Internal Medicine Expert Witnesses: 23

Dr. Jeffrey Stone, DO, MPH, FCCWS, specializing in Wound Care and Hyperbaric Medicine, served as Medical and Fellowship Director for the Hyperbaric Medicine Unit at the Institute for Exercise & Environmental Medicine at Texas Health Dallas from 1992- May 2016. Dr. Stone received his medical degree from Western States University and received a Master of Public Health degree from Harvard University. Dr. Stone completed a residency in aerospace medicine at Brooks Air Force Base and a fellowship in hyperbaric medicine and Wound care at the U.S. Air Force School of Aerospace Medicine. Dr. Stone started visiting nursing facilities in the Dallas Metroplex  in the early 1990's teaching, educating and caring for individuals with chronic wounds. He is one of the first 60 physicians in the U.S. to receive his certification in Wound Care. Dr. Stone currently provides care to patients in acute care, LTAC, long term care facilities SNF and Nursing Home) and outpatient care.

Dr. Stone has been widely published in many medical journals regarding his expertise in Wound Care and Hyperbaric Medicine. He serves as an Expert Witness for Peer Reviews, Legal Reviews, and Medical Malpractice Cases.

Areas of Expertise: Wound Care and Hyperbaric Oxygen-

• Pressure Sores
• Arterial Ulcers
• Diabetic Foot Wounds
• Acute Traumatic Ischemias
• Decubitus Ulcers
• Non-Healing Wounds, Venous or Arterial or Pressure Related

View Consulting Profile.

Andrew Wittenberg, MD, MPH, FACEP, is the medical director of his Emergency Department and a practicing Emergency Medicine Physician with over 15 years of experience. He is certified by the American Board of Emergency Medicine (ABEM) and is a fellow of the American College of Emergency Physicians (ACEP).  

Dr. Wittenberg currently works in a tertiary care center in southern California that is a stroke center, trauma center, STEMI-receiving center, and Pediatric Medical Center.  Dr. Wittenberg also has significant experience working in a smaller, single-coverage community emergency department.  Dr. Wittenberg graduated from Temple University School of Medicine and completed his residency at LA County-USC Medical Center. He has been recognized for excellence in teaching with awards from two residency programs. He also a national board examiner for ABEM.   

Litigation Support - Dr. Wittenberg offers expert witness services in medical malpractice cases involving Emergency Medicine. He provides consultation for chart reviews, expert witness depositions, and testimony. Dr. Wittenberg's services are available to both plaintiff and defense attorneys.  

Areas of Expertise:

Trauma Stroke Myocardial Infarction / STEMI /NSTEMI / ACS Pregnancy / Ectopic Pregnancy Sepsis Pulmonary Embolism (PE) Aortic Dissection Endocarditis Cauda Equina Spinal Epidural Abscess Meningitis

Aneurysm Pneumonia Appendicitis Intubation Ischemia Testicular Torsion and Ovarian Torsion Airway Management Fracture  Diabetic Ketoacidosis

Jonathan Wiesen, MD received training in Pulmonary and Critical Care Medicine with a special focus on Medical Ethics.

Dr. Wiesen is currently a Pulmonary and Intensive Care Attending Physician at Community Intensivists where his duties include general clinical care and workflow organization and protocol authorship. He also serves as a Medical Technology Analyst at OurCrowd where he is responsible for the Scientific and financial assessment of medical technology start up companies and provides multi-disciplinary interactions for assessments and investments.

Dr. Wiesen has extensive academic experience with over 75 publications, including first authorship on over a dozen full length manuscripts. He has been honored with the Teaching Excellence Award from the Cleveland Clinic, a non-profit academic medical center, which provides clinical and hospital care and leads in research, education, and health information. He also received the Best Abstract Award, Critical Care session, at the ACCP CHEST annual conference in 2014.

Litigation Support - Dr. Wiesen provides expert witness services to attorneys representing plaintiff and defendant. His services include medical record review, written reports, depositions, and trial testimony as needed.

Areas of Expertise:

Cardio-Pulmonary Hemodynamics Respiratory Physiology End of Life Sepsis / Septic Shock Pneumonia COPD Asthma Life Support

Mechanical Ventilation Smoking Related Diseases Interstitial Lung Disease Pulmonary Hypertension Lung Transplantation Biomedical Ethics Conflict Resolution Triage

Clinton F. Merrill, Jr., MD, has over 35 years of experience in clinical Internal Medicine and 28 years of experience in Medical Oncology and Hematology.

