1. Home
  2. Directory
  3. Colorado
  4. Gunnison
  5. Psychiatry Neurology
  6. NPI Profile

WESTERN SLOPE MENTAL HEALTH PLLC
NPI 1386501989
Psychiatry & Neurology - Psychiatry in Gunnison, CO

Active since January 06, 2026
305 S 12TH ST, UNIT B, GUNNISON, CO 81230(970) 648-0488(800) 599-1608 Get Directions Write a Review

NPPES record last updated: January 6, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Western Slope Mental Health Pllc NPPES

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

WESTERN SLOPE MENTAL HEALTH PLLC (NPI 1386501989) is a healthcare organization registered as a psychiatry in Gunnison, Colorado and active in the NPI registry since January 2026. The organization lists Jillian Grzeskiewicz, Owner, as its authorized official.

NPPES Registry Identity

NPI1386501989
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameWESTERN SLOPE MENTAL HEALTH PLLC
Location Address305 S 12TH ST, UNIT BGunnison, CO 81230
Mailing Address125 W Virginia Ave # 249Gunnison, CO 81230-2429 · (970) 648-0488 · Fax (800) 599-1608
Phone(970) 648-0488
Fax(800) 599-1608
Organization SubpartNo
Authorized OfficialJillian GrzeskiewiczOwner · (240) 375-0353
Enumeration DateJanuary 6, 2026
NPPES CertifiedDecember 30, 2025
✔ NPI 1386501989 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
305 S 12TH ST, Gunnison, CO 81230
Open in Google Maps ↗

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

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 Western Slope Mental Health PLLC's NPI number?

The NPI number for Western Slope Mental Health PLLC is 1386501989. It was assigned to this organization in the NPPES registry on January 6, 2026.

Where is Western Slope Mental Health PLLC located?

Western Slope Mental Health PLLC is located at 305 S 12th St Unit B, Gunnison, CO 81230. The listed phone number is (970) 648-0488.

What is Western Slope Mental Health PLLC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for Western Slope Mental Health PLLC was last updated on January 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.