Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
DR. FREDERICK W RUYMANN, MD
Active Sole ProprietorDR. FREDERICK W RUYMANN, MD is a Gastroenterology healthcare provider located in CAMBRIDGE, Massachusetts. NPI 1568466316 is currently active in the NPPES registry. Verify at CMS.
Gastroenterology · CAMBRIDGE, MA
Registration Details
- NPI Number
- 1568466316
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Jun 9, 2005 (21.162228708763 yrs)
- Last Updated
- Jan 11, 2012
- License
-
71422 (MA)
- Sole Proprietor
- Yes
Practice Information
- Address
-
300 MOUNT AUBURN STSTE 405CAMBRIDGE, MA, 021385665Browse MA providers · Browse ZIP 02138
- Phone
- 6176610221
- Fax
- 6176613862
- Primary Specialty
-
Gastroenterology
207RG0100X
Other Gastroenterology Providers in CAMBRIDGE, MA
| Name | Credential | NPI |
|---|---|---|
| DR. RICHARD CHARLES GARDNER | MD | 1851381420 |
| DR. TORRE MORGAN | MD | 1851382360 |
| DR. MATTHEW SAMUEL LOEWENSTEIN | MD | 1215904982 |
| DR. JULIO C. AYALA | MD | 1104883347 |
| KARIM FAWAZ | — | 1952338253 |
| SHARON B. TURISSINI | MD | 1407942808 |
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.