Medical Specialists Expert Witnesses

Paul J. Michaels, MD, is a nationally renowned Anatomical and Clinical Pathologist with over 20 years of experience in his field. Dr. Michaels completed his medical residency and earned a Fellowship in Cytopathology from Massachusetts General Hospital / Harvard Medical School.

Litigation Support - Dr. Michaels offers expert witness services to attorneys representing plaintiff and defense. He has written over 100 general causation reports focusing on pathology and providing an extensive differential diagnosis in order to provide an opinion with a reasonable degree of medical certainty. Dr. Michaels has participated in numerous MDLs, been deposed over 60 times, and testified in court 6 times.

Areas of Expertise:

Background Experience - Dr. Michaels is currently a member of a 10-pathologist group that operates the largest and most comprehensive anatomic pathology services laboratory within Central and Coastal Oregon. He is one of two pathologists responsible for covering Bay Area Hospital, the largest hospital on the Oregon Coast, which serves as a regional referral center.

Dr. Michaels' roles at Bay Area Hospital include: Chairman of Pathology; Member of the Hospital Medical Executive Committee; Medical Director for Transfusion Medicine, Hematology, and Cytopathology; Member of the Cancer Committee; and Member of the Trauma Committee.

At Southern Coos Hospital and Medical Center, Dr. Michaels serves as Laboratory Medical Director where his Anatomic Pathology responsibilities include frozen sections, gross evaluation and sign-out of complex surgical specimens, review of numerous outpatient biopsies, GYN and NON-GYN cytology, presentation at tumor board conferences, and performing hospital autopsies. Clinical pathology responsibilities include peripheral blood smear and body fluid review, crystal identification, and evaluation of blood transfusion reactions.

Speaking Engagements and Presentations - Dr. Michaels has delivered seminars and presentations in Canada, Japan, and throughout the United States. Topics have included cytopathology, breast cancer, acute cellular rejection, and many more. 

William Santoro, MD is board certified in Addiction Medicine and board eligible in Family Medicine. He is the Chief of the Section of Addiction Medicine at Tower Health and was the Medical Director at the Reading Hospital & Medical Center detoxification/rehabilitation program. Dr. Santoro was also the Medical Director at a Methadone Treatment center  for 22 years, until 2021, where he is responsible for prescribing methadone to approximately 950 opiate dependent patients.

Dr. Santoro is the Addictionist on staff at The Reading Hospital & Medical Center within the Department of Family and Community Medicine. He is consulted by hospitalists to care for patients admitted to the hospital with addiction complicating their condition. Dr. Santoro runs an outpatient program treating over the 300 patients with buprenorphine (Suboxone/Sublocade) or Vivitrol maintenance. With an interest in Sports Medicine in 2001, he served as a volunteer physician for the U.S. Olympic Training Team in Lake Placid, New York.

Dr. Santoro has been deposed more than a dozen times in the past several years. He has testified in court numerous times on behalf of the plaintiff as well as for the defense. He has testified in Federal Court and been involved in cases concerning the pharmaceutical industry.

Areas of Expertise:

• All aspects of Addiction Medicine
• Medication Assisted Treatment (MAT)
  • Buprenorphine
  • Naltrexone
  • Methadone
• Dual Diagnosis Pain/Addiction

View Dr. Santoro's Consulting Profile.

Joseph B, Marzouk, MD, FACP, has been in clinical practice exclusively in the field of Infectious Disease since 1982 and has consulted and treated thousands of patients. He has more than 35 years of experience in the medico-legal aspects of Infectious Disease and has provided numerous objective reviews and testimonies for defense and plaintiff’s attorneys. 

Degrees / Licenses: MD (Licenses: AZ, CA), American Board of Internal Medicine, Infectious Diseases; Certification Board of Infection Control. HIV Specialist. See CV on Website for more details.

Areas of Expertise:  Infectious Disease in all medical specialties: 

• HIV/ AIDS
• Infection Control
• Food Poisoning
• Hepatitis

Megan M. Hamilton, MS, CCC-SLP earned her Master of Science degree from Marquette University and holds a lean six sigma green belt from Purdue University as well as a Certificate of Clinical Competence from the American Speech Language and Hearing Association (ASHA).  Megan serves as a forensic medical SLP throughout the United States.  Megan has held positions as direct care provider, site manager, regional vice president, and division manager of clinical education for national rehabilitation providers in long term care, sub-acute, and pediatric care.   She brings over 40 years of experience to her clients.  

