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Curtis Chan
NPI 1154418895 · Internal Medicine Physician · San Francisco, CA
Curtis Chan is a Internal Medicine Physician provider in San Francisco, CA (NPI 1154418895).
Provider details
- NPI number
- 1154418895
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- A77703 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
3555 Cesar Chavez Street
San Francisco, CA 75201
Phone: (415) 647-8600
Fax: (415) 641-6823
Street-level locationGet directions
Mailing address
991 Park Pacifica Ave
Pacifica, CA 94044-4414
Registry dates
- Enumerated
- 2006-10-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Curtis Chan's NPI number?
- Curtis Chan's National Provider Identifier (NPI) is 1154418895, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Curtis Chan's specialty?
- Curtis Chan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Curtis Chan located?
- Curtis Chan's practice location on file with NPPES is 3555 Cesar Chavez Street, San Francisco, CA 75201.
- What is Curtis Chan's phone number?
- The practice phone number listed in the NPPES registry for Curtis Chan is (415) 647-8600.
- Is Curtis Chan's NPI active?
- Yes — Curtis Chan's NPI (1154418895) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.