CLIA lab
CLIA 23D0920789: Trinity Health Medical Group - Primary Care -
Walker, MI. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 23D0920789 belongs to Trinity Health Medical Group - Primary Care - in Walker, MI.
Certificate for Provider-Performed Microscopy Procedures, effective January 30, 2025, expires January 29, 2027.
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 for Provider-Performed Microscopy Procedures
- Certificate effective
- January 30, 2025
- Certificate expiration
- January 29, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- October 10, 1996
- Facility type
- Physician office
- Ownership (control type)
- Religious affiliation
- 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
- 23D0920789
- Lab name
- Trinity Health Medical Group - Primary Care -
- Additional name
- Walker
- Address
- 1175 Wilson Avenue NW, Walker, MI 49534
- Phone
- (616) 685-8650
- Fax
- (616) 791-2160
Annual test volume the lab reported
- Waived tests
- 1,150
- Provider-performed microscopy tests
- 50
- Total
- 1,200
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
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Related
Questions
What is the CLIA number for Trinity Health Medical Group - Primary Care - in Walker?
23D0920789, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Trinity Health Medical Group - Primary Care - hold?
A Certificate for Provider-Performed Microscopy Procedures, according to the CMS file.
When does CLIA 23D0920789 expire?
The CMS file lists January 29, 2027 as the certificate expiration date; the certificate took effect January 30, 2025.