Litigation Support - No healthcare provider can prevent aspiration and/or choking for all patients at all times, but all can be expected to practice within accepted standards of care.  Megan's exhaustive review of case materials can determine whether diagnosis, evaluation, recommendations and discharge determination were based upon sound clinical reasoning to mitigate adverse outcomes and facilitate improvement or if they were substandard.  Megan provides evidence-based opinions whether care contributed to negative outcomes including suspected choking event, aspiration, dehydration, health decline or death or if it did not.  

Areas of Expertise:

The Lios Manhe (pronounced LIZ munee) mission is to be a trusted partner to plaintiff or defense by providing thorough analysis and independent opinions supported by science and based upon evidence collected.  
   

Jennifer DeVincent RN, BSN, RNC-NIC, C-EFM, is an experienced Obstetrical Nurse Clinician with over 23 years at Mass General Brigham, specializing in high-acuity maternal and newborn care within a Level III perinatal center. Her dual focus in labor and delivery and neonatal intensive care provides a comprehensive understanding of the continuum of care surrounding birth injury cases—from intrapartum management and fetal monitoring through neonatal resuscitation and stabilization.

Ms. DeVincent is Board Certified in Neonatal Intensive Care (RNC-NIC) and Electronic Fetal Monitoring (C-EFM),and certified as a Neonatal Resuscitation Program (NRP) instructor. She holds advanced expertise in identifying and managing obstetric emergencies, abnormal labor patterns, and fetal distress. Ms. DeVincent is highly skilled in fetal heart rate interpretation, oxytocin administration, and the management of complications such as shoulder dystocia, hemorrhage, and hypertensive disorders.

Litigation Support - Ms. DeVincent's professional practice is grounded in evidence-based care, critical thinking, and precise clinical judgment. She brings a calm, objective approach to expert review and testimony, emphasizing patient safety, adherence to standards of obstetric and neonatal practice, and clear, unbiased evaluation of maternal and fetal outcomes.

Areas of Expertise:

Dr. Steven Barna is a nationally recognized, double board-certified Pain Management Physician and Certified Life Care Planner (CLCP). Harvard trained and with over two decades of clinical experience in trauma, pain, and disability medicine, Dr. Barna brings a deep understanding of injury, chronic pain, and life care planning to his role as an expert witness.

Litigation Support - Dr. Barna's extensive medical expertise, combined with a balanced and objective approach to case evaluation, has made him a trusted resource for personal injury attorneys representing both plaintiffs and defendants. Over the past 4 years, he has provided expert testimony over 200 times

Dr. Barna is the Co-Editor of the Handbook of Medical Aspects of Disability and Rehabilitation for Life Care Planning (Routledge, 2024), a comprehensive reference widely used by life care planning professionals. He serves on the Editorial Board of Pain Physician, the official publication of the American Society of Interventional Pain Physicians, and is a peer reviewer for the Journal of Orthopaedic Trauma, the official journal of the Orthopaedic Trauma Association. He is also a former Editorial Board Member for the Journal of Life Care Planning. Dr. Barna has been recognized by Becker’s Orthopedic and Spine Review in their prestigious list of "150 Pain Management Physicians to Know." 

Prior to relocating to Florida, Dr. Barna spent nearly a decade on faculty at Harvard Medical School, where he held dual appointments as Assistant Professor of Medicine and Assistant Professor of Anesthesia, Critical Care and Pain Medicine. During his tenure, he also served as Medical Director of the Massachusetts General Hospital Pain Center. Following his time at Harvard, he spent nearly a decade as Assistant Professor of Orthopaedics and Sports Medicine at the University of South Florida College of Medicine. In private practice, Dr. Barna was an Interventional Spine and Pain Physician and Partner at Florida Orthopaedic Institute, the largest multi-specialty orthopedic group in the state of Florida. 

