Medical Specialists Expert Witnesses: 93

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

Monica M. Argumedo, MD, is a Board-Certified Forensic and Clinical Psychiatrist (ABPN). Dr. Argumedo has testified about her forensic opinions in more than 40 cases in open court. In psychiatric practice for more than 15 years, Dr. Argumedo teaches at Rush University Medical School/Rush University Medical Center as Assistant Professor in Psychiatry. She teaches psychiatry residents in topics related to psychiatry and the law, and psychiatry in medicine. She also interviews prospective medical students through her role on the Medical Admissions Committee.

Dr. Argumedo works with Employers in cases where mental health/psychiatric concerns about an employee require an objective and unbiased Fitness for Duty Evaluation and report. She also consults in employment matters and litigation and serves as a disclosed expert witness. Her work addresses fitness for duty (FFD) in a litigated environment, Wrongful Termination, and Psychiatric Disability. Additional experience includes FFD of peace officers and first responders.

Services - Forensic Psychiatry, Medico-Legal evaluations, medical complications, review of records, written reports, deposition testimony, trial testimony, consultation to attorneys addressing psychiatric issues relevant in a case, opposing counsel expert reports or expert qualifications, assisting with cross-examination questions, and lines of inquiry.

Areas of Expertise:

Dean A. Beers, CLI, CFDI-Expert, has been a legal investigator since October 1987 and a Medicolegal Death Investigator since 2002. His extensive experience in these areas is rare in the profession. Dean's clients benefit from a thorough methodology of reviewing official investigations conducted by law enforcement and coroner/medical examiner offices. This approach includes analyzing reports, records, and photographs to form detailed findings and opinions. 

As a deputy coroner investigator, Dean has personally investigated over 150 death scenes, assisted in over 400 autopsies, and participated in investigating nearly 600 non-autopsied cases.

Primary Areas of Expertise:

Background Experience - From late 2002 to mid-2008, Dean worked as a deputy coroner and autopsy assistant in Colorado medical examiner offices, following an internship and training period. Since 2008, he has partnered with his wife, Karen, specializing in expert medicolegal consultations and legal investigations across the United States. Their focus is on personal injury, negligence, and death cases in civil, criminal, and probate litigation. Over the years, he has provided favorable expert consultations to public defenders and alternate defense attorneys, helping secure positive life insurance benefit appeals. His expert testimony has been recognized in multiple courts covering fatal and non-fatal events.

Death and Serious Bodily Injury Investigations

Dean's work has also included handling more than 1,100 cases that were not taken for jurisdiction, as well as cases requiring the collaboration of multiple investigators. Additionally, Dean's expertise covers forensic investigations, such as bridging crime scene evidence with autopsy findings.

Dean's background includes over 5,000 hours of full-time experience specific to death investigations, injuries, and negligence, not counting internships or part-time work

Gerald W. Smetana, MD, Board Certified in Internal Medicine, is a General Internist with 38 years of experience in an academic primary care practice at Beth Israel Deaconess Medical Center in Boston. He is also a Professor of Medicine at Harvard Medical School where he has taught internal medicine to medical house staff and also teaches extensively to practicing clinicians in continuing medical education settings. Dr. Smetana is a Master of the American College of Physicians.

Practicing in an outpatient setting, Dr. Smetana cared for a panel of patients that was weighted towards those with multiple chronic illnesses and high disease complexity. In addition to all aspects of office based general internal medicine, his areas of interest include Preoperative Medical Evaluation, Hypertension, and Headache.

Dr. Smetana has been repeatedly selected as a Best Doctor in a national survey. He publishes in the peer reviewed medical literature and medical texts, has edited textbooks, and has helped to develop national guidelines on topics in internal medicine. He has been invited to deliver seminars and presentations on various topics within his area of expertise nationally and internationally. He has been a section editor for the Annals of Internal Medicine. In April 2025, Dr. Smetana retired from clinical practice, but remains active in scholarly work, lecturing, and consulting.

Litigation Support - Dr. Smetana reviews cases for both plaintiffs and defendants and has testified at deposition and at trial as an expert on numerous occasions in most states in the eastern United States. He has reviewed medical malpractice cases over the past 20 years both for plaintiffs and doctors. Dr. Smetana also consults for risk management insurers. His record review and medicolegal consultation services are available throughout the United States.

Dr. Lorne Sheldon Label, MD, MBA, FAAN, is a Board Certified Neurologist who has extensive training in the treatment of all neurological diseases of adults and children. The field deals with brain, spinal cord, nerve and muscle disorders. Dr. Label has been recognized by the court as having the education, experience, training, and knowledge to assist in rendering an opinion on the subject of Adult and Pediatric Neurology and Acupuncture. His ability is in explaining complicated methods and procedures, technical medical matters and data, as well as interpreting and rendering opinions about a certain set of facts to the court.

Dr. Label has offered his Expert Witness testimony to the legal industry for over 35 years. He has been retained as an Expert by attorneys for both Plaintiff and Defense over 200 times. His services are available for Medical Record Review and Testimony, Medical Malpractice Cases, and Insurance Questions Regarding Neurological Issues.CV available on website or by email.

Areas of Expertise:

Dr. Keith Chamberlin is an award-winning Anesthesiologist in active clinical practice. Georgetown educated, he is a former Dartmouth Faculty member and current Fellow of the American Society of Anesthesiologists. He is a former Hospital Chief of Staff and Decorated United States Army veteran.

Litigation Support - Dr. Chamberlin is available to serve as an expert witness on cases involving anesthesiology standard of care and causation.  He also has significant medical management experience, having served as the CEO of multiple medical groups and an accountable care organization (ACO). As such, he is also available to serve as an expert witness on cases involving physician credentialling, provider agreements, physician employment contracts, healthcare billing and fraud, safety, quality, etc.

