Anorectal malformations Expert Witnesses

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Expert witnesses in anorectal malformations practice in a variety of fields, including pediatric surgery, colorectal surgery, urology, gastroenterology, and neonatology. Some of the most common specialties among these expert witnesses also include congenital disorders, imperforate anus conditions, cloacal malformations, Hirschsprung's disease, and pelvic floor disorders. They have provided opinions on the effects of surgical complications, long-term outcomes of anorectal malformation treatments, bowel control issues, urinary tract complications, and concerns about sexual function.

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David Nigel Armstrong, FACS, FASCRS, FRCS, MDView profile

ID: 37945

Dr. David Nigel Armstrong, FACS, FASCRS, FRCS, MD

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Georgia

Dr. David N. Armstrong has over 30 years of experience in Colon and Rectal Surgery. He earned his BS in Pathology from the University of Manchester and his MD from the University of Manchester School of Medical Sciences. He completed a Residency in General Surgery from Royal Infirmary of Edinburgh and then a Research Fellowship in Surgery at State University of New York Upstate Medical...

Colorectal Surgeon Expert WitnessView profile

E-008995

Colorectal Surgeon Expert Witness

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New York

This Board Certified Colorectal Surgeon has been practicing medicine for more than 10 years, completing his fellowship at the State University of New York at Buffalo. He is a Fellow of the American Society of Colon and Rectal Surgeons, and a member of the National Cancer Institute and the American Board of Colon and Rectal Surgery. He is a former Assistant Professor of Surgery at SUNY Upstate...

William Joseph Harb, FACS, FASCRS, MDView profile

ID: 38786

Dr. William Joseph Harb, FACS, FASCRS, MD

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Tennessee

Dr. William J. Harb has 17 years of experience in the field of Colorectal Surgery. He earned his BA in Political Science from the University of Tennessee and his MD from the University of Tennessee Health Science Center School of Medicine. After completing his residency in General Surgery at the University of Tennessee Health Science Center, he went on to complete a fellowship in Head and Neck...

General and Colorectal Surgery  GI Endoscopy Hernia Expert WitnessView profile

E-009130

General and Colorectal Surgery GI Endoscopy Hernia Expert Witness

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Florida

This highly qualified General and Colorectal Surgery expert is board certified. He has been selected by his peers and experts as a Castle Conolly local Top Doctor in his specialty and included in US News Top Doctors list. He is a Fellow of the American College of Surgeons and is a member of several highly regarded professional societies including the American Society of Colon and Rectal Surgeons....

Matthew Mark Schultzel, DOView profile

ID: 46068

Dr. Matthew Mark Schultzel, DO

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California

Dr. Matthew M. Schultzel has over 7 years of experience in the fields of Colon and Rectal Surgery. He earned his BA in Psychology and his BS in Biology from the University of California San Diego. He also earned his DO from the Touro University College of Osteopathic Medicine. After residency in General Surgery at the University of California San Diego and at Palisades Medical Center. He also...

Colorectal  Laparoscopy and Robotic Surgery Expert WitnessView profile

E-007306

Colorectal Laparoscopy and Robotic Surgery Expert Witness

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Florida

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New York

This expert is Chief of the Division of Colorectal Surgery and Vice-Chairman of the Department of Surgery at a major medical university. He has numerous peer reviewed publications, articles and textbook chapters, and published abstracts. He has given many academic presentations and has won several honors and awards including the Royal College of Physicians and Surgeons of Glasgow's Honorary...

James Victor Klas, MDView profile

ID: 675363

Dr. James Victor Klas, MD

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Wisconsin

Dr. James V. Klas has 26 years of experience in the field of Colon and Rectal Surgery. He earned his BS in Zoology from the University of Wisconsin and his MD from the University of Wisconsin School of Medicine and Public Health. After completing a residency in General Surgery at the University of Wisconsin Hospitals and Clinics, he went on to complete a fellowship in Colon and Rectal Surgery at...

Colorectal Surgery Expert WitnessView profile

E-007127

Colorectal Surgery Expert Witness

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California

This expert has been practicing for 25 years. He is fellowship trained in Visceral Surgery and Colorectal Surgery, and he has been awarded the honor of Fellow of both the American College of Surgeons and the American Society of Colon and Rectal Surgeons. The Editor-in-Chief of a major journal of gastroenterology, he is also an Associate Editor of Diseases of the Colon and Rectum and sits on the...

Gokhan Ozuner, FACS, FASCRS, MDView profile

ID: 765153

Dr. Gokhan Ozuner, FACS, FASCRS, MD

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New York

Dr. Gokhan Ozuner has 29 years of experience in the field of General Surgery. He earned his MD from Istanbul University Cerrahpasa Faculty of Medicine. After completing his residency in General Surgery at Staten Island University Hospital, he went on to complete a fellowship in Colon and Rectal Surgery at Cleveland Clinic. Today, this expert is board certified in Surgery and Colon and Rectal...

General and Colorectal Surgery Expert WitnessView profile

E-019586

General and Colorectal Surgery Expert Witness

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Oklahoma

This highly qualified expert is board certified in General Surgery and Colon and Rectal Surgery. He earned his BS from Oklahoma State University and his MD from New York Medical College. He completed a residency in General Surgery and fellowship in Colon and Rectal Surgery at LSU. He is a veteran of the US Army and while in the Army, he served as Chief of Professional Services before moving to a...

