Horizon Psychology of Ny, PLLC
NPI 1578137121 · Community/Behavioral Health Agency · Port Jefferson, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Horizon Psychology of Ny, PLLC is a Community/Behavioral Health Agency organization in Port Jefferson, NY (NPI 1578137121).
Provider details
- NPI number
- 1578137121
- Entity type
- Organization
- Primary specialty
- Community/Behavioral Health AgencyAgencies
- Organization subpart
- No
- Authorized official
- Jennifer Donnelly-Greenberg, Clinical Psychologist(631) 209-7917
Specialties & taxonomies
Agencies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- 2021-05-18
- Last updated
- 2024-01-30
- Certified
- 2024-01-30
Frequently asked questions
- What is Horizon Psychology of Ny, PLLC's NPI number?
- Horizon Psychology of Ny, PLLC's National Provider Identifier (NPI) is 1578137121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Horizon Psychology of Ny, PLLC?
- Horizon Psychology of Ny, PLLC is classified in the NPPES registry as Community/Behavioral Health Agency (Agencies).
- Where is Horizon Psychology of Ny, PLLC located?
- Horizon Psychology of Ny, PLLC's practice location on file with NPPES is 1000 Main St Ste G, Port Jefferson, NY 11777-2250.
- What is Horizon Psychology of Ny, PLLC's phone number?
- The practice phone number listed in the NPPES registry for Horizon Psychology of Ny, PLLC is (631) 209-7917.
- Does Horizon Psychology of Ny, PLLC accept Medicare?
- Horizon Psychology of Ny, PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Horizon Psychology of Ny, PLLC?
- The authorized official listed on Horizon Psychology of Ny, PLLC's NPPES record is Jennifer Donnelly-Greenberg, Clinical Psychologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Horizon Psychology of Ny, PLLC's NPI active?
- Yes — Horizon Psychology of Ny, PLLC's NPI (1578137121) is active in the NPPES registry as of the last update on 2024-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.