Ann Johnson, P.A.-C.
NPI 1023210689 · Medical Physician Assistant · Stanford, CA
Ann Johnson, P.A.-C. is a Medical Physician Assistant provider in Stanford, CA (NPI 1023210689).
Provider details
- NPI number
- 1023210689
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.-C.
- Sex
- Female
- Sole proprietor
- No
- License
- PA 17782 (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
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
Mailing address
Registry dates
- Enumerated
- 2007-06-04
- Last updated
- 2010-05-10
Frequently asked questions
- What is Ann Johnson's NPI number?
- Ann Johnson's National Provider Identifier (NPI) is 1023210689, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Johnson's specialty?
- Ann Johnson is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ann Johnson located?
- Ann Johnson's practice location on file with NPPES is 875 Blake Wilbur Dr, Stanford, CA 94305.
- What is Ann Johnson's phone number?
- The practice phone number listed in the NPPES registry for Ann Johnson is (650) 721-5448.
- Is Ann Johnson's NPI active?
- Yes — Ann Johnson's NPI (1023210689) is active in the NPPES registry as of the last update on 2010-05-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.