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Internal Medicine

Michael Deininger, MD

Sees patients in Ann Arbor, MI · Michigan

Summary

Michael Deininger, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in Ann Arbor, MI. NPI 1932115524. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Michael Deininger, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
May acceptAccepts Medicare assignment
36Years since medical school (graduated 1990)
MaleGender (as listed)

Quick answers

Where does Michael Deininger see patients?
Medicare's clinician data lists 1 practice location in Ann Arbor, MI. Call before your visit to confirm the address.
What is Michael Deininger's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Michael Deininger accept Medicare assignment?
Medicare's clinician data says Michael Deininger may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Michael Deininger's NPI number?
1932115524. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Michael Deininger is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Internal Medicine doctors in Michigan →

Other internal medicine doctors in Ann Arbor

Clinicians with the same Medicare primary specialty in Ann Arbor, MI — not a recommendation.

All internal medicine doctors in Ann Arbor →

Clinician information

CredentialMD
Graduation year1990
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1932115524
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians