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Quality Assurance Expert Witnesses

Quality assurance 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 quality assurance. The quality assurance expert witness listings on this page are typically from fields/areas of expertise such as: Anesthesiology, Architecture, Building Inspection, Construction, Construction Defects, Critical Care Medicine, Diagnostic Radiology, DNA, Emergency Medicine, Engineering, Food, Forensic Science, Hotel & Restaurant, Long Term Care, and Manufacturing.

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Andrew M. Warther, PharmD

Pharmacy Standard of Care Expert

Andrew Warther Consulting, LLC

Phoenix, Arizona

Pharmacist - Pharmacy standard of care, Compounding, USP 795, Dispensing errors, Controlled substances DEA, Diversion prevention, Pharmacy negligence, Medical errors, Pharmacist in charge PIC, Board of Pharmacy matters, Pharmacy policies and procedures, Pharmacy operations, Quality assurance, USP 797, USP 800, Sterile, Non-Sterile, Veterinary

I am a PharmD and experienced pharmacy operations and compliance leader with extensive expertise in pharmacy regulatory requirements, pharmacy standard of care, medication-use systems, and quality programs. I provide expert witness services in matters involving pharmacy and pharmacist negligence/standard of care, medication errors, dispensing and verification processes, controlled substance compliance and diversion prevention, policies/procedures (SOPs), documentation and record-keeping, and Board of Pharmacy-related issues. My professional background includes senior leadership roles overseeing day-to-day pharmacy operations, staffing models, workflow design, training programs, and continuous improvement initiatives. I have led and supported internal audits, corrective and preventive actions (CAPA), root cause analysis, and the development/implementation of quality systems to reduce error risk and improve compliance. I am comfortable reviewing and opining on pharmacy practices, cor...

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Phillip Beron, MD

Oncology Expert-Product Liability/Cancer Causation

Phoenix, Arizona

Radiation Oncology, Oncology - Radiation injury, quality assurance, radiation safety, delayed diagnosis, breast cancer, radiation induced cancer, product liability, malpractice, radiation causation, mesothelioma, prostate cancer, causation, toxic tort, hospital safety, secondary cancer, latency, head neck cancer, radiation exposure, environmental exposure, cancer

https://www.cancercausationexpert.com pberonmd@gmail.com 310-709-4604 Board-certified radiation oncologist with more than 20 years of active clinical experience and longstanding expert witness experience in medical malpractice, radiation oncology standard of care, product liability, toxic tort, environmental exposure, radiation exposure, and radiation-induced cancer matters. Retained by both plaintiff and defense counsel. Expertise includes general and specific causation, radiation dose assessment, exposure pathway analysis, latency, tumor biology, competing risk factors, epidemiology, radiobiology, and mechanistic cancer causation. Frequently evaluates whether an alleged malignancy is medically and biologically consistent with the type, magnitude, dose, timing, and pathway of an alleged ionizing radiation or environmental exposure. Served as Chair of a national Radiation Oncology Quality Assurance Committee for the American Society for Radiation Oncology. Form...

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Christopher Lavache

C. Lavache Management & Consulting, LLC

Arizona

Construction, Construction Defects - Construction Manager Expert, Estimator, Construction Scheduler, General Contractor Expert, Licensed General Contractor, Quality Assurance, Construction Defects, Schedule Delays and Impacts, Loss Control Advisor, Condominium, Commercial Office, High-End Residential

LICENSES/ CERTIFICATIONS: California State Contractors License B 537312 LEED AP (Leadership in Energy and Environmental Design Accredited Professional) Construction Quality Manager: CQM - NAVFAC/USACE - US Army Corps of Engineers Construction Quality Management for Contractors SMAW - AWS Certified Welder ASTM Certified Property Condition Assessments 2018 Massachusetts Construction Supervisor 1982 – 1997 (Expired) 2009 - Present: Construction Expert Witness, Litigation Consultant, and Construction Manager, C. Lavache Management & Consulting, LLC. Construction expert witness testimony and litigation consulting services include forensic document analysis, standard of care, cost estimating, forensic site investigations, contract disputes, schedule delay/impact analysis, expert to expert negotiations, report preparation, change order/cost and claim management, water intrusion and construction/material defect consulting. Construction Consulting Services: Provide agency fee-only cons...

