What is David Crosby's NPI number?

David Crosby's National Provider Identifier (NPI) is 1972435063, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is David Crosby's specialty?

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

Where is David Crosby located?

David Crosby's practice location on file with NPPES is 2186 36th Ave, San Francisco, CA 94116-1645.

What is David Crosby's phone number?

The practice phone number listed in the NPPES registry for David Crosby is (510) 328-3675.

Is David Crosby's NPI active?

Yes — David Crosby's NPI (1972435063) is active in the NPPES registry as of the last update on 2026-06-02.

IndividualActive

David Crosby, PH.D.

NPI 1972435063 · Specialist · San Francisco, CA

David Crosby, PH.D. is a Specialist provider in San Francisco, CA (NPI 1972435063).

Provider details

NPI number: 1972435063
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: PH.D.
Sex: Male
Sole proprietor: No

Specialties & taxonomies

SpecialistPrimary174400000X
Other Service Providers

Profile Score

Basic profile(46/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

2186 36th Ave

San Francisco, CA 94116-1645

Phone: (510) 328-3675

Street-level locationGet directions

More CA providers

Mailing address