IndividualActive
William Huggett, M.D.
NPI 1790838936 · Psychiatry Physician · San Francisco, CA
William Huggett, M.D. is a Psychiatry Physician provider in San Francisco, CA (NPI 1790838936).
Provider details
- NPI number
- 1790838936
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A053088 (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
563 Castro St
San Francisco, CA 94114-2511
Phone: (415) 377-3111
Fax: (415) 689-7737
Street-level locationGet directions
Mailing address
563 Castro St
San Francisco, CA 94114-2511
Registry dates
- Enumerated
- 2007-01-19
- Last updated
- 2012-07-25
Frequently asked questions
- What is William Huggett's NPI number?
- William Huggett's National Provider Identifier (NPI) is 1790838936, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Huggett's specialty?
- William Huggett is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is William Huggett located?
- William Huggett's practice location on file with NPPES is 563 Castro St, San Francisco, CA 94114-2511.
- What is William Huggett's phone number?
- The practice phone number listed in the NPPES registry for William Huggett is (415) 377-3111.
- Is William Huggett's NPI active?
- Yes — William Huggett's NPI (1790838936) is active in the NPPES registry as of the last update on 2012-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.