ASPIRUS KEWEENAW
NPI 1023161932
Clinic/Center - Rural Health in Ontonagon, MI
About Aspirus Keweenaw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ASPIRUS KEWEENAW (NPI 1023161932), doing business as Aspirus Ontonagon Clinic, is a healthcare organization registered as a rural health in Ontonagon, Michigan and active in the NPI registry since January 2007. The organization lists Lori Peck, Svp- Chief Financial Officer, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 2
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)
Aspirus Keweenaw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
222Medicare enrollment records show 222 clinicians reassign Medicare billing to Aspirus Keweenaw, which bills Medicare for the services they deliver. Of these, 4 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 30
Nearest to this location (20)
See all 222Ironwood, MI 49938
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 Aspirus Keweenaw's NPI number?
The NPI number for Aspirus Keweenaw is 1023161932. It was assigned to this organization in the NPPES registry on January 22, 2007. The provider is doing business as Aspirus Ontonagon Clinic. The provider was formerly known as Ontonagon Memorial Hospital.
Where is Aspirus Keweenaw located?
Aspirus Keweenaw is located at 601 S 7th St, Ontonagon, MI 49953. The listed phone number is (906) 884-8000.
What is Aspirus Keweenaw's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Rural Health, with taxonomy code 261QR1300X.
Is Aspirus Keweenaw enrolled in Medicare?
Yes. Aspirus Keweenaw is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Aspirus Keweenaw?
According to the CMS Revalidation Reassignment List (October 2026 release), 222 clinicians in 30 Medicare specialties reassign their Medicare billing to Aspirus Keweenaw. 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 (37), Emergency Medicine (36) and Nurse Practitioner (18). Of these, 4 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Aspirus Keweenaw accept?
Health plans from Aspirus Health Plan, Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Security Health Plan list Aspirus Keweenaw 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 Aspirus Keweenaw was last updated on February 26, 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.
# Aspirus Keweenaw · NPI 1023161932
Rural Health organization in Ontonagon, Michigan. Organization record, active in the CMS NPPES registry since January 22, 2007.
## Identity
- **NPI:** 1023161932 (Entity type: Organization)
- **Enumerated:** January 22, 2007
- **Primary specialty:** Clinic/Center - Rural Health · taxonomy 261QR1300X
- **Also known as:** Aspirus Ontonagon Clinic (Doing Business As); Ontonagon Memorial Hospital (Former Legal Business Name)
- **Organization subpart:** No
- **Authorized official:** Lori Peck, SVP- CHIEF FINANCIAL OFFICER
## Practice location
- **Address:** 601 S 7TH ST, Ontonagon, MI 49953-1459
- **Phone:** (906) 884-8000 · **Fax:** (906) 884-4384
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 222 clinicians in 30 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Diagnostic Radiology (37), Emergency Medicine (36), Nurse Practitioner (18); 4 practice within 10 miles; [full list](https://npiprofile.com/npi/1023161932/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 26, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1023161932) · Data from the CMS NPPES public registry.