Health / Public Health Expert Witnesses

Dr. Andrew Mark Rodgers, BS, MS, DC, is a National Certifed Chiropractic Expert Witness with over 38 years of experience. He has worked on over 120 malpractice cases on the proper standard of care and has testified in 30 cases in the last 22 years. Dr. Rodgers is available for complimentary verbal evaluations, offers expedient affidavits and cost-effective testimonies and depositions for chiropractic deviation from standard of care cases nationwide. He represents both Defendant and Plaintiff.

Areas of Expertise

• Malpractice cases – proving standard of care and deviationsm, causation, and informed consent issues
• Administrative law, state laws, and honest medical protocols and billing procedures
• Plaintiff/defendant expert witness testimony in trauma cases, motor vehicle cases, workers comp cases and/or slip and fall injuries
• Insurance fraud
• Continues very active clinical practice

Paul M. Adler, DO, FACEP, MBA, Medical Director for the Ventura County, California, Department of Corrections, has worked in Correctional / Jail / Prison Medicine & COVID-19 Preparation & Response. He has overseen the care of inmates in Jails in California and New York, as well as Prison inmates who have been transferred to county facilities to serve their terms for years in county jails in California. He has also overseen Correctional health car in locked units in Hospitals . 

Dr. Adler is the President-Elect of The American Correctional Health Services Association of California / Nevada, which represents all clinicians and administrators in Jails/Prisons in California and Nevada. He previously oversaw a County Hospital, County Nursing Home and ran a County Health Department and oversaw Correctional healthcare for the Westchester, New York Jail.

Litigation Support - Dr. Adler has defended Jails and Prisons in Southern California, Idaho, Texas, North Carolina, New York, Pennsylvania, etc. He is currently the expert consultant to the California Prison System for Covid litigation and the medical consultant to the judicial consent decree overseeing care in the Philadelphia Department of Prisons. He also served as the expert consultant to the ACLU for Covid in the Illinois Department of Corrections

Dr. Adler still works as a full-time practicing physician and has helped attorneys and insurance companies in Emergency Medicine, Nursing Home Medicine, Public Health and Hospital Administration since 1985. He has been involved in Plaintiff litigation in many states including against Rikers Island, NY and Cook County Jail and is available to review and consult on clinical Correctional/Jail/Prison cases for attorneys for both Plaintiff and Defense.

Services:

• COVID-19 Preparation & Response
• Medical Oversight of Federal Consent Decrees
• Screen Cases for Merit
• Review, Analyze and interpret Medical Records
• Provide Basic or Comprehensive Written Reports
• Interpret Standards of Care, Deviation and Adherences as they Relate to Correctional Health Care
• Develop Chronological Time Lines
• Policy and Procedure Development

Jessica Chaudhary, MD, is a Board Certified, Harvard and Yale trained Psychiatrist with specialties in Psychotherapy and Psychopharmacology. Dr. Chaudhary is a clinical instructor at Yale, and a fellow of the American Psychiatric Association. She has over 10 years of experience focusing on her fields of expertise.

Dr. Chaudhary treats conditions such as anxiety disorders, depressive disorders, attention deficit disorders, women's mental health issues, substance use disorders, psychosis, and dementia with behavioral disturbance.  She has expertise in caring for those with complex medical and co-morbid psychiatric conditions, and she treats individuals across the life span. 

Dr. Chaudhary can provide all services through TELEHEALTH.

Litigation Support - Dr. Chaudhary offers litigation support services in civil and criminal cases to attorneys for Plaintiff and Defense. She is a private consultant and expert witness for attorneys and organizations nationwide. Her services include:

• General Psychiatric Issues
• Women's OB / GYN Issues
• Substance Abuse Issues
• Evaluation and Treatment of Impaired Professionals (and/or consultation with their professional organizations)
• Independent Medical Examination
• Disability Evaluation

Education: Wellesley College, BA; University of Washington School of Medicine, MD; Yale University, Internship and Residency in Psychiatry; Harvard University, Fellowship in Psychosomatic Medicine

Medical Licenses: CT, MA, FL, TX

View Dr. Jessica Chaudhary's Consulting Profile.

