PIONEER MEDICAL CENTER CAH
NPI 1003939190
General Acute Care Hospital - Critical Access in Big Timber, MT
About Pioneer Medical Center Cah NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PIONEER MEDICAL CENTER CAH (NPI 1003939190) is a healthcare organization registered as a critical access in Big Timber, Montana and active in the NPI registry since April 2007. The organization holds 3 active CLIA laboratory certificates and lists Ian Peterson, Chief Executive Officer, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 3
Accepted 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)
Pioneer Medical Center Cah is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
32Medicare enrollment records show 32 clinicians reassign Medicare billing to Pioneer Medical Center Cah, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 5
Nearest to this location (20)
See all 32Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA 3
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Compliance 27D0911301
Pioneer Medical Center · Big Timber, MTCertificate of Waiver 27D2103047
Pioneer Medical Center · Big Timber, MTCertificate of Waiver 27D0704568
Pioneer Medical Center Clinic · Big Timber, MTHospital Quality Ratings CMS Care Compare
Quality and patient-experience ratings for Pioneer Medical Center (CMS certification number 271313), from CMS Care Compare.
Pioneer Medical Center
Critical Access Hospitals · Big Timber, MTComplications & Deaths 4
Unplanned Hospital Visits 6
Timely & Effective Care 3
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 Pioneer Medical Center's NPI number?
The NPI number for Pioneer Medical Center is 1003939190. It was assigned to this organization in the NPPES registry on April 6, 2007. The provider is doing business as Pioneer Medical Center Cah.
Where is Pioneer Medical Center located?
Pioneer Medical Center is located at 301 W 7th Ave, Big Timber, MT 59011. The listed phone number is (406) 932-4603.
What is Pioneer Medical Center's specialty?
The primary specialty registered for this NPI is General Acute Care Hospital, specializing in Critical Access, with taxonomy code 282NC0060X.
Is Pioneer Medical Center enrolled in Medicare?
Yes. Pioneer Medical Center is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Pioneer Medical Center?
According to the CMS Revalidation Reassignment List (October 2026 release), 32 clinicians in 5 Medicare specialties reassign their Medicare billing to Pioneer Medical Center. 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. The largest specialties are Diagnostic Radiology (13), Nurse Practitioner (13) and Family Practice (3). Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Pioneer Medical Center hold CLIA laboratory certificates?
Yes. 3 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.
Is Pioneer Medical Center a Medicare-certified hospital?
Yes. Pioneer Medical Center is a Medicare-certified hospital (Critical Access Hospitals). The hospital provides emergency services.
What insurance does Pioneer Medical Center accept?
Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, PacificSource Health Plans and Providence Health Plan list Pioneer Medical Center 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 Pioneer Medical Center was last updated on June 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Pioneer Medical Center Cah · NPI 1003939190
Critical Access organization in Big Timber, Montana. Organization record, active in the CMS NPPES registry since April 6, 2007.
## Identity
- **NPI:** 1003939190 (Entity type: Organization)
- **Enumerated:** April 6, 2007
- **Primary specialty:** General Acute Care Hospital - Critical Access · taxonomy 282NC0060X
- **Legal business name:** Pioneer Medical Center
- **Organization subpart:** No
- **Authorized official:** Ian Peterson, CHIEF EXECUTIVE OFFICER
## Practice location
- **Address:** 301 W 7TH AVE, Big Timber, MT 59011-7893
- **Phone:** (406) 932-4603 · **Fax:** (406) 932-5468
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 32 clinicians in 5 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Diagnostic Radiology (13), Nurse Practitioner (13), Family Practice (3); 1 practice at this address and 2 within 10 miles; [full list](https://npiprofile.com/npi/1003939190/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 22, 2021
- **Other identifiers:** Medicaid 0411749 (MT); Other 60172 (MT); Other 15731 (MT)
- **CLIA laboratory certificates:** 3 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1003939190) · Data from the CMS NPPES public registry.