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YELLOWSTONE CITY COUNTY HEALTH DEPARTMENT
NPI 1902195027
Clinic/Center - Federally Qualified Health Center (FQHC) in Worden, MT

Active since March 29, 2011
2469 MAIN ST, WORDEN, MT 59088(406) 967-2255(406) 247-3389 Get Directions Write a Review

NPPES record last updated: August 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 13, 2026, May 8, 2025, Jan 27, 2022 (3 updates tracked since 2022).

About Yellowstone City County Health Department NPPES

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

YELLOWSTONE CITY COUNTY HEALTH DEPARTMENT (NPI 1902195027), doing business as Riverstone Health Worden Clinic, is a healthcare organization registered as a federally qualified health center (fqhc) in Worden, Montana and active in the NPI registry since March 2011. The organization lists Shanna Zier, Authorized Official, as its authorized official.

NPPES Registry Identity

NPI1902195027
Entity TypeOrganization
Primary Taxonomy261QF0400X
Legal Business NameYELLOWSTONE CITY COUNTY HEALTH DEPARTMENT
Location Address2469 MAIN STWorden, MT 59088-2227
Mailing Address2626 1st Ave SBillings, MT 59101-4228 · (406) 247-3200
Phone(406) 967-2255
Fax(406) 247-3389
Organization SubpartNo
Authorized OfficialShanna ZierAuthorized Official · (406) 651-6471
Enumeration DateMarch 29, 2011
Last NPPES UpdateAugust 13, 20263 updates tracked since enumeration
NPPES CertifiedAugust 13, 2026
✔ NPI 1902195027 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Federally Qualified Health Center (FQHC)Ambulatory Health Care Facilities
Taxonomy Code261QF0400X
2469 MAIN ST, Worden, MT 59088
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Other Names 1

Doing Business AsRiverstone Health Worden Clinic

Other Identifiers 2

Other000080527MT · Medicare Part B Provider
Medicaid261QF0400XMT

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, PacificSource Health Plans.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and revalidation status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Yellowstone City County Health Department is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by January 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateMontanaEnrollment IDO20071127000125Part A · Federally Qualified Health Center (FQHC)Due dateJanuary 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JOY A. ESHLEMAN PAC
Physician Assistant
2469 MAIN ST
WORDEN, MT 59088
Yellowstone County (406) 967-2255

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 Yellowstone City County Health Department's NPI number?

The NPI number for Yellowstone City County Health Department is 1902195027. It was assigned to this organization in the NPPES registry on March 29, 2011. The provider is doing business as RiverStone Health Worden Clinic.

Where is Yellowstone City County Health Department located?

Yellowstone City County Health Department is located at 2469 Main St, Worden, MT 59088. The listed phone number is (406) 967-2255.

What is Yellowstone City County Health Department's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Federally Qualified Health Center (FQHC), with taxonomy code 261QF0400X.

Is Yellowstone City County Health Department enrolled in Medicare?

Yes. Yellowstone City County Health Department is registered in the Medicare PECOS enrollment system.

When is Yellowstone City County Health Department's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Part A enrollment for this organization (Montana, Federally Qualified Health Center (FQHC)) is due for revalidation by January 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

What insurance does Yellowstone City County Health Department accept?

Health plans from Blue Cross and Blue Shield of Montana and PacificSource Health Plans list Yellowstone City County Health Department 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 Yellowstone City County Health Department was last updated on August 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.