Stephen Gillman, PH.D
NPI 1134310790 · Clinical Psychologist · Great Neck, NY
Stephen Gillman, PH.D is a Clinical Psychologist provider in Great Neck, NY (NPI 1134310790).
Provider details
- NPI number
- 1134310790
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- 003667 (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
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
- 2007-08-07
- Last updated
- 2007-08-07
Frequently asked questions
- What is Stephen Gillman's NPI number?
- Stephen Gillman's National Provider Identifier (NPI) is 1134310790, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Gillman's specialty?
- Stephen Gillman is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Stephen Gillman located?
- Stephen Gillman's practice location on file with NPPES is 23 Schenck Ave, Great Neck, NY 11021-3640.
- What is Stephen Gillman's phone number?
- The practice phone number listed in the NPPES registry for Stephen Gillman is (631) 490-5789.
- Is Stephen Gillman's NPI active?
- Yes — Stephen Gillman's NPI (1134310790) is active in the NPPES registry as of the last update on 2007-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.