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Donn Posner, PHD
NPI 1437135514 · Clinical Psychologist · Oakland, CA
Donn Posner, PHD is a Clinical Psychologist provider in Oakland, CA (NPI 1437135514).
Provider details
- NPI number
- 1437135514
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- PS00406 (RI)
Specialties & taxonomies
Behavioral Health & Social 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
20 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
5423 Proctor Ave
Oakland, CA 94618-2733
Phone: (617) 285-6771
Street-level locationGet directions
Mailing address
5423 Proctor Ave
Oakland, CA 94618-2733
Registry dates
- Enumerated
- 2005-12-20
- Last updated
- 2015-03-11
Frequently asked questions
- What is Donn Posner's NPI number?
- Donn Posner's National Provider Identifier (NPI) is 1437135514, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donn Posner's specialty?
- Donn Posner is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Donn Posner located?
- Donn Posner's practice location on file with NPPES is 5423 Proctor Ave, Oakland, CA 94618-2733.
- What is Donn Posner's phone number?
- The practice phone number listed in the NPPES registry for Donn Posner is (617) 285-6771.
- Is Donn Posner's NPI active?
- Yes — Donn Posner's NPI (1437135514) is active in the NPPES registry as of the last update on 2015-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.