Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
WALTER C PREHN, MD
Active Sole ProprietorWALTER C PREHN, MD is a Internal Medicine healthcare provider located in SONOMA, California. NPI 1225042088 is currently active in the NPPES registry. Verify at CMS.
Internal Medicine · SONOMA, CA
Registration Details
- NPI Number
- 1225042088
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Jul 28, 2006 (20.061653323205 yrs)
- Last Updated
- Sep 25, 2012
- License
-
G254540 (CA)
- Sole Proprietor
- Yes
Practice Information
- Address
-
181 ANDRIEUX STREETSUITE 206SONOMA, CA, 954766920Browse CA providers · Browse ZIP 95476
- Phone
- 7074957762
- Fax
- 7079387337
- Primary Specialty
-
Internal Medicine
207R00000X
Other Internal Medicine Providers in SONOMA, CA
| Name | Credential | NPI |
|---|---|---|
| DR. BRIAN MARTIN SEBASTIAN | MD | 1184624637 |
| DR. CLINTON LANE VI | M.D. | 1679564611 |
| DR. YONG QING LIU | M.D. | 1568424919 |
| MARIANNE LOUISE KRAMER | MD | 1801848601 |
| VICTOR E IACOVONI | M.D. | 1619985348 |
| DR. DENNIS JAMES VERDUCCI | MD | 1437265360 |
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.