Steven Ansley, MD
NPI 1851382378 · Emergency Medicine Physician · San Francisco, CA
Steven Ansley, MD is a Emergency Medicine Physician provider in San Francisco, CA (NPI 1851382378).
Provider details
- NPI number
- 1851382378
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G38708 (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
20 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
- 2005-11-03
- Last updated
- 2008-08-20
Frequently asked questions
- What is Steven Ansley's NPI number?
- Steven Ansley's National Provider Identifier (NPI) is 1851382378, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Ansley's specialty?
- Steven Ansley is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Ansley located?
- Steven Ansley's practice location on file with NPPES is 2333 Buchanan St, San Francisco, CA 94115-1925.
- What is Steven Ansley's phone number?
- The practice phone number listed in the NPPES registry for Steven Ansley is (209) 342-2300.
- Is Steven Ansley's NPI active?
- Yes — Steven Ansley's NPI (1851382378) is active in the NPPES registry as of the last update on 2008-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.