Lawrence Amsel, MD, MPH, specializes in Forensic Psychiatry, including personal injury and psychiatric malpractice. With an MD from Yale University and an MPH in Biostatistics from Columbia University, Dr. Amsel combines his academic credentials, including multileg publications, and clinical expertise including decades as an inpatient and emergency room psychiatrist. With this experience he serves as an expert witness to offer excellent evaluations, written reports and court testimony. 

Dr. Amsel provides Litigation Support services to attorneys representing Plaintiff and Defense. His services include serving as expert witness in psychiatric aspects of personal injury, psychiatric malpractice,  medical record review for causation and standard of care. He has expertise in trauma, PTSD, suicide, Prolonged Grief Disorder, competency issues and medical decision making. He was one of the early champions of the application of Decision Science, Game Theory, and Behavioral Economics to Psychiatric Research.

Areas of Expertise:

Background - Dr. Amsel serves as an expert witness in matters related to psychiatry, with a focus on  Malpractice, Post Traumatic Stress Disorder (PTSD), Suicide, Grief, Medical Decision Making, Hospital Psychiatric Care, and appropriate Evidence-based Standards of Care. Excellent references from multiple law firms are available on request. 

Dr. Amsel's expertise in dealing with the interface of legal and psychiatric issues is based on 28 years of experience in clinical practice, academic psychiatry, research, and public health, as well as his experience as an expert witness.

As an expert on the effects of traumatic experiences, especially after 9/11, Dr. Amsel co-directed the Trauma Studies and Services Division at the New York State Psychiatric Institute. He has been extensively involved in treating victims of 9/11 and their families, in doing research on the effects of the 9/11 attacks on the survivors and First Responders, and in training clinicians in cutting edge treatments for PTSD and Complicated /Traumatic Grief. This has given him a strong foundation as an expert on PTSD and other psychological effects of various types of trauma. It has also made him an expert on malpractice cases in this area. 

Dr. Amsel studied mathematics at Columbia University before entering Yale University School of Medicine. After completing residency training he joined the Columbia faculty completing two prestigious National Institute of Mental Health research fellowships and obtained an Masters in Public Health (MPH) specializing in mental health statistics, and Child Psychiatry Research. 

View Dr. Amsel's Consulting Profile.

Post Traumatic Stress Disorder

Depression

Drug & Alcohol

Specific Phobia

Sexual Offense

Adjustment Disorder

Family Proceedings

Personal Injury

Criminal Reports

Head Injury

Capacity

• Cognitive Behavior Therapy
• Post Traumatic Stress Disorder Evaluation & Treatment
• Forensic Testimony (Consultation, Evaluation Treatment Following Trauma or Injury)

Linnda Durre', Ph.D., Licensed Psychotherapist, (FL License #MH6058) is an expert witness, psychotherapist, family counselor, intern supervisor, international speaker, corporate trainer, author, business consultant, adjunct college professor, and a magazine, Internet, and newspaper columnist. Her four areas of court expertise are Family Law, Personal Injury Law, Employment Law, and Criminal Law. 

Litigation Support: With over 49 years of experience, she consults to attorneys and has been qualified as an expert witness in 12 states - NY, CA, FL, AL, CT, AR, AZ, TN, WA, IA, OH, GA - in the areas of Personal Injury, PTSD, Family and Couples Counseling, Divorce, Child Custody, Relocation, Drug and Alcohol Counseling, Sexual Harassment, Sexual Abuse by Psychotherapists, as well as Age, Race, Gender, and Sexual Orientation Discrimination. Her 400-page doctoral dissertation and research in the latter area was cited to pass legislation in several states. 

