What is Charles Johnson's NPI number?

Charles Johnson's National Provider Identifier (NPI) is 1861084105, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Charles Johnson's specialty?

Charles Johnson is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Charles Johnson located?

Charles Johnson's practice location on file with NPPES is 1638 Kirkwood Ave, San Francisco, CA 94124-2137.

What is Charles Johnson's phone number?

The practice phone number listed in the NPPES registry for Charles Johnson is (415) 814-3254.

Is Charles Johnson's NPI active?

Yes — Charles Johnson's NPI (1861084105) is active in the NPPES registry as of the last update on 2021-03-02.

IndividualActive

Charles Johnson

NPI 1861084105 · Specialist · San Francisco, CA

Charles Johnson is a Specialist provider in San Francisco, CA (NPI 1861084105).

Provider details

NPI number: 1861084105
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

SpecialistPrimary174400000X
Other Service Providers

Profile Score

Established profile(56/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
5 yrs in NPPES registry
Profile completeness38% of score
83% 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

1638 Kirkwood Ave

San Francisco, CA 94124-2137

Phone: (415) 814-3254

Street-level locationGet directions

More CA providers

Mailing address