Barry Greenberg, PH.D.
NPI 1770607517 · Clinical Psychologist · Port Jefferson, NY
Barry Greenberg, PH.D. is a Clinical Psychologist provider in Port Jefferson, NY (NPI 1770607517).
Provider details
- NPI number
- 1770607517
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 009517 (NY)
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
- 2007-03-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Barry Greenberg's NPI number?
- Barry Greenberg's National Provider Identifier (NPI) is 1770607517, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barry Greenberg's specialty?
- Barry Greenberg is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Barry Greenberg located?
- Barry Greenberg's practice location on file with NPPES is 646 Main Street, Port Jefferson, NY 11777.
- What is Barry Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Barry Greenberg is (631) 474-5341.
- Is Barry Greenberg's NPI active?
- Yes — Barry Greenberg's NPI (1770607517) 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.