Dr. Merrill is experienced in the diagnosis and treatment of all solid tumors as well as the full range of hematologic malignancies. He has special expertise in benign hematology including: anemias, low blood cell counts, iron overload disorders, bleeding and clotting disorders.

Litigation Support - Dr. Merrill offers expert witness services to counsel representing Plaintiff and Defendant. His services include medical record review, written reports, depositions, and trial testimony. Dr. Merrill takes pride in providing thorough record review, meticulously researched reports reflecting unbiased opinions, and excellent communication skills with the ability to make the complex understandable.

Areas of Expertise:

Breast Cancer Colon Cancer Lung Cancer Tumors Leukemias Lymphomas

Myeloma Myeloproliferative Disorders Myelodysplastic Syndromes Benign Hematology Anemia Bleeding and Clotting Disorders

Steven M. Simons, MD, FACP, FCCP, is board certified in Internal Medicine and Pulmonary Diseases. Dr. Simons has been awarded the distinction of Fellowship in both of these disciplines, based on his national reputation, quality of care, teaching and publications. He continues to actively teach and is a Clinical Professor of Medicine at the UCLA School of Medicine.

Dr. Simons has over 25 years of experience as an expert witness, representing both defense and plaintiffs. He is proud of the fact that his meticulous case evaluations often disclose critical information that was not appreciated prior to his review. He is an articulate, highly credible witness and has successfully testified in many high profile cases.

Dr. Simons is highly experienced at conducting independent medical evaluations. He is an expert in quantitating the degree of impairment resulting from a variety of exposures and injuries; his reports are exemplary. Dr. Simons approaches the patient in a warm, unbiased manner. Perhaps the best evidence of this is the number of claimants who, following such an evaluation, requested that he become their physician despite the fact that his conclusions were not in their favor.

Areas of Expertise:

Lung Disease Asthma Pulmonary Fibrosis Lung Cancer

Pulmonary Embolism Dyspnea Shortness of Breath Cough

View Dr. Simons' Consulting Profile.

Joshua A. Schwimmer, MD, FACP, FASN, is a Columbia-trained, double board-certified, full-time practicing Nephrologist and Internist based in New York City. He is on the medical staff at Lenox Hill Hospital in Manhattan and is an Assistant Professor of Medicine at the Zucker School of Medicine at Hofstra/Northwell. An award-winning physician-teacher of medical students and doctors, Dr. Schwimmer trained at New York-Presbyterian Hospital and the Columbia University College of Physicians & Surgeons. Dr. Schwimmer has published more than 30 scientific papers, abstracts, and book chapters; his scientific publications are cited in the medical literature and in textbooks; and his research has been presented at national and international conferences. Dr. Schwimmer is a fellow of the American College of Physicians and the American Society of Nephrology.

Degrees / Certifications: Nephrology Fellowship, Columbia University Medical Center, New York-Presbyterian Hospital. Internal Medicine Residency, Strong Memorial Hospital. M.D., University of Rochester School of Medicine and Dentistry. Board Certified in Nephrology. Board Certified in Internal Medicine. New York State Medical License.

Awards / Honors: Fellow of the American College of Physicians. Fellow of the American Society of Nephrology. Clinical Fellowship Award, National Kidney Foundation of NY and NJ. Clinical Fellowship Award, Kidney and Urology Foundation of America. Medicine Fellow of the Year Award for House Staff Teaching, Columbia University Medical Center. Human Values in Health Care Award, University of Rochester Medical Center. Phi Beta Kappa, Wesleyan University.

Litigation Support - Dr. Schwimmer is a Nephrologist (kidney specialist) and internist (general medical doctor) available for expert witness consultations to both defense and plaintiff attorneys. His services include medical record review, causation determination, thorough reports, depositions, and trial testimony as needed. He has provided expert review and testimony in cases involving:

Acute Kidney Injury Kidney Failure Hyperkalemia Hyponatremia Rhabdomyolysis Electrolyte Disorders

Hypertension Urinary Tract Infections Pyelonephritis End Stage Renal Disease Dialysis Other Medical Conditions

Robert B. Sklaroff, MD, is medical specialist, Board-Certified in Internal Medicine since 1977 and in Medical Oncology since 1979. Currently a solo practitioner, Dr. Sklaroff has been an Independent Medical Examiner since 2009.

