Alliance Psychological Services of New York, PLLC
NPI 1508374646 · Clinical Psychologist · Ridgewood, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alliance Psychological Services of New York, PLLC is a Clinical Psychologist organization in Ridgewood, NY (NPI 1508374646).
Provider details
- NPI number
- 1508374646
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- William Somerville, Owner(718) 971-9731
- License
- 022436 (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
8 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
- 2018-01-10
- Last updated
- 2023-01-30
- Certified
- 2023-01-30
Frequently asked questions
- What is Alliance Psychological Services of New York, PLLC's NPI number?
- Alliance Psychological Services of New York, PLLC's National Provider Identifier (NPI) is 1508374646, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Alliance Psychological Services of New York, PLLC?
- Alliance Psychological Services of New York, PLLC is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Alliance Psychological Services of New York, PLLC located?
- Alliance Psychological Services of New York, PLLC's practice location on file with NPPES is 6014 67th Ave # 1, Ridgewood, NY 11385-4536.
- What is Alliance Psychological Services of New York, PLLC's phone number?
- The practice phone number listed in the NPPES registry for Alliance Psychological Services of New York, PLLC is (718) 971-9731.
- Does Alliance Psychological Services of New York, PLLC accept Medicare?
- Alliance Psychological Services of New York, 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 Alliance Psychological Services of New York, PLLC?
- The authorized official listed on Alliance Psychological Services of New York, PLLC's NPPES record is William Somerville, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Alliance Psychological Services of New York, PLLC's NPI active?
- Yes — Alliance Psychological Services of New York, PLLC's NPI (1508374646) is active in the NPPES registry as of the last update on 2023-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.