Dr. Barna's credentials include:

• BS, University of Michigan
• MD, Case Western Reserve University School of Medicine 
• Post-Doctoral training at Harvard Medical School and Mass General Brigham in Internal Medicine, Anesthesiology, and Pain Medicine 
• American Board of Anesthesiology, Board Certification in both Anesthesiology and Pain Medicine 
• International Commission on Health Care Certification, Certified Life Care Planner 
  

Joel L. Kent, MD, is an expert in all realms of Pain Medicine and has focused expertise in the prescribing and oversight of opioid analgesics. His specialties include acute and chronic pain management, opioid analgesics, interventional pain management therapies, spinal cord stimulation, intrathecal drug delivery, RSD/CRPS and low back pain.

Dr. Kent has provided expert case reviews and testimony for over twenty years.  The majority of his expert work has focused on the standard of care in the practice of Pain Medicine and the use of opioid analgesics.  Dr. Kent has provided expert case opinions in Federal and State civil courts.  He has provided defense support to the US Department of Justice in two cases.  He has served as an expert witness and case reviewer for both Maryland and New York State.  Dr. Kent assisted the District Attorney of New Jersey in prosecuting a case of unlawful prescribing of controlled substances.  He has provided expert case review and litigation support to health insurance carriers seeking restitution for fraudulent expenses related to opioid therapy.  

Over the course of his career, Dr. Kent has developed particular expertise surrounding the use of opioid analgesics.  He has provided over 50 lectures to other physicians regarding the safe and proper use of these medications.   He has been recognized as an expert in both State and Federal Court in cases related to opioid therapy.  He has served on advisory boards helping craft regulatory policies related to opioid medication.  All these accomplishments attest to Dr. Kent’s high level of expertise in the complex and evolving realm of opioid therapy. 

Primary area of expertise: Pain Medicine

Expert consulting experience:

• Authored over 50 expert case reports
• Participated in over 25 depositions
• Testimony experience in civil trials and professional hearings
• Provides litigation support and expert testimony in plaintiff and defense cases

Professional experience:

• Over 25 years of experience in Pain Medicine
• Triple Board Certified
• Practice Director of University Multi-Disciplinary Pain Management Practices from 1998 to 2017
• Program Director of a Multi-Disciplinary Pain Management Fellowship Training Programs from 1998 to 2015
• Professor of Anesthesiology, Palliative Care, and Physical Medicine and Rehabilitation at University of Rochester School of Medicine
• Lectures extensively and published 

Rouzbeh R. Taghizadeh, PhD, is a Regenerative Medicine and Biomedical Engineering Expert offering more than 20 years of expertise as a Scientist, Innovator, and Entrepreneur in the development, processing, manufacturing of tissues, including bone marrow, umbilical cord (blood & tissue), amnion, chorion, placenta, adipose (fat), and other organs for clinical and non-clinical use, while considering the complex regulatory, trade secret, patent claims that arises from these areas.

Litigation Support - Dr. Taghizadeh provides subject matter expertise and expert witness testimony for scientific, technical, regulatory, trade secret and patent claims in the areas of:

Dr. Taghizadeh specializes in adult stem cells, primarily human hematopoietic and mesenchymal stem cells, the regenerative cells involved in successful bone marrow and umbilical cord blood transplantations, uniquely positions him to approach science and business with the same keen powers of insight that have consistently reaped success surmounting scientific and medical barriers in the field. 

He earned his Ph.D. in Stem Cell Bioengineering in 2006 from the Massachusetts Institute of Technology (MIT) and co-founded AuxoCell Laboratories, Inc. as Chief Scientific Officer in 2008 after completing his post-doctoral training from MIT and the Boston Biomedical Research Institute.

View Dr. Rouzbeh R. Taghizadeh's Consulting Profile.

Kevin Kucko, MAPT, ATC is a licensed Physical Therapist with over 23 years of experience. His specialty areas include Work-injury Reduction, Outpatient Services Development, and Physical Rehabilitation. 

Background Experience - Mr. Kucko began his career as an athletic trainer working with athletes from college through the NFL. He quickly focused on accelerating recovery times while rehabilitating orthopedic injuries. In 1995, he completed his Masters’ degree in Physical Therapy. Since that time, he has served as Department Director at various rehabilitation facilities throughout the east. 

