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Dr. Tomas Heimann, MD

Colorectal Surgeon

New York, NY

About Dr. Tomas Heimann

Not seeing any times that work for you? Please call the practice. Dr. Heimann graduated in the top 10% of his class at Upstate Medical Center in Syracuse and was elected to the Alpha Omega Alpha Honor Medical Society. He came to Mount Sinai as a surgical intern and after completing his surgical residency rose through the ranks to become a Professor of Surgery. He is a member of numerous surgical and gastroenterological associations and has been recognized as best surgeon in gastrointestinal surgery both in New York and nationally. He has over 100 scientific publications, has authored 2 books and several chapters in Surgical Textbooks. He also has numerous presentations at national and international scientific societies. He is an Attending Surgeon at The Mount Sinai Medical Center and the Chief of Surgery at the James J. Peters VA Medical Center in the Bronx, a major affiliate of the Mount Sinai School of Medicine. Although Dr. Heimann is on the Colorectal Surgery service and is an expert in the surgical treatment of patients with inflammatory Bowel Disease, he is also the New York State Chair for the Commission on Cancer and performs major cancer operations both at Mount Sinai and at the James J. Peters VA Medical Center. Dr Heimann also has extensive experience in the surgical treatment of large abdominal wall hernias requiring extensive reconstruction. He was born in Hungary and grew up in South America. He speaks fluent Spanish and Hungarian.

In-network insurances

  • Aetna
  • Aetna Better Health
  • Caterpillar


  • Colorectal Surgeon

Practice names

Board certifications

  • American Board of Surgery

Education and training

  • Medical School - State University of New York, Upstate Medical University, Doctor of Medicine
  • The Mount Sinai Hospital, Residency in Surgery

Awards and publications

  • Mount Sinai Hospital Physician of the Year Nominee, The Mount Sinai Hospital Operating Room Staff, Department of Nursing in 1999, 2000
  • Best Doctors in New York, New York Magazine, Gastrointestinal Surgery in 1991
  • Slater G, Heimann T. Colectomy and ileoanal-pouch anastomosis for ulcerative colitis. Surg Rounds 1993; 16: 733-739.
  • Heimann T, Greenstein AJ, Lewis B, Kaufman D, Heimann DM, Aufses Jr AH. Prediction of early symptomatic recurrence following intestinal resection in Crohn's disease. Ann Surg 1993; 218: 294-299.
  • Heimann TM. Recent Progress in the Diagnosis and Treatment of Familial Adenomatous Polyposis. Current Surgery 1996 March/April; 53(3): 134-136.

Zocdoc awards

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Languages spoken

  • English
  • Spanish
  • Hungarian

Provider's gender


NPI number


Dr. Tomas Heimann's office location

Mount Sinai Hospital Surgery

Mount Sinai Doctors Faculty Practice

5 East 98th Street, 14th Floor

New York, NY 10029

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