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Internal Medicine

Gwenn M. McKenzie, MD

Sees patients in Tuscaloosa, AL · Alabama

Summary

Dr. Gwenn M. McKenzie, MD is an internal medicine doctor at 2731 Ml King Jr Blvd, Tuscaloosa, AL 35401. Phone: (205) 758-6647. Accepts Medicare assignment. NPI 1851989610. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 2731 Ml King Jr Blvd, Tuscaloosa, AL 35401 · Directions
  • Phone: (205) 758‑6647
  • Medicare: Accepts Medicare assignment
  • Group practice: Whatley Health Services Inc
  • Medical school: Wayne State University School Of Medicine · graduated 1988 (38 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Gwenn M. McKenzie, 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 Gwenn M. McKenzie accept Medicare assignment?
Yes. Medicare's clinician data says Gwenn M. McKenzie accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Gwenn M. McKenzie's NPI number?
1851989610. 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 Gwenn M. McKenzie is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Gwenn M. McKenzie as a member of this group (CMS data updated October 2, 2026).

  • Whatley Health Services Inc83 clinicians in the group

Specialties

Find other Internal Medicine doctors in Alabama →

Other internal medicine doctors in Tuscaloosa

Clinicians with the same Medicare primary specialty in Tuscaloosa, AL — not a recommendation.

All internal medicine doctors in Tuscaloosa →

Other clinicians in Whatley Health Services Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolWayne State University School Of Medicine
Graduation year1988 (38 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1851989610
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