Litigation Support - With over 13 years of experience performing Functional Capacity Evaluations, Mr. Kucko has helped hundreds of clients resolve cases with the best possible outcome. He provides services to attorneys representing both Plaintiff and Defense. Kevin Kucko offers meticulous review of medical records in preparation for trial and depositions. For cases where therapy and physical rehabilitation are involved, he sets the foundation by explaining medical conditions and interventions in a clear and concise manner that jurors understand. Mr. Kucko has been deposed and/or testified 14 times since 2010. 

Areas of Expertise:

Joseph W. Burke, MD, board certified, actively participating Diagnostic Radiologist with over 18 years of experience. Dr. Burke has practiced for the last 16 years at Reading Health system which has one of the busiest Emergency Departments on the East Coast and is a Level 2 Trauma Center.

Dr. Burke is a frequent presenter at weekly Tumor, Trauma, Thoracic, and Gastrointestinal Conferences. He served as Chief of the Ultrasound department for several years and currently sits on his group Board of Directors. He offers teaching services, educating radiology technology students, medical students, and residents.

Litigation Support - Dr. Burke provided Medical-Legal forensic case review for attorneys in numerous cases. He has extensive experience in the interpretation of Neurologic and Body Imaging studies and has read in excess of 250,000 images including MRIs, X-Rays, CT Scans, and ultrasounds. Dr. Burke's services are available to counsel representing plaintiff and defendant and include medical record review, written reports, deposition, arbitration, and trial testimony as needed.

Radiology and Diagnostic Radiology Areas of Expertise:

Current Memberships and Affiliations:

• American Medical Association
• Pennsylvania Medical Society
• American College of Radiology
• Radiological Society of North America
• Eastern Radiological Society
• Pennsylvania Radiological Society

Jeffrey A. Sugar, MD has been a practicing Psychiatrist for over 20 years. Dr. Sugar is board certified both in Child and General Psychiatry. He is Past President of the Southern California Society of Child and Adolescent Psychiatry.

Dr. Sugar  is an Assistant Professor of Clinical Psychiatry at USC, and has been an Assistant Clinical Professor of Psychiatry at UCLA. Dr. Sugar is the Director of the Child and Adolescent Psychiatry Trauma Program at the University of Southern California, Keck School of Medicine in Los Angeles, CA where he sees patients, teaches psychiatry, and performs research. He is Attending Psychiatrist in both Child and Adolescent Psychiatry and Adult Psychiatry Outpatient Clinics at USC. He teaches child and general psychiatrists-in-training and medical students on topics ranging from Trauma, Adversity, and Dissociation to Psychotherapy theory and methods.

Dr. Sugar was the founding director of the Hathaway Children’s Clinical Research Institute where he performed funded research on the effects of interpersonal child trauma. Dr. Sugar has presented at national and international meetings on child and adolescent Trauma and Dissociation. Director, Child Psychiatry Trauma Program at the University of Southern California, Keck School of Medicine .. Dr. Sugar has been worked with the legal industry since 1988. Qualified in Superior court, he has been retained over 40 times as an expert in a broad range of child and general psychiatric cases, for both Plaintiff and Defense. His services include:

• Consultation Regarding Psychiatric Injury, Diagnosis, Treatment
• Record Review and Opinion
• Psychiatric Interview and Mental Status Evaluation
• Expert testimony

Dr. Sugar's litigation support is available to attorneys for both Plaintiff and Defense. His Areas of Expertise include:

Professional Training:

• MD: University of California, San Francisco
• General Psychiatry: Harbor-UCLA, Torrance, California
• Child Psychiatry: UCLA-Neuropsychiatric Institute
• Chief Fellow: UCLA

View Dr. Sugar's Consulting Profile.

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.

James Apesos, MD, FACS, is Board Certified in Plastic and Reconstructive Surgery, and trained in General Surgery and Hand Surgery, allowing him to deal with most any and all potential medical malpractice situations.

Dr. Apesos has decades of experience operating a busy private plastic surgery practice, training surgeons, managing emergency rooms, and hospital facilities. He has a wide experience dealing with both pediatric and adult surgery from congenital to reconstructive to cosmetic.

