Gregory Hubbard, PA
NPI 1457534257 · Physician Assistant · San Francisco, CA
Gregory Hubbard, PA is a Physician Assistant provider in San Francisco, CA (NPI 1457534257).
Provider details
- NPI number
- 1457534257
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- Yes
- License
- 12349PA (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-12-14
- Last updated
- 2016-01-25
Frequently asked questions
- What is Gregory Hubbard's NPI number?
- Gregory Hubbard's National Provider Identifier (NPI) is 1457534257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Hubbard's specialty?
- Gregory Hubbard is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gregory Hubbard located?
- Gregory Hubbard's practice location on file with NPPES is 1375 Mission St, San Francisco, CA 94103-2621.
- What is Gregory Hubbard's phone number?
- The practice phone number listed in the NPPES registry for Gregory Hubbard is (415) 746-1940.
- Is Gregory Hubbard's NPI active?
- Yes — Gregory Hubbard's NPI (1457534257) is active in the NPPES registry as of the last update on 2016-01-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.