Dr. Durre' has hosted and produced four radio shows, two of which were call-in advice shows - "The Dr. Linnda Durre' Show" on WDBO in Orlando (a Cox station) and "Let's Talk with Dr. Linnda Durre' on an NPR station in New York, and two radio interview shows. Her last show was a daily hour-long podcast, entitled, "Linnda Durre' Interviews" Dr. Linnda Durre' has hosted and produced two call-in advice TV shows, including being selected in a national search of 200 applicants, to host, "Ask The Family Therapist," on America's Health Network (AHN), which was associated with Mayo Clinic and each show aired daily for two hours from Universal Studios Orlando. She was vetted by Mayo Clinic and America's Health Network.

She has appeared on Oprah, 60 Minutes, O'Reilly (twice), Today Show, Good Morning America, Canada AM, Daytime, Donahue (twice), Sally Jessy Raphael, People Are Talking, Home Show, Hour Magazine, Home and Family Show, Disney Channel, and the local and/or national news on NPR, PBS, CBS, ABC, NBC, CW, and Fox.

Dr. Durre' has been interviewed, cited, and/or quoted by the NY Times, LA Times, Forbes, WSJ, IBD, Business Week, SF Chronicle & Examiner, Toronto Globe & Mail, Albany Times Union, Atlanta Journal Constitution, Orlando Business Journal, Orlando Sentinel, Parade Magazine, Alternative Medicine Magazine, CNN Online, Washington Parent Magazine, Screen Actor Magazine, Florida Magazine, Pasadena Star News, Orlando Magazine, Women's Health Magazine, and others.

View Linnda Durre's Consulting Profile.

Dr. Ewen Todd is a Food Safety Expert with over 45 years of knowledge and experience in general food safety and Food Microbiology Issues. Specifically, he has extensive experience in the reporting and surveillance of Foodborne Disease, as well as development of analytical methods for identifying foodborne pathogens. As a result of his work with the industry and his knowledge of foodborne disease, Dr. Todd has influenced research programs and regulatory approaches taken by the Health Protection Branch of Health Canada. In the US, he held the position of Director of the National Food Safety and Toxicology Center and the Food Safety Policy Center at Michigan State University. 

A leader in microbial research, foodborne disease surveillance, costing of outbreaks, food safety policy, seafood toxins, standard-setting, risk assessment, risk management, and risk communication. He has worked in numerous countries educating and training, and collaborating to set up surveillance systems, food safety policies, regulations, and HACCP and other control strategies, including China, Cambodia, Japan, United Arab Emirates, Lebanon, Kuwait, Saudi Arabia, and Europe, as well as Canada and the USA. He is also familiar with food defense and food fraud issues, and waterborne disease. He is familiar with the US and Canadian food industry, both foodservice and food processing, HACCP, disease investigation, food, and equipment contamination.

Since leaving the Canadian government and entering academia and as a consultant, he has been an expert witness in 25 cases in both the U.S. and Canada where foodborne illnesses have occurred. He has testified on the behalf of plaintiffs who suffered from E. coli O157:H7, Campylobacter, Salmonella, ciguatoxin fish poisoning, yeast, and unknown agents. He has also represented defendants in two illness cases. Therefore, his litigation services are available for both Plaintiff and Defense.

Areas of Expertise

• General Food Safety and Spoilage Issues
• HACCP and GHP Systems
• Standards for Poultry
• Listeria Monocytogenes in Soft Cheeses
• Standards for Poultry
• Seafood Toxins
• Food Workers
• Investigation of Foodborne and Waterborne Illnesses
• Foodborne Disease Surveillance Systems
• Risk Assessment, Risk Management and Risk Governance
• Safety of Aquaculture Systems
• Norovirus in Elder Care and Other Facilities
• Salmonella and Shigella in Schools and Child Care Centers
• Salmonella in Tahini and Other Oil-based Foods
• Escherichia coli O157:H7 in Leafy Greens
• Staphylococcus aureus in Cheese, Clostridium botulinum in Canned or Preserved Food and Native American / Inuit Fermented Food
• Listeria monocytogenes in Deli Meats and Soft Cheeses
• Controlling Listeria monocytogenes in Ready-to-eat Foods
• Hydrophobic Grid Membrane Filter Systems

View Consulting Profile.