Dr. Sklaroff has testified on the issue of health care before nine governmental bodies including the National Cancer Advisory Board. He has also provided written testimony to the House of Representatives Committee on Ways and Means regarding FDA Reform and has delivered over 190 lectures on topics within his area of expertise including smoking cessation. A prolific author, Dr. Sklaroff has written numerous articles on issues involving cancer and smoking.

Robert B. Sklaroff, MD, is an Oncology, Hematology, and Internal Medicine specialist who has been retained as an Expert over 500 times. Having worked with the legal industry for over 27 years, Dr. Sklaroff has been qualified by a court to give expert testimony more than 60 times and has given more than 1000 depositions.

Dr. Sklaroff, completed Fellowships at Memorial Sloan-Kettering Cancer Center and at Hahnemann University; he is currently a solo-practitioner, Board-Certified in Internal Medicine since 1977 and in Medical Oncology since 1979. He has been an Independent Medical Examiner since 2009.

Dr. Sklaroff offers Expert Witness services for both Plaintiff and Defense on issues involving Causation, Damages and Standards of Care.

Selected Areas of Expertise:

Breast Cancer Rectal Cancer Colon Cancer Leukemia Non-Lymphocytic Leukemia

Bone Metastases Chemotherapy Administration Pump Infusions Hematology Tobacco - Smoking Cessation

View Dr. Sklaroff's Consulting Profile.

Leonard J. Weiss, MD, is a Forensic Psychiatrist with unparalleled qualifications, Board-Certified physician in six distinct and complementary disciplines applied to Medical-Legal questions:

Psychiatry Forensic Psychiatry  Addiction Psychiatry

Addiction Medicine Internal Medicine Nutrition Medicine

Dr. Weiss has more than 40 years of experience including 20 years as a Board-Certified Psychiatrist, Forensic Psychiatrist and Addiction Psychiatry specialist, preceded by more than 2 decades in Internal Medicine.

As an Addiction Psychiatry specialist, Dr. Weiss developed and served as Chief of the first Dual Diagnosis (Addiction) program at Michael Reese Hospital of the University of Chicago. He has served as Medical Director of (rehab) Austin Lakes Hospital and taught residents at several renowned universities. 

Before pursuing his interest in psychiatry, Dr. Weiss practiced Internal Medicine in Michigan where he maintains a Medical License. He has treated patients in psychiatric practice in Atlanta, Georgia, and in 2013 relocated to Austin, Texas. 

Dr. Weiss graduated from Wayne State University Medical School and MIT (Mathematics), with residency training in Internal Medicine, Fellowship in Clinical Nutrition, and Psychiatry at, respectively, the University of Michigan Henry Ford Hospital, Memorial Sloan-Kettering Cancer Center in New York (Fellow) and Michael Reese Hospital in Chicago.

Litigation Support: Dr. Weiss has special training and experience in the application of psychiatric knowledge to legal issues, and works in areas where Mental Health and the Legal System overlap, such as Medical Malpractice and Standard of Care. He offers objective evaluations and psychiatric consultation in a wide variety of legal matters, including expert testimony, as well as clinical work with perpetrators and victims.

Dr. Weiss provides IMEs and expert opinions on mental health questions via written report, deposition, or courtroom testimony. He works with attorneys, courts, and other parties involved in actual or potential litigation. His research and assessment and his clinical practice cover areas such as:

Areas of Expertise:

Psychiatric Treatment Standard of Care Addiction Treatment Standard of Care Private Practitioner Standard of Care Detox Facility Standard of Care Internal Medicine and Psychiatry Overlap Medication and Drug Interactions Pain Management Malpractice DUI / DWI Physician Competency Employer Fitness for Duty Assessment

Mental Disability Competency to Stand Trial Competency to Waive Rights / Legal Representation General Competency (Wills, Medical Consent, etc.) Criminal Responsibility Confidentiality Involuntary Treatment Correctional Psychiatry Juvenile Justice Violence and Abuse

Neal C. Buddensiek, MD, CMD, has over 14 years of experience practicing Internal Medicine, and over 10 years of experience practicing as an attending physician in Post Acute Care. 

