Dr. Frederick W Ruymann MD Gastroenterologist

Dr. Frederick Ruymann is a gastroenterologist in Cambridge, Massachusetts. He is affiliated with multiple hospitals in the area, including Beth Israel Deaconess Medical Center and Boston Children's Hospital. He received his medical degree from Case Western Reserve University School of Medicine and has been in practice for 27 years. Dr. Ruymann accepts several types of health insurance, listed below. He is one of 59 doctors at Beth Israel Deaconess Medical Center and one of 11 at Boston Children's Hospital who specialize in Gastroenterology.

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Office Location

See Contact Information

Specialty & Clinical Interests

Gastroenterologist: General Gastroenterology

Education & Medical Training

Beth Israel Deaconess Medical Center
Residency, Internal Medicine, 1987 - 1990

Massachusetts General Hospital
Fellowship, Gastroenterology, 1990 - 1992

Case Western Reserve University School of Medicine
Class of 1987

Certifications & Licensure

American Board of Pediatrics
Certified 21 years in Pediatrics

American Board of Pediatrics
Certified 8 years in Developmental-Behavioral Pediatrics

AZ State Medical License
Active through 2014

Awards, Honors & Recognition

Meaningful Use Stage 1 Certification, Centers for Medicare & Medicaid Services

Publications & Presentations

Risk factors for complications after performance of ERCP.
Vandervoort, J., Soetikno, R.M., Tham, T.K., Wong, R.K., Ferrari, A.P., Montes, H., Roston, A.D., Slivka, A., Lichtenstein, D.R., Ruymann, F.W., Van Dam, J., Hughes, M., Carr-Locke, D.L.

Recurrent thrombotic thrombocytopenic purpura (TTP) as a complication of acute relapsing pancreatitis.
Talwalkar, J.A., Ruymann, F.W., Marcoux, P., Farraye, F.A.

Image of the month: malignant lymphomatous polyposis.
Telford, J. J., Ruymann, F. W.

See all 5 publications

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • Anthem Blue Access PPO
  • Anthem Blue Preferred HMO
  • BCBS Blue Card PPO
  • BCBS Illinois PPO
  • Cofinity PPO
  • First Health PPO
  • HealthAmerica HealthAssurance PPO
  • Humana ChoiceCare Network PPO
  • Medical Mutual of Ohio SuperMed Plus
  • Medical Mutual of Ohio SuperMed POS
  • Multiplan PHCS PPO
  • Multiplan PPO
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
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