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Tiana Thompson, NHA, MBA

Experienced Nursing Home Administrator Expert

Expert Consulting Services

Montclair, California

Nursing Home Administration, Long Term Care - Wound Care, Nutrition, Abuse, Medicare Compliance, Behavioral Health, Infection Control, Health Services Management, Elder Care, Neglect, Memory Care, Dementia/Alzheimer's, Regulatory Compliance, Nursing Home Finance, Quality Assurance, Subacute Care, Medicare

A dynamic healthcare executive with a rich background in senior living, skilled nursing, and behavioral health management, Tiana Thompson brings substantial expertise in operations, compliance, and turnaround strategies for healthcare facilities. As VP of Operations for “We Care” Psychology Affiliates and a seasoned healthcare consultant, she manages multi-state behavioral health practices and provides expert witness services in nursing home litigation. Her leadership in skilled nursing and assisted living facilities has consistently resulted in improved star ratings, regulatory compliance, and financial health. Known for her strategic approach, Tiana excels in staff development, budgeting, and fostering positive work environments. Case Work Includes: Skilled Nursing and Assisted Living Operations Behavioral Health Program Management for Senior Living Expert Witness in Nursing Home and Assisted Living Litigation Regulatory Compliance (Medicare, Medicaid, CMS, OBRA, OSHA) Financial ...

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Harpreet S Dhatt

Body Imaging Radiology Expert

Daviss, California

Diagnostic Radiology - Oncology, Trauma, Missed Diagnosis, Standard of care, Interpretation Error, Film Review, Malpractice Review, Causation Analysis, Image Interpretation, Cancer Detection, Abdominal CT/MRI/US/Fluoroscopy, Pelvic imaging, Quality Assurance

I am a fellowship-trained, board-certified radiologist specializing in body imaging with a patient-centered, quality-driven approach to diagnostic accuracy. For the past eight years, I have served as a medical expert witness. I have been involved in multiple depositions and provide clear, objective testimony grounded in radiologic evidence and standard-of-care expectations. This work has strengthened my commitment to balanced, ethical evaluation of imaging interpretation, documentation, communication, and system factors contributing to clinical outcomes, near-miss events, and opportunities to reduce error. Clinically, I interpret MRI, CT, ultrasound, x-ray, and fluoroscopy, and perform image-guided procedures including fine needle aspirations and arthrograms. I have particular expertise in oncologic imaging and participate in multidisciplinary tumor boards for lymphoma, GI/GU cancers, and thoracic oncology. I completed my medical degree at Stanford Medical School, radiology resi...

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Christopher Lavache

C. Lavache Management & Consulting, LLC

El Cajon, California

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Stephen D Chin, MD, FAAEM

Urgent Care and Emergency Medicine Expert

Burlingame, California

Emergency Medicine, Urgent Care Medicine - Emergency Medical Services, Emergency Medicine, Urgent Care Medicine, Medical Malpractice, Risk Management, Documentation Analysis, Quality Assurance, Medical Education, Trauma, Child Abuse, Substance Abuse, Overdose

● Board-certified Emergency Medicine physician with over 30 years’ clinical experience. ● Over 10 years’ experience training Emergency Medicine physicians at a Level I Trauma Center. ● Quality Assurance Consultant for the Medical Board of California. ● Experience in Emergency Medicine Documentation Quality Assurance. ● Instructor for the American Academy of Emergency Medicine Oral Board Review Course. ● Clinical and Administrative Urgent Care experience including Medication Assisted Treatment. ● Published author in physical child abuse research. ● Award-winning public speaker. ● Experienced in providing expert witness testimony at both deposition and trial.

