Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
JOHN K BYUN, MD
ActiveJOHN K BYUN, MD is a Radiation Oncology healthcare provider located in STANFORD, California. NPI 1528487089 is currently active in the NPPES registry. Verify at CMS.
Radiation Oncology · STANFORD, CA
Registration Details
- NPI Number
- 1528487089
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Apr 14, 2014 (12.370301362756 yrs)
- Last Updated
- Sep 26, 2025
- Licenses
-
25MA10129400 (NJ)C197416 (CA)
Practice Information
- Address
-
300 PASTEUR DRSTANFORD, CA, 943052200Browse CA providers · Browse ZIP 94305
- Phone
- 6507234000
- Primary Specialty
-
Radiation Oncology
2085R0001X
- Additional Specialty
- Radiation Oncology
Other Radiation Oncology Providers in STANFORD, CA
| Name | Credential | NPI |
|---|---|---|
| DR. CATHERINE L SALEM | M.D. | 1578563383 |
| DR. LYNN MILLION | MD | 1801840798 |
| MARK K BUYYOUNOUSKI | M.D. | 1912927021 |
| CAROL MADELLAINE MARQUEZ | MD | 1568478014 |
| DR. BILLY W LOO | MD, PHD | 1720167711 |
| DR. QUYNH-THU XUAN LE | M.D. | 1316002116 |
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.