Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
RYAN CHANG
ActiveRYAN CHANG is a Medical Oncology healthcare provider located in SAN MATEO, California. NPI 1164985263 is currently active in the NPPES registry. Verify at CMS.
Medical Oncology · SAN MATEO, CA
Registration Details
- NPI Number
- 1164985263
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Apr 8, 2019 (7.3768635974066 yrs)
- Last Updated
- Aug 28, 2024
- License
-
A179941 (CA)
Practice Information
- Address
-
218 DE ANZA BLVDSAN MATEO, CA, 944023913Browse CA providers · Browse ZIP 94402
- Phone
- 4155147520
- Primary Specialty
-
Medical Oncology
207RX0202X
Other Medical Oncology Providers in SAN MATEO, CA
| Name | Credential | NPI |
|---|---|---|
| JOHN VAUGHN SIEBEL | M.D. | 1780741306 |
| MATTHEW HYUN JOON LEE | D.O. | 1326589581 |
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.