GLENN R. SULLIVAN, PH.D.
NPI 1992209720
Psychologist - Clinical in Lexington, VA

Q: What is Lexington Psychological Services, PLLC's specialty?

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

Active since March 19, 2018

30 CROSSING LN STE 101, LEXINGTON, VA 24450(540) 463-2080(540) 464-7648 Get Directions Write a Review

NPPES record last updated: May 17, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 17, 2018, Mar 19, 2018 (2 updates tracked since 2018).

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About Glenn R. Sullivan, Ph.d. NPPES

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

GLENN R. SULLIVAN, PH.D. (NPI 1992209720) is a healthcare organization registered as a clinical in Lexington, Virginia and active in the NPI registry since March 2018. The organization lists Glenn R. Sullivan, Clinical Psychologist, as its authorized official.

NPPES Registry Identity

NPI1992209720

Entity TypeOrganization

Primary Taxonomy103TC0700X

Legal Business NameLEXINGTON PSYCHOLOGICAL SERVICES, PLLC

Location Address30 CROSSING LN STE 101Lexington, VA 24450

Mailing Address106 Colston PlLexington, VA 24450-1812 · (540) 463-2080

Phone(540) 463-2080

Fax(540) 464-7648

Organization SubpartNo

Authorized OfficialGlenn R. SullivanClinical Psychologist · (540) 463-2080

Enumeration DateMarch 19, 2018

Last NPPES UpdateMay 17, 20182 updates tracked since enumeration

✔ NPI 1992209720 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in VA · 0810003867

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.

30 CROSSING LN STE 101, Lexington, VA 24450

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Other Names 1

Doing Business AsGlenn R. Sullivan, Ph.d.

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Glenn R. Sullivan, Ph.d. 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 Glenn R. Sullivan, Ph.D., which bills Medicare for the services this clinician delivers.

Clinician (1)

Glenn Sullivan, PH.D.

Clinical Psychologist

NPI 1871764779

30 CROSSING LN STE 101
Lexington, VA 24450

(540) 463-2080

✔ 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 Lexington Psychological Services, PLLC's NPI number?

The NPI number for Lexington Psychological Services, PLLC is 1992209720. It was assigned to this organization in the NPPES registry on March 19, 2018. The provider is doing business as Glenn R. Sullivan, Ph.D..

Where is Lexington Psychological Services, PLLC located?

Lexington Psychological Services, PLLC is located at 30 Crossing Ln Ste 101, Lexington, VA 24450. The listed phone number is (540) 463-2080.

What is Lexington Psychological Services, PLLC's specialty?

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

Is Lexington Psychological Services, PLLC enrolled in Medicare?

Yes. Lexington Psychological Services, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Lexington Psychological Services, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Lexington Psychological Services, PLLC. 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.

When was this NPI record last updated?

The NPPES record for Lexington Psychological Services, PLLC was last updated on May 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.