NASH PSYCHOLOGICAL SERVICES, LLC
NPI 1578960753
Psychologist - Clinical in Williston, VT

Q: What is Nash Psychological Services, LLC's NPI number?

The NPI number for Nash Psychological Services, LLC is 1578960753. It was assigned to this organization in the NPPES registry on December 3, 2014.

Q: What is Nash Psychological Services, LLC's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Active since December 03, 2014

277 BLAIR PARK RD, SUITE 210, WILLISTON, VT 05495(802) 598-3636(802) 316-4208 Get Directions Write a Review

NPPES record last updated: December 3, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Nash Psychological Services, Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NASH PSYCHOLOGICAL SERVICES, LLC (NPI 1578960753) is a healthcare organization registered as a clinical in Williston, Vermont and active in the NPI registry since December 2014. The organization lists Pamela Guiduli Nash, Owner, as its authorized official.

NPPES Registry Identity

NPI1578960753

Entity TypeOrganization

Primary Taxonomy103TC0700X

Legal Business NameNASH PSYCHOLOGICAL SERVICES, LLC

Location Address277 BLAIR PARK RD, SUITE 210Williston, VT 05495-7886

Mailing Address277 Blair Park Rd, Suite 210Williston, VT 05495-7886 · (802) 598-3636 · Fax (802) 316-4208

Phone(802) 598-3636

Fax(802) 316-4208

Organization SubpartNo

Authorized OfficialPamela Guiduli NashOwner · (802) 598-3636

Enumeration DateDecember 3, 2014

✔ NPI 1578960753 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

277 BLAIR PARK RD, Williston, VT 05495

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nash Psychological Services, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Nash Psychological Services, LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Pamela Nash, PSYD

Clinical Psychologist

NPI 1538563317

277 BLAIR PARK SUITE 210
Williston, VT 05495

(802) 598-3636

✔ PECOS✔ Accepts MedicareSame address

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 Nash Psychological Services, LLC's NPI number?

The NPI number for Nash Psychological Services, LLC is 1578960753. It was assigned to this organization in the NPPES registry on December 3, 2014.

Where is Nash Psychological Services, LLC located?

Nash Psychological Services, LLC is located at 277 Blair Park Rd Suite 210, Williston, VT 05495. The listed phone number is (802) 598-3636.

What is Nash Psychological Services, LLC's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Nash Psychological Services, LLC enrolled in Medicare?

Yes. Nash Psychological Services, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Nash Psychological Services, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Nash Psychological Services, LLC. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Nash Psychological Services, LLC accept?

Health plans from Anthem Blue Cross and Blue Shield list Nash Psychological Services, LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Nash Psychological Services, LLC was last updated on December 3, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.