ALLIANCE PSYCHOLOGICAL SERVICES OF NEW YORK, PLLC
NPI 1508374646
Psychologist - Clinical in Ridgewood, NY
About Alliance Psychological Services Of New York, Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLIANCE PSYCHOLOGICAL SERVICES OF NEW YORK, PLLC (NPI 1508374646) is a healthcare organization registered as a clinical in Ridgewood, New York and active in the NPI registry since January 2018. The organization lists William Somerville, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Alliance Psychological Services Of New York, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Alliance Psychological Services Of New York, PLLC, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.
Clinicians, nearest first (2)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Alliance Psychological Services Of New York, PLLC's NPI number?
The NPI number for Alliance Psychological Services Of New York, PLLC is 1508374646. It was assigned to this organization in the NPPES registry on January 10, 2018.
Where is Alliance Psychological Services Of New York, PLLC located?
Alliance Psychological Services Of New York, PLLC is located at 6014 67th Ave # 1, Ridgewood, NY 11385. The listed phone number is (718) 971-9731.
What is Alliance Psychological Services Of New York, PLLC's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Alliance Psychological Services Of New York, PLLC enrolled in Medicare?
Yes. Alliance Psychological Services Of New York, PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Alliance Psychological Services Of New York, PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Alliance Psychological Services Of New York, PLLC, in Clinical Psychologist and Clinical Social Worker. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Alliance Psychological Services Of New York, PLLC was last updated on January 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Alliance Psychological Services Of New York, Pllc · NPI 1508374646
Clinical organization in Ridgewood, New York. Organization record, active in the CMS NPPES registry since January 10, 2018.
## Identity
- **NPI:** 1508374646 (Entity type: Organization)
- **Enumerated:** January 10, 2018
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **Organization subpart:** No
- **Authorized official:** William Somerville, OWNER
## Practice location
- **Address:** 6014 67TH AVE # 1, Ridgewood, NY 11385-4536
- **Phone:** (718) 971-9731 · **Fax:** (718) 425-9862
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Clinical Psychologist (1), Clinical Social Worker (1); 2 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 30, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1508374646) · Data from the CMS NPPES public registry.