Thomas Edward Cataldo, FASCRS, MDView profile

ID: 853888

Dr. Thomas Edward Cataldo, FASCRS, MD

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Massachusetts

Dr. Thomas E. Cataldo has 26 years of experience in the field of Colon and Rectal Surgery. He earned his BS in Biomedical Engineering from Columbia University and his MD from the University of Massachusetts Medical School. Today, this expert is board-certified in Colon and Rectal Surgery by the American Board of Colon and Rectal Surgery. Formerly, this expert served as an Instructor of Surgery...

General and Colorectal Surgery Expert WitnessView profile

E-020972

General and Colorectal Surgery Expert Witness

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New Jersey

This board certified expert earned a BS and MD from State University of New York at Stony Brook. Residency and fellowship training were completed at State University of New York Health Science Center at Brooklyn and St. Luke's-Roosevelt Hospital, respectively. He has extensive surgical experience working as an Attending Surgeon in different surgical practices.

Howard Scott Kaufman, FACS, MBA, MDView profile

ID: 1201614

Dr. Howard Scott Kaufman, FACS, MBA, MD

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California

Dr. Howard S. Kaufman has over 30 years of experience in the field of Colon and Rectal Surgery. He earned his BS in Biology and Physics from Haverford College, his MD from Johns Hopkins University School of Medicine and his MBA from Johns Hopkins Carey Business School. After completing his internship and residency in General Surgery at Johns Hopkins Hospital, he went on to complete fellowships in...

Colon and Rectal Surgery Expert WitnessView profile

E-034791

Colon and Rectal Surgery Expert Witness

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New York

This expert started his medical training at New Jersey Medical School in Newark where he earned his Medical Degree in 1999. He completed his residency in General Surgery at UMDNJ - University Hospital, during which he participated in a year-long research fellowship resulting in multiple publications and presentations at national and international meetings. He was also voted into the prestigious...

Eric David Lederman, FACS, FASCRS, MDView profile

ID: 1241069

Dr. Eric David Lederman, FACS, FASCRS, MD

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Massachusetts

Dr. Eric D. Lederman has 23 years of experience in the field of Colon and Rectal Surgery. He earned his BS in Chemistry from Yale University and his MD from the Washington University School of Medicine in St. Louis. After completing an internship in General Surgery at Mt. Sinai Medical Center and a residency in General Surgery at Albany Medical Center, he went on to complete a fellowship in Colon...

Colorectal surgery Expert WitnessView profile

E-040151

Colorectal surgery Expert Witness

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Massachusetts

This highly qualified expert graduated from Columbia University with a degree in Bio-Medical engineering and obtained their MD from the University of Massachusetts Medical School. He then went on to complete a residency at the University of Massachusetts and a fellowship in Colon and Rectal Surgery at the Alton Ochsner Medical Foundation. He has published 22 peer-reviewed articles, abstracts,...

Michael Jonathan Worsey, FACS, MDView profile

ID: 1356911

Dr. Michael Jonathan Worsey, FACS, MD

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California

Dr. Michael Jonathan Worsey has over 20 years of experience in the field of Colon and Rectal Surgery. He earned his MD from King's College London. After completing his internship in General Surgery at St. Thomas's Hospital and St. Mary's Hospital, he went on to complete his residency in General Surgery at the University of Pittsburgh Medical Center, and his fellowship in Colon and Rectal Surgery...

Minimally invasive laparoscopic and robotic colorectal and foregut surgery Expert WitnessView profile

E-074309

Minimally invasive laparoscopic and robotic colorectal and foregut surgery Expert Witness

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Texas

This highly qualified expert is board certified by the American Board of Surgery and a Fellow of the American College of Surgeons. He received his MD from Texas Tech School of Medicine. His post-doctoral education continued at the University of Florida at Jacksonville where he developed a passion for Minimally Invasive Surgery. Following residency he entered private practice in Palm Coast,...

Anna-Maria test Blake-Toker, MDView profile

ID: 6072838

Dr. Anna-Maria test Blake-Toker, MD

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Texas

Dr. Anna Maria Blake Toker has 17 years of experience in the field of Colon & Rectal Surgery. She earned her BS and BA from the University of New Orleans, MS from Louisiana State University and her MD from Louisiana State University School of Medicine in Shreveport. After completing her residency in Colon and Rectal Surgery at the University of Texas Health Science Center at Houston, she went on...

General and Colorectal Surgery Expert WitnessView profile

E-276050

General and Colorectal Surgery Expert Witness

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This expert has over 10 years of experience as a colorectal surgeon. He completed his BS in biology from Louisiana Tech University and his MD from LSU Health Sciences Center. After completing his residency at LSU Health Sciences Center, this expert went on to finish a prestigious fellowship in colorectal surgery at Baylor University Medical Center. He is board certified in general surgery and...

Anorectal malformations Expert Witness FAQs

An anorectal malformations expert witness can provide insight into standard care practices, evaluate patient records, and testify on whether there was negligence or deviation from accepted standards.

Cases involving birth injuries, surgical errors, delayed diagnosis, improper treatment of congenital conditions like imperforate anus or Hirschsprung's disease may need such experts.

They can assess if a medical device or drug used in treating the condition was defective or improperly used, contributing to patient harm.

Yes. Subspecialties include pediatric surgery and colorectal surgery. The specific expertise needed depends on the details of your case.

Many anorectal malformations are diagnosed at birth. An expert with neonatal experience can better understand the complexities and standards of care in these situations.

Expert Institute offers a personalized approach to help you find the highest quality experts. We source actively-practicing professionals who match all your requirements for specialty areas, work experience, litigation history, fee range, certifications, location, and more.

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