Barbara Buchanan, PH.D.
NPI 1780886747 · Clinical Psychologist · Greenbrae, CA
Barbara Buchanan, PH.D. is a Clinical Psychologist provider in Greenbrae, CA (NPI 1780886747).
Provider details
- NPI number
- 1780886747
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- PSY13654 (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
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
- 2007-06-01
- Last updated
- 2013-06-27
Frequently asked questions
- What is Barbara Buchanan's NPI number?
- Barbara Buchanan's National Provider Identifier (NPI) is 1780886747, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Buchanan's specialty?
- Barbara Buchanan is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Barbara Buchanan located?
- Barbara Buchanan's practice location on file with NPPES is 250 Bon Air Rd, Greenbrae, CA 94904-1702.
- What is Barbara Buchanan's phone number?
- The practice phone number listed in the NPPES registry for Barbara Buchanan is (415) 473-2229.
- Is Barbara Buchanan's NPI active?
- Yes — Barbara Buchanan's NPI (1780886747) is active in the NPPES registry as of the last update on 2013-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.