JILLIAN MARGARET GRZESKIEWICZ APRN
NPI 1265170112
Nurse Practitioner - Psychiatric/Mental Health in Gunnison, CO

Q: What is the provider's specialty?

The provider's specialty is Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.

Active since May 21, 2022PECOS Enrolled

710 N TAYLOR ST, GUNNISON, CO 81230(970) 252-3200(970) 259-2438 Get Directions Write a Review

NPPES record last updated: February 9, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Apr 11, 2025, Aug 10, 2023, Aug 2, 2022 and 1 more (4 updates tracked since 2022).

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About Jillian Margaret Grzeskiewicz Aprn NPPES

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

JILLIAN MARGARET GRZESKIEWICZ APRN (NPI 1265170112) is an individual psychiatric/mental health provider in Gunnison, Colorado, licensed in Colorado (C-APN.0100340-C-NP) and active in the NPI registry since May 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265170112

Entity TypeIndividualFemale

Primary Taxonomy363LP0808X

Provider Legal NameJILLIAN MARGARET GRZESKIEWICZCredential: APRN

Location Address710 N TAYLOR STGunnison, CO 81230-2244

Mailing Address150 Mercury Village DrDurango, CO 81301-8955 · (970) 335-2342 · Fax (970) 335-2348

Phone(970) 252-3200

Fax(970) 259-2438

Sole ProprietorNo

Enumeration DateMay 21, 2022

Last NPPES UpdateFebruary 9, 20264 updates tracked since enumeration

NPPES CertifiedFebruary 9, 2026

✔ NPI 1265170112 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

Licenses✔ Licensed in CO · C-APN.0100340-C-NP✔ Licensed in SC · 26095

710 N TAYLOR ST, Gunnison, CO 81230

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jillian Margaret Grzeskiewicz Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

79 services18 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

32 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 81230 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$89.43 typical visit price

range $58.06 – $174.82

Typical copayment $22.35 (range $14.51 – $43.70)

Most-billed visit code 99203

Established Patient

$102.03 typical visit price

range $18.88 – $142.79

Typical copayment $25.50 (range $4.72 – $35.69)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.