IndividualActive
Allen Chao
NPI 1952765034 · Nephrology Physician · San Francisco, CA
Provider details
- NPI number
- 1952765034
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- A154990 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Practice location
400 Parnassus Ave
San Francisco, CA 94143-2202
Phone: (415) 353-2507
Approximate (ZIP-level) locationGet directions
Mailing address
400 Parnassus Ave
San Francisco, CA 94143-2202
Registry dates
- Enumerated
- 2016-04-05
- Last updated
- 2025-04-23
- Certified
- 2022-10-26
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.