Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
WILLIAM SHUN TZENG, MD
ActiveWILLIAM SHUN TZENG, MD is a Internal Medicine healthcare provider located in HACIENDA HEIGHTS, California. NPI 1649809385 is currently active in the NPPES registry. Verify at CMS.
Internal Medicine · HACIENDA HEIGHTS, CA
Registration Details
- NPI Number
- 1649809385
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Apr 4, 2020 (6.1793366661924 yrs)
- Last Updated
- Sep 3, 2025
- License
-
A187692 (CA)
Practice Information
- Address
-
17170 COLIMA RD STE GHACIENDA HEIGHTS, CA, 917456771Browse CA providers · Browse ZIP 91745
- Phone
- 6269658202
- Fax
- 6269649893
- Primary Specialty
-
Internal Medicine
207R00000X
Other Internal Medicine Providers in HACIENDA HEIGHTS, CA
| Name | Credential | NPI |
|---|---|---|
| MR. SHOW SHAN CHERNG | M.D. | 1801827548 |
| MR. ANTHONY C. CHEN | M.D. | 1073527099 |
| MR. RON Y GU | MD | 1851494215 |
| DR. HUNG-CHUEN YEUNG | M.D. | 1790873594 |
| RAY HSIAO | MD | 1164507869 |
| DAVID MICHAEL ARON | MD | 1346319365 |
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.