CLIA lab

CLIA 23D1046576: Aspirus Ontonagon Clinic

Ontonagon, MI. Certificate and address details from the CMS Provider of Services file for clinical laboratories.

CLIA number 23D1046576 belongs to Aspirus Ontonagon Clinic in Ontonagon, MI.

Certificate of Waiver, effective April 22, 2026, expires April 21, 2028.

Active in the CMS Provider of Services file posted October 16, 2026.

Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page

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Certificate

Certificate type
Certificate of Waiver
Certificate effective
April 22, 2026
Certificate expiration
April 21, 2028
Status in the CMS file
Active (termination code 00)
Original participation date
October 13, 2005
Facility type
Rural health clinic
Ownership (control type)
Private
Lab classification
CLIA laboratory

Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page

Lab and contact

CLIA number
23D1046576
Lab name
Aspirus Ontonagon Clinic
Address
601 S 7th Street, Ontonagon, MI 49953
Phone
(906) 884-8240
Fax
(906) 884-4855

Annual test volume the lab reported

Waived tests
500

Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.

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Questions

What is the CLIA number for Aspirus Ontonagon Clinic in Ontonagon?

23D1046576, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does Aspirus Ontonagon Clinic hold?

A Certificate of Waiver, according to the CMS file.

When does CLIA 23D1046576 expire?

The CMS file lists April 21, 2028 as the certificate expiration date; the certificate took effect April 22, 2026.

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