Garson M. Caruso, MD, MPH, PA, is a board certified Occupational Physician in private consulting practice with extensive clinical and administrative experience in emergency and occupational medicine, including:

• Case Review, Analysis, and Management
• Impairment Determination and Disability Rating
• Medical Direction
• Industrial Illness and Injury Care
• Medical Review Officer functions

Dr. Caruso has performed occupational health services and consulting for organizations including Lockheed Martin, Bechtel Aberdeen, PepsiCo, Dean Foods, The New York Transit Authority, and multiple Johns Hopkins Medical Institutions. He has very broad and in-depth case management and file review experience involving complex disability and workers’ compensation claims. 

Dr. Caruso is a Fellow of the American College of Occupational and Environmental Medicine (ACOEM) and International Academy of Independent Medical Evaluators (IAIME); a Certified Independent Medical Examiner (CIME; 2009-2014); and a Certified Medical Review Officer. He has also held numerous leadership roles in ACOEM, and both published and presented at national, state, and local conferences in his areas of expertise. Dr. Caruso's primary professional interests are worker disability prevention and management, with a particular focus on the psychosocial aspects of occupational medicine and workers compensation, and prevention or minimization of unnecessary work disability. 

Litigation Support - Dr. Caruso's expertise is available to counsel representing both plaintiff and defendant. His services include Independent Medical Evaluations, written reports, depositions, and trial testimony as needed. Dr. Caruso is licensed to practice in Pennsylvania, Florida, Maryland, New York, Virginia, Louisiana, and North Carolina. 

Areas of Expertise:

View Dr. Caruso's Consulting Profile.

I am a board-certified emergency medicine physician. I have been called upon to express opinions in the areas of medical malpractice, personal injury, negligence, standard of care, and causation. I am involved in both plaintiff and defense cases.

My qualifications include: 

• Award-winning emergency physician in active practice with 30 years clinical experience
• Former Associate Clinical Professor of Emergency Medicine (Volunteer) at University of California San Francisco School of Medicine
• Current VP of company that staffs 500 emergency departments, overseeing more than 5000 ER providers in risk management and quality assurance issues 
• Fellow of the American College of Emergency Physicians (FACEP) 
• Past President of the California Chapter of the American College of Emergency Physicians 
• Medical Director of California Highway Patrol 
• Extensive publication and speaking experience in the area of emergency medicine

Dr. Christopher A. Lowery, DHSc, CLCP, is an international Clinical Health Practitioner with a special interest in global health initiatives. He is board-certified as a life care planner practitioner specializing in health promotion and prevention through the use of holistic, evidence-based approaches using a biopsychosocial health consultation model and the Universal Neurodiversity Continuum (UNC) Model™ across all individuals.

The UNC Model™ established in 2025 by Dr. Lowery, which is a continuum-based approach that views human thinking, behavior, and mental health as naturally vary across individuals, focusing on personalized support rather than fixed labels.

Dr. Lowery passion has been to educate, empower, and provide hope to individuals with catastrophic health impairments. He focuses on educating and counseling individuals on improving their quality of life, addressing social, cultural, and behavioral barriers across diverse populations impacted by poor healthcare conditions. 

He currently holds the following degrees: Bachelor of Science in rehabilitation studies from University of North Texas (07), Master of Arts in human and health administration services from University of Oklahoma (10), Post-Specialty Certificate in life care planning from Capital University Law School (12), Post-Master's Certificate in rehabilitation counseling from University of Arkansas at Little Rock (14), and Doctor of Health Science in global health from Nova Southeastern University (16).

Dr. Lowery holds a board certification in life care planning as a Certified Life Care Planner (CLCP) from the International Commission on Health Care Certification (ICHCC), which is accredited and recognized by the American National Standards Institute National Accreditation Board (ANAB). This prestigious certification attests to his qualifications and competence in healthcare delivery systems. ANAB’s accreditation ensures that the certification process meets rigorous international standards, confirming his aptitude and expertise for his role as a practitioner.

