IndividualActive
Barbara Greenstein, PH.D
NPI 1861414245 · Psychologist · Alameda, CA
Barbara Greenstein, PH.D is a Psychologist provider in Alameda, CA (NPI 1861414245).
Provider details
- NPI number
- 1861414245
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY7715 (CA)
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
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
1416 Everett St
Alameda, CA 94501-4632
Phone: (510) 521-1958
Fax: (510) 521-8186
Street-level locationGet directions
Mailing address
1619 Seaborn Ct
Alameda, CA 94501-2529
Registry dates
- Enumerated
- 2006-07-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Barbara Greenstein's NPI number?
- Barbara Greenstein's National Provider Identifier (NPI) is 1861414245, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Greenstein's specialty?
- Barbara Greenstein is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Barbara Greenstein located?
- Barbara Greenstein's practice location on file with NPPES is 1416 Everett St, Alameda, CA 94501-4632.
- What is Barbara Greenstein's phone number?
- The practice phone number listed in the NPPES registry for Barbara Greenstein is (510) 521-1958.
- Is Barbara Greenstein's NPI active?
- Yes — Barbara Greenstein's NPI (1861414245) 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.