Dr. Buddensiek is Chief Medical Officer for one of the largest Catholic Long-Term Care / Senior Living companies in the United States (26 skilled nursing facilities comprising 2,100+ beds, 28 assisted living facilities comprising 2,100+ units, 5 Midwestern states). He holds active medical licenses in multiple Midwestern states. For 5 years, Dr. Buddensiek has taught Internal Medicine residents and nurse practitioners about nursing home and residential care.

Dr. Buddensiek is an Expert in:

• Long Term Medical Care and Administrative Oversight (8 skilled nursing facility medical directorships; 1000+ resident chart reviews for safety and quality control).
• Assisted Living Medical Care and Administrative Oversight (5 assisted living facility medical directorships; 500+ resident chart reviews for safety and quality control). 
•  Hospice Medical Care and Administrative Oversight (2 hospice agency medical directorships; average daily census 400+ hospice patients, 3 Midwestern states). 

Areas of Expertise:

Skilled Nursing Facility Regulations Assisted Living Regulations Resident Care Planning Hospice Eligibility Geriatrics

Medical Malpractice Wrongful Death Falls Pressure Injury / Wound Care Covid-19

The Physician Assistant Experts Network™ is a referral resource for attorneys seeking expert medical opinions on the standard of care provided by physician assistants and advanced nurse practitioners. The PA Experts Network™ was founded by Jeffrey G. Nicholson, PA-C, Ph.D., M.Ed., MPAS, an experienced medical-legal consultant and a leader in the physician assistant profession. He will either help you personally or facilitate a physician assistant expert from his network of board certified Physician Assistant Experts in all medical specialties. See his article on this website. Practicing 29 years, a PA Educator, Assistant Professor, and Director of the University of Wisconsin Physician Assistant Program.

Services Include:

• Medical Records Review, Deposition, Testimony, Referrals of PAs, NPs, and also MDs, DOs

Education and Certifications:

• Ph.D., University of Wisconsin-Madison, WI, 2008
• Master of Education, M.Ed., Harvard University, Cambridge, MA, 1989
• Masters Degree in Physician Assistant Studies, University of Nebraska Click here for Website to see complete resume and photo.

Marc Glickstein, MD, FACR, is a partner in a large private practice radiology group, on the senior medical staff of 8 area hospitals, and an assistant clinical professor of Radiology at University of CT School of Medicine. He has over 27 years of active clinical involvement in Neuroradiology, as well as General Radiology including MRI, Mammography, CT, and Ultrasound.

Dr. Glickstein is a Fellow of The American College of Radiology and a Past President and Officer of The Radiology Society of CT. He is the author of over 25 peer-reviewed articles.

Dr. Glickstein offers litigation support services to attorneys for both Plaintiff and Defense. He has testified as a medico-legal expert over 20 times in the past five years. With his medical background and experience in photography, Dr. Glickstein specializes in providing Medical Demonstrative Evidence to attorneys in personal injury and medical malpractice cases.

Areas of Expertise:

Diagnostic Radiology MRI CT & CAT Scan Ultrasound Mammography Musculoskeletal Radiology Neuroradiology

General Radiology Medical Imaging Demonstrative Evidence - medical Computed Tomography Legal Medicine Spine Radiology Personal Injury Evaluation

Education: MD, Yale University School of Medicine; University of Pennsylvania; Yale-New Haven Hospital; BA, Brandeis University.

View Dr. Glickstein's Consulting Profile

Glenda E. Flemister, MD, FACP, FCCP, is Board Certified in Internal Medicine, Pulmonary Medicine, and Critical Care Medicine. Dr. Flemister has over 30 years of experience in her field. She received her MD from Loyola University Chicago Stritch School of Medicine and is licensed to practice in Illinois, Kentucky, New Mexico, and Oklahoma.

Dr. Flemister has over 10 years of experience in national insurance and payer companies. She has served as Medical Director for Aetna, Blue Cross Blue Shield Association, and Next Level Health Partners. She is currently the Executive Medical Director for Medical Health Solutions, a company involved in predicting trends to optimize healthcare at an affordable and sustainable rate. In this capacity, she provides education, consultation, and resources to the medical industry, medical providers, and managed care organizations.