**If you have a case needing Dr. Lowery's expertise, please feel free to call his office for a free consultation.

Note: Please see below our website for more areas of expertise. 

Areas of Expertise:

View Christopher Lowery's Consulting Profile.

Health Law Network (HLN) brings together the range of special talent needed to address most cases involving concerns about the reasonableness of medical billing charges, proper reimbursement, adequacy of clinical documentation, insurance disputes, accuracy of coding and quality of care, as well as allegations of false claims, Medicare or Medicaid fraud, antitrust violations and more.

HLN's mission is to assist attorneys and those involved in the healthcare industry in their search for experienced professionals qualified to serve as Independent Investigators, Compliance Consultants, Expert Witnesses, or Litigation Support Professionals

Litigation Support - HLN's experts have provided expert testimony in administrative and regulatory proceedings, as well as in state and federal courts for civil and criminal cases, for plaintiffs and defendants. HLN offers Peer-reviewed methodologies and Appellate court proven testimony by experienced professionals who have provided consulting services and conducted audits and investigations for hundreds of hospitals, physicians, and other healthcare providers nationwide.

HLN's Consultants: Certified Coding Specialists (CCS and CCS-P); Certified Financial Forensics (CFF); Certified in Healthcare Compliance (CHC); Certified Fraud Examiner (CFE); Certified Healthcare Chart Auditor (CHCA); Certified Professional Coder (CPC and CPC-H); Financial Analysts; Statisticians, See Full List.

L. Lamar Blount, CPA - During 30+ years in serving the healthcare industry, Lamar has provided consulting services for hundreds of clients in over 40 states. Lamar co-authored two editions of books on Billing and Reimbursement for the AMA. 

Lamar has served as an expert in over 300 cases and has been admitted in multiple US District Courts, State Courts and Administrative Hearings. He has testified for and served plaintiffs and defendants, as well as for providers, payors and government clients. He is the president of HLN and provides quality reviews on all of our expert reports. 

Prior to creating Health Law Network in 2003, Lamar was founder and chairman of Healthcare Management Advisors (HMA) from 1990 to 2002. HMA provided compliance, reimbursement, coding, managed care, clinical data and financial management expertise to over 1,600 hospitals and hundreds of other healthcare providers nationwide and internationally. He sold his equity interest in HMA privately in 2002. 

From 1981 to 1990, he was a co-founder and the Audit and Healthcare Consulting Partner for Hyatt, Imler, Ott & Blount (HIOB), which became the 10th largest CPA firm in Atlanta. Lamar was also President of HOSPLAN Micro Systems (an affiliate), which developed and marketed microcomputer-based software for medical records, budgeting, and rate setting to over 600 hospitals nationwide. 3M Health Information Systems purchased HIOB & HOSPLAN.

From 1974 to 1981, Lamar was with the international Big-8 CPA firm of Ernst & Young, where he became a Manager, supervising healthcare audits, Medicare & Medicaid cost reports, rate-setting projects, and financial feasibility studies.

Timothy N. Henry, CPA is Vice President of Consulting Services, managing our team of multi-disciplinary consultants. He has served as a consulting or testifying expert on 200+ cases for Health Law Network since 2012, representing plaintiffs and defendants in Medical Billing and Reimbursement Disputes in multiple U.S. district and State Courts. He has also served in cases involving Medicare and Medicaid reimbursement issues, Medicare fraud, managed care contract payment disputes, life care plan projections, and lost profit and economic damage claims.

Since 1978, Tim has served the healthcare industry as an auditor, consultant, and financial executive. He has served multiple hospitals and multi-provider healthcare systems as Chief Accountant, Internal Auditor, Vice President for Finance, and Chief Financial Officer. These hospitals and healthcare systems included Emory University/Emory Healthcare System, Gwinnett Hospital System, Wesley Woods Center, and Union General Health System. Tim's healthcare provider experience includes responsibility for financial statements, managed care contracts, and the business office, including the chargemaster, facility and professional fee billing, and collections. 

