Margaret Crabtree
NPI 1669667994 · Clinical Social Worker · San Francisco, CA
Margaret Crabtree is a Clinical Social Worker provider in San Francisco, CA (NPI 1669667994).
Provider details
- NPI number
- 1669667994
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- IN PROCESS (CA)
Specialties & taxonomies
Behavioral Health & Social Service 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
- 2007-09-10
- Last updated
- 2011-10-14
Frequently asked questions
- What is Margaret Crabtree's NPI number?
- Margaret Crabtree's National Provider Identifier (NPI) is 1669667994, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Crabtree's specialty?
- Margaret Crabtree is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Margaret Crabtree located?
- Margaret Crabtree's practice location on file with NPPES is 1801 Vicente St, San Francisco, CA 94116-2923.
- What is Margaret Crabtree's phone number?
- The practice phone number listed in the NPPES registry for Margaret Crabtree is (415) 368-2116.
- Is Margaret Crabtree's NPI active?
- Yes — Margaret Crabtree's NPI (1669667994) is active in the NPPES registry as of the last update on 2011-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.