Case Managers/Adjustors regarding diagnoses/injuries/outcomes, as well as perform "mock IMEs" through my contracting with several IME/Medicolegal Companies. In the Medicolegal arena, I have experience ...