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Internal Medicine

Justine Czajka, MD

Sees patients in Midland, MI · Bay City, MI · Michigan

Summary

Dr. Justine Czajka, MD is an internal medicine doctor at 4000 Wellness Dr, Midland, MI 48670. May accept Medicare assignment. NPI 1740967462. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 4000 Wellness Dr, Midland, MI 48670 · Directions (1 more location)
  • Medicare: May accept Medicare assignment
  • Medical school: graduated 2023 (3 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Justine Czajka, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Justine Czajka accept Medicare assignment?
Medicare's clinician data says Justine Czajka may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Justine Czajka's NPI number?
1740967462. 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 Justine Czajka is enrolled with Medicare (CMS data updated October 2, 2026).

  • 4000 Wellness DrMidland, MI 48670
  • 524 Breaker Cove DrBay City, MI 48708

Specialties

Find other Internal Medicine doctors in Michigan →

Other internal medicine doctors in Midland

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

All internal medicine doctors in Midland →

Clinician information

CredentialMD
Graduation year2023 (3 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1740967462
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 October 2, 2026, retrieved October 29, 2026
  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