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Zal Phiroz, PhD, MBA

Product Liability | Supply Chain | Manufacturing

Harvard University, Michigan State University (Previously UCSD, USC)

Los Angeles, California

Products Liability, Manufacturing - Product Liability, Supply Chain, Manufacturing Defect, Product Defect, Product Recall, Mass Tort, Class Action, Quality Assurance, Labelling, Product Safety, Causation, Standard of Care, Supply Chain Disruption, Third-Party Logistics, Distribution, FDA Compliance, California Proposition 65, Inventory Loss, Warehousing, CPSC Compliance

Dr. Phiroz is a nationally recognized expert witness specializing in product liability, manufacturing defects, and supply chain failures. He provides expert testimony in cases ranging from individual product defect claims to mass tort and class action litigation, representing both plaintiffs and defendants in matters involving product recalls, quality assurance failures, supply chain disruption, causation analysis, and regulatory compliance. At Procter & Gamble (NYSE:PG), Dr. Phiroz held senior leadership roles driving transformative supply chain initiatives overseeing demand forecasting, supply chain infrastructure, and recall analysis. He currently holds faculty positions at Harvard University and Michigan State University, teaching undergrad/grad courses in supply chain and operations management. In 2023, he was appointed as a Fellow at Harvard University (Inclusive Practice Fellowship). As a retained testifying expert, Dr. Phiroz has provided expert testimony in federal and s...

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Bradley C. Hammerstrom, AIA, NCARB

Construction Defects Expert Witness

The Diehl Group Architects, Inc.

San Diego, California

Construction Defects, Architecture - Forensic Architecture, Destructive Testing, Site Inspections, Construction Defects, Building Envelope, Roofing, Fenestration, Waterproofing, Exterior Claddings, Construction Drawings, Contract Administration, Slip and Fall, Building Code, Peer Review, Quality Assurance, Testimony

30+ years' experience in construction defect litigation support and expert witness services for plaintiff and defense attorneys. Experience includes field investigations, water intrusion analysis, construction installation sequencing, code analysis, development of repair solutions, trial preparation and expert witness testimony. Projects include residential, commercial, and high rise in California, Nevada, Arizona, Colorado, Texas and Florida (licensed in 6 states). Experience also includes traditional architectural services for projects involving repair or reconstruction: architectural design, production of construction documents and contract administration. Experience includes consulting for architects and developers to provide peer-review of drawings, quality assurance site observations, evaluation of in-progress construction for conformance to the construction drawings and specifications and workmanship standards. AIA - American Institute of Architects NCARB - National council...

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Charla Marshall, PhD

Forensic DNA Scientist & NGS Expert

DNAID Services

Lewes, Delaware

DNA, Forensic Science - NGS, Forensic lab accreditation, DVI, Quality assurance, Whole genome sequencing, SNP, Degraded DNA, Kinship, Y chromosomal DNA, FIGG, mtDNA, Unidentified human remains, Population genetics, Analysis interpretation and review, Genetic genealogy, STR, Contamination, Validation, Sequencing, Ancestry

Forensic DNA Expert | Former Deputy Director, Armed Forces DNA Lab | NGS • Whole Genome Sequencing • SNPs • mtDNA • ISO 17025 • FBI Quality Assurance Standards Summary: Charla Marshall, Ph.D., is an award-winning forensic geneticist with over 15 years of experience in human identification. Formerly, as Deputy Director of DNA Operations and Chief of Emerging Technologies at the Armed Forces DNA Identification Laboratory (AFDIL), she led the validation and implementation of next-generation sequencing (NGS), single nucleotide polymorphism (SNP) kinship inference, and mitochondrial DNA (mtDNA) methods for some of the most challenging forensic cases in history including the identification of Korean War and WWII unknowns. She has authored more than 30 peer-reviewed publications and is an editorial board member of two premier journals in forensic genetics. Dr. Marshall is the Founder and Principal Consultant of DNAID Services, where she supports international forensic laboratories and t...