Education / Training:

• University of Pennsylvania, BS 
• Georgetown University School of Medicine, MD
• Southern Illinois University School of Medicine, General Surgery Chief Resident
• University of Virginia School of Medicine Chief Resident Plastic Surgery
• Certified Ohio State Police Officer 
• Certified Ohio State Firefighter

Litigation Support - Dr. Apesos is an expert witness for Medical Malpractice cases involving Plastic and Reconstructive Surgery, including all cosmetic surgery, pediatric surgery, hand surgery, burn surgery, breast surgery, and cancer surgery. He has special skill in complications of surgery and post-surgery deaths.

Dr. Apesos has been providing services to the legal community for 30 years. He has been retained in 30 cases and been deposed over 25 times. A punctual strategist, he is adept at quickly assessing legal cases, cutting through medical jargon, and determining the merits of each case. Dr. Apesos' services include medical record review, thorough reporting, depositions, and trial testimony as needed for both plaintiff and defendant.

Areas of Expertise:

Spine Surgery and Spine Medicine Consultant

The concepts of evidence-based medicine have been the cornerstone of Dr. Dillin’s education during his spine surgery fellowship in Neurosurgery and Orthopaedic Surgery and the format for decision-making in his subsequent practice. The critical analytic features inherent in the ‘best evidence’ approach to patients have permeated his writing and his lectures, allowing flexible adaptation as the science has changed. Since July 1985, Dr. Dillin has been exclusively devoted to clinical spine, interventional spine, and spine surgery practice. The combination of clinical critical thinking in conjunction with evidence-based medicine practice, allows spine specialty focus on any Independent Medical Evaluations or Medical-Legal Reviews. He is in clinical practice performing spine surgery, spine interventions, and evaluating patients with spine conditions. He is licensed in California, Texas, Arizona, Florida and Nevada. Dr. Dillin was a former partner at the Kerlan-Jobe Orthopaedic Clinic. I spent 2022-2023 in clinical practice and at the Effective Writing in Health Care program sponsored by Harvard Medical School. The program encompassed online and onsite (Boston) attendance. My study subject was the history of the expert witness in general, and more specifically, the medical expert witness. My capstone project, from the ‘Writing for the Public’, division is attached. This is the narrative account of “The Trial of the Medical Expert Witness.”

Litigation Support - For over 35 years, Dr. Dillin has traveled to refine and acquire the technical skills invested in Spine Surgery and Spine Interventions. His expert witness activity is embodied in his Harvard Capstone, "The Trial of the Medical Expert Witness." Dr. Dillin offers Independent Medical Evaluations and/or Medical-Legal Review, thorough reporting, depositions, and trial testimony as needed.

Areas of Expertise:

Erik B. Hysinger, MD, MSCE, is a board certified Pediatrician and Pediatric Pulmonologist and Associate Professor in the Division of Pulmonary Medicine at Cincinnati Children's Hospital Medical Center (ranked #1 by US News) with more than 15 years of clinical experience in Pediatrics.

Litigation Support - Dr. Hysinger has been participating in medical litigation for the past five years, working with both plaintiffs and defendants. His services include medical record review, thorough reporting, depositions, and trial testimony as needed.

Areas of Expertise:

Background Experience - Dr. Hysinger completed his undergraduate degree at Vanderbilt University where he graduated Magna Cum Laude and remained at Vanderbilt for medical school and Pediatrics training.  Following residency, Dr. Hysinger completed his Pediatric Pulmonology training at the Children's Hospital of Philadelphia where he also obtained a Master's of Clinical Epidemiology from the University of Pennsylvania.

Dr. Hysinger joined the faculty at Cincinnati Children's Hospital in 2016 where he founded and serves as the Co-Director of the Cincinnati Bronchopulmonary Dysplasia Center and spends approximately 75% of his time in direct patient care.  In addition to his clinical work, he is also very active in clinical research and has published widely in multiple high impact journals such as The American Journal of Respiratory and Critical Care Medicine and Chest, among many others, with over 50 publications.  Dr. Hysinger has lectured on his research and clinical work nationally and internationally, hosted national and international conferences and courses,  and is funded by the National Institute of Health and Patient Centered Outcome Research Institute.