Prior to HLN, Tim worked with founder Lamar Blount in two other healthcare businesses. Tim was a Healthcare Audit Partner at Hyatt, Imler, Ott & Blount (HIOB), which became the 10th largest CPA firm in Atlanta; and he was Vice President of Compliance Services at Healthcare Management Advisors (HMA), Alpharetta, Georgia, which served more than 1,500 hospitals and hundreds of other healthcare providers and organizations nationwide. At HMA, Tim served as the Compliance Officer for multi-campus healthcare providers and directed the firm’s Medicare and Medicaid risk assessment and compliance program engagements.

Tony W. Ulbrandt, MAcc, CFE, is HLN’s Executive Vice President and helps set the firm’s strategic direction. Tony previously served as a Consulting Manager with HLN and has served as a consulting or testifying expert on 200+ cases for Health Law Network since 2013, serving plaintiffs and defendants in medical billing and reimbursement disputes in multiple US District and State Courts. He has also served in cases involving medical malpractice, healthcare fraud, Medicare fraud, Qui Tam lawsuits, criminal sentencing hearings, and lost profit and economic damage claims.

Before HLN, Tony served as a Forensic Accountant with Assurance Forensic Accounting CPAs, where he worked on multiple cases calculating economic damages involving retail/wholesale, manufacturing, food processing, real estate, restaurants, tourism, professional/consulting firms, distribution, and construction. He was also a Senior Accountant with Credo Financial Services, where he performed business valuations and worked on litigation support cases, including lost profit analysis and forensic reconstruction of financial statements. Tony also served as Senior Forensic Accountant at DDS Financial, where he performed on-site forensic analyses and audits. Tony passed the Certified Fraud Examiner (CFE) exam in 2017 and obtained a BBA in Economics from the University of Georgia and a Master of Accounting from Florida Atlantic University.

View Health Law Network's Consulting Profile.

NO COST CASE FILE REVIEW! 

Dr. Eric N. Brown, CIH, CSP, is a Certified Industrial Hygienist (CIH) and a Certified Safety Professional (CSP), with both certifications in good standing with the issuing boards. Dr. Brown holds a Doctorate in Public Health with an Industrial Hygiene specialization from the University of California at Los Angeles, and a Master’s degree in Public Health with an Occupational Health specialization from the Medical College of Ohio. He has over 25 years of experience in:

• Mold
• Thermal Comfort and Heat Stress
• Health and Safety
• Industrial Hygiene
• Indoor Air Quality Exposure 

Litigation Support - Dr. Brown has been a designated expert in thousands of cases, been and has testified in both trials and arbitrations. His expertise has never been successfully challenged. His services are available to attorneys representing both plaintiff and defendant. 

Areas of Expertise:

James H. Reich, MD, MPH, is a board-certified Forensic Psychiatrist with extensive civil psychiatry experience who has done hundreds of evaluations.

After getting his MD from the University of Colorado Medical Center in Denver, Dr. Reich earned his MPH at Yale University and did his psychiatric residency at UC Davis. Dr. Reich has held academic positions at Yale, Iowa, Harvard, and Brown Universities.  Currently, he has teaching appointments at the professor level at both UCSF and Stanford University. Throughout his career, he has published over a hundred peer-reviewed publications. 

Litigation Support - Dr. Reich’s services are available for civil and some criminal law cases. Clients are assured of his personal dedication to each case. He does high quality research, expert evaluations, writes a solid report, and will testify well. Dr. Reich has been deposed over 50 times.

Areas of Expertise:

Presentations - As faculty at the Stanford Forensic Fellowship program, Dr. Reich has given two talks to the group. On October 27, 2023, he presented, "What Gets Psychiatrists and other Medical Professionals into Problems with the Law or Regulators." On January 19, 2024, he presented a talk on Psychiatric Disability to the same group. Dr. Reich is also supervising a fellow on his project on competency issues in older physicians.