NPPES file of Aug 9, 2026

Aspirus Keweenaw in Ontonagon, MI

This location of Aspirus Keweenaw bills under NPI 1104516376, an organization record issued on May 11, 2023 with the primary taxonomy Pharmacy. It is one of 16 NPIs registered under this name and one of 3 in Ontonagon; each clinician who sees you there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026
1104516376
Legal name
Aspirus Keweenaw
Entity
Type 2 · organization
Primary taxonomy
Pharmacy 333600000X
Practice location
601 S 7TH ST, Ontonagon, MI 49953
Phone
906-884-8000
Mailing address
Chicago, IL
Enumerated
May 11, 2023
Record updated
Feb 26, 2026
Authorized official
Svp- Chief Financial Officer (title as filed)
Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

The other 2 Ontonagon NPIs

  1. Aspirus Keweenaw601 S 7TH ST · issued Jan 22, 20071023161932
  2. Aspirus Keweenaw730 S 7TH ST · issued Feb 21, 20241740046481

5 clinicians CMS lists with Aspirus Keweenaw in Ontonagon

  1. Kasey Burke, FNP-CFamily Nurse Practitioner1235541053
  2. Allison Harr, APRN CNMAdvanced Practice Midwife1205140761
  3. Deborah LockerbyOccupational Therapist1720529316
  4. Gayle Maslakow, FNP-C, CDEFamily Nurse Practitioner1275031015
  5. Jacek Olszewski, PTPhysical Therapist1518431832

Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.

All 16 Aspirus Keweenaw NPIs

Every location registered under this name, in 4 cities.

See every location

Checking an organization

  1. Confirm the business with the Michigan secretary of state.
  2. Check the HHS-OIG exclusion list for the organization.
  3. Verify each clinician on their own record and the state license search.

Common questions

Why is the mailing address in Illinois?

The mailing address in the record (Chicago, IL) is where the organization receives mail. Care is given at the practice location in Ontonagon.

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Which Ontonagon NPI should I use?

Ask the office which NPI it bills under; all 3 Ontonagon NPIs are registered under the same name.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.