Ahsan Chaudhary, M.D.
NPI 1639494511 · Internal Medicine Physician · San Francisco, CA
Ahsan Chaudhary, M.D. is a Internal Medicine Physician provider in San Francisco, CA (NPI 1639494511).
Provider details
- NPI number
- 1639494511
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A111711 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
Mailing address
Registry dates
- Enumerated
- 2010-04-02
- Last updated
- 2010-04-02
Frequently asked questions
- What is Ahsan Chaudhary's NPI number?
- Ahsan Chaudhary's National Provider Identifier (NPI) is 1639494511, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ahsan Chaudhary's specialty?
- Ahsan Chaudhary is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ahsan Chaudhary located?
- Ahsan Chaudhary's practice location on file with NPPES is 2425 Geary Blvd, San Francisco, CA 94115-3358.
- What is Ahsan Chaudhary's phone number?
- The practice phone number listed in the NPPES registry for Ahsan Chaudhary is (415) 833-3034.
- Is Ahsan Chaudhary's NPI active?
- Yes — Ahsan Chaudhary's NPI (1639494511) is active in the NPPES registry as of the last update on 2010-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.