Litigation Support - Dr. Flemister has been providing medical legal chart review, depositions, and trial testimony to the legal community since 1994. Her cases involve Pulmonary and Critical Care medical issues. She has performed over 100 file reviews. Her services are available to counsel representing both plaintiff and defendant, private hospitals, ISMIE (Illinois State Medical Inter-Insurance Exchange), and the AMA. Dr. Flemister's cases involve:

Pulmonary Medicine / Disease Critical Care Medicine Internal Medicine Pulmonary Medical Malpractice Pulmonary Care Quality Assurance

Thoracic Surgery Transplant Issues Asthma Obstructive Lung Disease Medical Devices

View Dr. Flemister's Consulting Profile.

Martin E. Gordon, M.D., Clinical Professor of Medicine, Yale School of Medicine, had been a Consulting Gastroenterologist to the Department of Yale University Health Services and many Conn.-based hospitals while in Private Practice during which time he received the American College of Physician’s Laureate Award for patient care.

Dr. Gordon created and instigated the annual International Digestive Disease Week "Learning Center". Its ongoing format now attracts approximately 14,000 specialists/visitors annually.

His publications have appeared in the New England Journal of Medicine, Science, and the Am. Journal of Gastroenterology to name a few.

Dr. Gordon offers Expert Witness and Consulting Services for Plaintiff and Defense.

Howard M. Kipen MD, MPH, is Board certified in Internal Medicine and Occupational Medicine. Dr. Kipen earned a BA from UC Berkeley, MD from UCSF, and MPH from Columbia University. He currently serves as Director of the Clinical Research and Occupational Medicine Division and Professor of Environmental and Occupational Health at Rutgers University. Dr. Kipen’s research focuses on clinical and epidemiological studies of the health effects of Indoor and Ambient Air Pollution. His research uses both controlled exposure models with ozone, fresh aerosols, and diesel-enriched on-road exposures, primarily with drives on the New Jersey Turnpike. A new EPA study examines health benefits of portable air cleaners for reducing indoor air pollution levels. Biomarker outcomes presently emphasized are exhaled breath oxidative stress and invasive and noninvasive measures of vascular function. Dr. Kipen has published morethan 200 articles on environmental / occupational health. Scholarly Activities:

• Former Chair, NASA Human Research Program’s Advanced Environmental Health / Advanced Food Technology Standing Review Panel
• Member, National Academies Standing Committee on Medical and Epidemiological Aspects of Air Pollution on U.S. Government Employees and their Families, 2016
• Chair / Member Multiple Ad Hoc Grant Review Panels (e.g., NIEHS, Department of Defense)
• Governor’s Appointee, Public Employee’s Occupational Safety and Health Review Commission, New Jersey Department of Labor
• Member, Public Health Scientific Advisory Board, New Jersey Department of Environmental Protection

Litigation Support: Dr. Kipen has 35 years of litigation experience. He has expertise in various Toxic Torts including asbestos, benzene, mold, air pollution, occupational and environmental cancers, and other diseases. He also has expertise on "Multiple Chemical Sensitivities" (MCS). Dr. Kipen has particular experience as an asbestos plaintiff's expert and both plaintiff and defense experience with other toxic torts. His services include medical record review, thorough reporting, depositions, and trial testimony as needed.

Ira Gurland, MD, is a Board Certified Infectious Diseases Physician and Internist in active clinical practice in central New Jersey for 20 years. He has spent the last 19 years as a physician practicing both hospital and office based infectious diseases and internal medicine. 

Dr. Gurland has maintained his American Board of Internal Medicine certifications in both infectious diseases and internal medicine for the last 20 years to maintain qualifications in theses specialties. He has treated thousands of patients with complicated infections and medical conditions at numerous New Jersey hospitals, care facilities, and in private practice.

Litigation Support - In addition to his full time practice of medicine, Dr. Gurland is an expert witness in both infectious diseases and internal medicine. He provides expert reports both written and verbal to help guide attorneys and insurance companies in evaluating the merits of a case for trial, evaluating insurer’s liability, workman’s compensation, and medical malpractice. Dr. Gurland has the ability to breakdown complex medical jargon and make it understandable. His ideal client would be looking for whether there was a breach in care and whether that breach lead to their client's injury. 

Dr. Gurland has had the privilege of being retained for independent medical evaluations in a variety of cases, including:

COVID-19 Infection Diabetic Foot Infection / Limb Loss Surgical Site Infections

Necrotizing Fasciitis Cellulitis Mold Exposure