OrganizationActive
Alexander Geng Inc
NPI 1992394811 · Radiation Oncology Physician · San Francisco, CA
Provider details
- NPI number
- 1992394811
- Entity type
- Organization
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Authorized official
- Alexander Geng, Physician/Owner
Practice location
900 Hyde St
San Francisco, CA 94109-4806
Phone: (415) 353-6420
Fax: (415) 353-6259
Mailing address
450 Glass Ln Ste C
Modesto, CA 95356-9287
Registry dates
- Enumerated
- 2021-01-14
- Last updated
- 2021-01-14
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.