IndividualActive
Katherine Crosby, M.D.
NPI 1033122320 · Specialist · San Francisco, CA
Katherine Crosby, M.D. is a Specialist provider in San Francisco, CA (NPI 1033122320).
Provider details
- NPI number
- 1033122320
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G46788 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(91/100 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
525 Spruce St
San Francisco, CA 94118-2681
Phone: (415) 668-8900
Fax: (415) 668-1695
Street-level locationGet directions
Mailing address
525 Spruce St
San Francisco, CA 94118
Registry dates
- Enumerated
- 2006-08-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Katherine Crosby's NPI number?
- Katherine Crosby's National Provider Identifier (NPI) is 1033122320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Crosby's specialty?
- Katherine Crosby is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Katherine Crosby located?
- Katherine Crosby's practice location on file with NPPES is 525 Spruce St, San Francisco, CA 94118-2681.
- What is Katherine Crosby's phone number?
- The practice phone number listed in the NPPES registry for Katherine Crosby is (415) 668-8900.
- Is Katherine Crosby's NPI active?
- Yes — Katherine Crosby's NPI (1033122320) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.