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Dr. Frederick William Ruymann MD is a male Internist, has 23 years of experience and practices in Internal Medicine and Gastroenterology.
Video profile
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

2.5
  • Currently 2.5 of 4 stars
(9)
Patient comments (4)

The overall average patient rating of Dr. Frederick Ruymann is Good. Dr. Ruymann has been reviewed by 9 patients who have provided 4 comments. The rating is 2.5 out of 4 stars.

Patient Ratings
Ease of Appointment 2.5
  • Currently 2.5 of 4 stars
Promptness 2.7
  • Currently 2.6666666666667 of 4 stars
Courteous Staff 2.2
  • Currently 2.1666666666667 of 4 stars
Accurate Diagnosis 2.7
  • Currently 2.6666666666667 of 4 stars
Bedside Manner 2.7
  • Currently 2.6666666666667 of 4 stars
Spends Time with Me 2.8
  • Currently 2.8333333333333 of 4 stars
Follows Up After Visit 2.5
  • Currently 2.5 of 4 stars

Specialties & Research

Dr. Frederick Ruymann, MD is board certified in Gastroenterology.


Education & Awards

Dr. Ruymann graduated from Case Western Reserve University , Cleveland. He has 2 awards.

Awards  
Castle Connolly's Top Doctors™ (2012 - 2013)
Top Ten Doctors (2012)
Harvard Square
Gastroenterology

Affiliations

Dr. Ruymann has 8 hospital affiliations:

  • Brigham and Women's Hospital 
  • Massachusetts General Hospital 

Accepted Insurance Plans

Dr. Ruymann accepts these health insurances in at least one office:

  • Tufts Health Plans - 7 plans
  • United Healthcare - 2 plans
  • Blue Cross Blue Shield of Massachusetts - 16 plans
  • Great-West Healthcare - 2 plans
  • Unicare - 2 plans
  • Boston Medical Center Health Net Plan - 2 plans
  • Network Health - 2 plans
  • Evercare - 4 plans
  • Humana - 6 plans
  • Cigna - 14 plans
  • Aetna - 3 plans

Languages

  • Chinese
  • French
  • Russian
  • Spanish
  • Creole


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Additional Information
Where does Dr. Frederick W. Ruymann practice?
Dr. Frederick Ruymann practices Internal Medicine and Gastroenterology near Cambridge, MA.
Additional practice locations include: Watertown, MA.
See Cambridge Internists and Cambridge Gastroenterologists.