William Shapiro, M.D.
NPI 1144279316 · Anesthesiology Physician · San Francisco, CA
William Shapiro, M.D. is a Anesthesiology Physician provider in San Francisco, CA (NPI 1144279316).
Provider details
- NPI number
- 1144279316
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G38965 (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
- 2006-05-08
- Last updated
- 2008-06-06
Frequently asked questions
- What is William Shapiro's NPI number?
- William Shapiro's National Provider Identifier (NPI) is 1144279316, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Shapiro's specialty?
- William Shapiro is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Shapiro located?
- William Shapiro's practice location on file with NPPES is 1600 Divisadero St, C-355, San Francisco, CA 94143-0001.
- What is William Shapiro's phone number?
- The practice phone number listed in the NPPES registry for William Shapiro is (415) 885-7626.
- Is William Shapiro's NPI active?
- Yes — William Shapiro's NPI (1144279316) is active in the NPPES registry as of the last update on 2008-06-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.