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David Rice, MD

ICU Medical Director | ECMO & Sepsis Expert

North Florida Critical Care Consulting, PLLC

St. Petersburg, Florida

Critical Care Medicine, Pulmonary Critical Care Medicine - Critical Care, Intensive Care, ICU, Pulmonary Medicine, Medical Director, Standard of Care, ECMO, Sepsis, septic shock, mechanical ventilation, respiratory failure, ARDS, hospital policy, peer review, quality assurance, medical governance, Multi-organ failure

Dr. David A. Rice is a Board-Certified Intensivist and current ICU Medical Director, a role he has held for over six years combined with over eleven years of clinical experience. As a recognized leader in Critical Care Medicine, Dr. Rice specializes in the clinical management of high-acuity patients and the administrative oversight of complex ICU programs. He has pioneered regional clinical initiatives, including the development and management of a high-volume ECMO program with over 100 successful cases. His expertise includes: Clinical Standards: Sepsis bundle implementation, mechanical ventilation, and multi-organ failure. Advanced Life Support: ECMO (Extracorporeal Membrane Oxygenation) program leadership and complications. Medical Governance: Hospital policy compliance, mortality ratio optimization, and standard of care protocols. Medical-Legal Consulting: Merit reviews, expert witness testimony, and regulatory diligence for both plaintiff and defense counsel. Dr. Rice is...

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Shauna Serafini, RWC, REWC, FMPC

Building Envelope & Construction Defects Expert

GCI Consultants

Jupiter, Florida

Construction Defects, Building Inspection - Building Envelope, Water Infiltration, Forensic Investigation, Quality Assurance, Design Review, Construction Management, Expert Testimony, Glazing Systems, Waterproofing, Fenestration, Facade Systems, New Construction, Commercial Structures, Institutional Facilities, Moisture Control, Water Leakage

Shauna Serafini, RWC, FMPC, is a Senior Consultant and Expert Witness at GCI Consultants with decades of experience in building envelope consulting. She specializes in exterior glazing, wall systems, and waterproofing, focusing on design, installation, water infiltration resistance, and performance assessment. Key Qualifications: - Bachelor of Science in Civil Engineering from Florida Atlantic University - Registered Waterproofing Consultant (RWC) by IIBEC - Registered Exterior Wall Consultant (REWC) by IIBEC - Fenestration Master (FMPC) accredited by FGIA - Certified Building Commissioning Professional (CBCP) from AEE - LEED Green Associate (LEED GA) from USGBC - Level 1 Certified Thermographer by The Snell Group Professional Experience: - 2022-Present: Senior Consultant and Principal, GCI Consultants - 2017-2022: Senior Consultant and Project Manager, GCI Consultants - 2013-2017: Consultant and Project Manager, GCI Consultants - 2009-2013: Forensic Investigator, Glazing Consulta...

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Joanne M Daprano, RPh, CGP

Baldwinsville, New York

Pharmacist, Pharmacology - Geriatrics, Pain Medication Management, Drug Interactions, Nursing Home Medical Management, Long Term Care, Medication Errors, Medication Monitoring, Adverse Drug Reaction, Nursing Homes-Drugs, Overdose, Quality Assurance, Consultant Pharmacist

Independent Consultant Pharmacist with more than 28 years of experience. Extensive knowledge of long-term care, medication management, standards of practice and medication errors. Specializing in dementia related behaviors, falls and pain management.

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Stephen A Vitkun, MD, AM, MBA, PhD

State University of New York at Stony Brook

Stony Brook, New York

Anesthesiology, Pharmacology- Clinical - Clinical Research, Institutional Review Board, IRB, Business, Administration, Anesthesia Technology, Accreditation, ACLS, BLS, Paramedic Education, Dental Anesthesia, Quality Assurance, Airway Management/Intubation, Pre-Operative Evaluation, Difficult Airway, Sedation, Opioids, Hypoxia, General Anes

Clinical Research Institutional Review Board, IRB Business, Administration Anesthesia Technology Accreditation ACLS, BLS Paramedic Education Dental Anesthesia Airway Management/Intubation Pre-Operative Evaluation Quality Assurance Difficult Airway Sedation Opioids Hypoxia General Anesthesia