Dr. Chamberlin offers expert witness services to attorneys representing plaintiff and defense. He is an experienced expert witness at both deposition and trial. His services include medical record review, thorough reporting, deposition, and testimony as needed.

Areas of Expertise:

Ernest N. Charlesworth, MD, is a Diplomate of the American Board of Dermatology, the American Board of Internal Medicine, American Board of Allergy & Immunology, and the American Board of Diagnostic Laboratory Immunology. He has over 40 years of experience in his field of expertise.

Dr. Charlesworth is one of only a few United States physicians who is board certified in both Allergy / Immunology and Dermatology. Well-versed in his area of expertise, he has published over 50 peer-reviewed articles, several textbook chapters, and two textbooks. He has been honored by the American College of Allergy, Asthma, and Immunology for both Distinguished Service and as a Distinguished Fellow.

Dr. Charlesworth offers litigation support, except independent medical examinations, to attorneys representing both Plaintiff and Defense. He has been deposed and/or testified approximately 15 times since 2010. His services include issues of causation and standard of care. Dr. Charlesworth has completed the National Catholic Certification Program in Health Care Ethics. He retired from active medical practice in May of 2014 but continues to be active in academic medicine.

Areas of Expertise:

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 fileds 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.

Lori S. Corley MD, FAAP, is Board Certified in Pediatric and Adolescent Medicine. Also certified in Basic Life Support (BLS) and Neonatal Resuscitation Program (NRP), she provides comprehensive medical care for infants, children, and adolescents, acting as their primary care physician. 

Employment Experience

• Consultant / Expert Witness for Medical Malpractice cases - Case list available on request (2004-present)
• Clinical Assistant Professor of Pediatrics, Georgia Health Sciences University /Medical College of Georgia (2002-present)
• Adjunct Professor, MSN Primary Care Nurse Practitioner Program, Kennesaw State University (2001-present)

Dr. Corley provides litigation support services to attorneys representing Plaintiff and Defense. She is available to review medical records, give depositions, and trial testimony for cases that include issues of causation, quality control, and standard of care. 

Areas of Expertise:

• Pediatric Medicine - General infections and illnesses (fevers, sore throats, ear infections, etc.) and minor injuries, as well as some diseases (septic shock), emotional stressors in children that may lead to psychiatric or mental health complications, including developmental and anxiety disorders, behavioral problems and functional complications
• Adolescent Medicine - Sexually transmitted diseases (STDs), substance abuse, obesity, eating disorders, mental illnesses (ADHD), acne, pregnancy, birth control programs, menstrual disorders, problems with puberty, among many other conditions and disorders

Divya Chander, MD, PhD, is a board-certified Anesthesiologist with a Neuroscience PhD and extensive teaching experience. Dr. Chander trained at Harvard, UCSF, UCSD, and the Salk Institute. She is currently the Chair of Neuroscience and Faculty in Medicine at Singularity University. She is also a Visiting Scholar in the Stanford Department of Medicine, Biomedical Informatics, and was a member of the Stanford Anesthesiology Faculty for 8 years.

Litigation Support - Dr. Chander offers expert witness services to attorneys representing plaintiff and defense. Services include medical record review, thorough reporting, depositions, and trial testimony as needed.

Areas of Expertise:

Background Information - Dr. Chander's postdoctoral training Stanford (Deisseroth/de Lecea Labs) allowed her to use light-activated ion channels inserted in DNA (optogenetics) to study sleep and consciousness switches in brains. In the operating room, she applies EEG technology to understand what human brains and the underlying networks look like when they lose and regain consciousness. Dr. Chander also has a precision medicine initiative focused on understanding genetic variability in responses to anesthetic drugs and brain oscillations. Her goal is to understand neural mechanisms of consciousness, as well as the evolution of human consciousness secondary to human augmentation.

Dr. Chander is working on devices that read and write the brain (brain mapping, neuromodulation) and link to brain machine interfaces for diagnostic and therapeutic purposes.

Dr. Chander also works in the field of space life sciences. A finalist for astronaut selection and an alumnus of the International Space University, she has performed remote simulations of trauma rescues, anesthesia and surgery in Mars analogue settings with physicians in the US, France, and the Concordia base in Antarctica. She has also been involved with a consortium that elaborated a road-map for studying the effect of microgravity and radiation on the nervous system, cardiovascular system, cognition and sleep.

View Dr. Divya Chander's Consulting Profile.

Marwan R. Khalifeh, MD, is widely regarded as being among the most accomplished Washington, DC area Cosmetic and Plastic Surgeons, board certified by the American Board of Plastic Surgery. He was educated at top-rated Johns Hopkins University School of Medicine in Plastic Surgery Program, ranked as the number one hospital year after year by U.S. News and World Report. He started the program as a surgical intern in 2000 and was selected to serve as Chief Resident in the Plastic and Reconstructive Surgery program.

Dr. Khalifeh’s achievements and technical skills led to him being selected to serve as an Assistant Professor and Co-Director of the Cosmetic Surgery Education Program at Johns Hopkins University in the Department of Plastic Surgery. (Medical degree: Vanderbilt University School of Medicine (2000); General Surgery Residency: Johns Hopkins University School of Medicine (2004); Plastic and Reconstructive Surgery Residency: University of Maryland Baltimore (2006)

Litigation Support - Dr. Khalifeh provides expert witness opinions in matters involving Cosmetic and Plastic Surgery Malpractice. His services are available to attorneys representing plaintiff and defendant and include medical record review, thorough reporting, depositions, and trial testimony as needed.

Areas of Expertise:

View DC Cosmetics' Consulting Profile.