Internal Medicine
MICHAEL AHRENS MD
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1669051215 · enumerated 2021-04-02 · record updated 2026-01-14. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Mailing address 3955 PATIENT CARE DR STE A, LANSING, MI, 48911-4271 (517) 374-7600 Fax (885) 480-9150 Google Maps Apple Maps OpenStreetMap
- Practice location 2900 COLLINS RD, LANSING, MI, 48910-8394 (517) 975-6000 Google Maps Apple Maps OpenStreetMap
Specialties
- Internal Medicine 207R00000X · Primary · License 4301515242 MI
- Internal Medicine 207R00000X · License 94-10789 KS
- Student in an Organized Health Care Education/Training Program 390200000X
In this directory
Locations and evidence
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Practice location
LANSING, MI, 489108394
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.