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Bethany Pridgen, MFS

Toxicology and Seized Drug Expert

The DEVAUS Group, LLC

Wilmington, North Carolina

Forensic Science, Toxicology - Controlled substances, DWI, DUI, retrograde extrapolation, driving while impaired, alcohol, drunk driving, cannabis, THC, marijuana, CBD, hemp, quality assurance, ISO 17025, laboratory management, laboratory accreditation, dram shop, back extrapolation, SFST, DRE

Bethany has worked in the forensic science industry since 2005. She provides expert witness testimony and consultation for criminal and civil matters involving, but not limited to, DUI, seized drugs, cannabis, forensic testing practices, laboratory management, quality assurance standards, and reliability of testing methods. Early in her career, she had the opportunity to open a new regional forensic science laboratory in southeastern NC. She began an 11 year journey and gained a career’s worth of experience as a laboratory director, quality assurance manager, laboratory scientist, grant writer and manager. She has written and reviewed hundreds of administrative and technical policies, procedures, and training programs, and has analyzed and provided final review of thousands of biological and seized drug samples. She is a lead and technical assessor for ISO 17025:2017 and performs assessments in the areas of quality management, toxicology, and seized drugs testing for ANAB and A...

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Mike Simard, PE, PMP, CEP

Engineering and Manufacturing Expert Witness

PACED Engineering Inc

Berwyn, Pennsylvania

Engineering, Manufacturing - Mechanical Engineering, Design, Process Engineering, Industrial Machinery, Industrial Construction, Process Scale-Up, Pilot Plant, Mechanical Equipment, Cost Estimating, Manufacturing Costs, Mechanical Systems, Mechanical Defect, Equipment Failure, Industrial Safety, Workplace Injury, Machinery Accidents

Mechanical engineer with over 30 years of hands-on experience in process design, manufacturing systems, and industrial machinery. I assist clients across a wide range of industries—from early-stage startups to Fortune 100 manufacturers—by applying engineering standards, practical insight, and industry knowledge. Licensed Professional Engineer (PE) with BSME, MSME, and MBA degrees. Certified as a Project Management Professional (PMP) and Certified Estimating Professional (CEP). Published author, patent-holding inventor, and technical presenter. Areas of Expertise: • Mechanical failure and root cause analysis • Industrial machinery performance and failure analysis • Manufacturing systems and operations • Process design, scale-up and troubleshooting • Equipment specification, selection, and system integration • Capital projects: pilot plants, full-scale facilities, and retrofits • Material handling, slurry transport, fluid pumping, and mixing systems • Cost estimating & manufacturing ...

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ALEJANDRO ECHEVERRY, Ph.D.

Texas Tech University

LUBBOCK, Texas

Food, Hotel & Restaurant - Food Safety Microbiology, Restaurant Food Poisoning, Food Intoxication, Foodborne illness, FDA, USDA, Quality Assurance, Hygienic Design, Food Engineering, Food Service, HACCP / SSOP / Operating Procedures, GMP General Manufacturing Practices, Foreign Material, Bacterial Pathogen, Food Contamination, Contamination, FSMA, FSIS, CCP

I’m an Associate Professor of Practice in Food Safety and Food Engineering at Texas Tech University, where I’ve been developing and teaching undergraduate and graduate level classes in the areas of food microbiology, food safety, food engineering, and hygienic design of food processing plants since 2008. I’ve had the opportunity to become familiar with different food matrixes and processes including Beef, pork, poultry, RTE meats and possess extensive knowledge of USDA-FSIS and FDA regulations and requirements for the production of safe food products. Moreover, since 2013 I have provided consulting services to food industry companies and/or law firms on several topics related to food science, safety, shelf life, HACCP, process control, microbiology, SSOPs, food production or providing and conducting studies to validate the safety of the processes conducted and to train personnel on food safety practices, including handling, storage, temperature control, safety practices, cooking/l...