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Internal Medicine

Alston G. Warr, MD

Works at hospitals in Memphis, TN · Southaven, MS · Covington, TN · Tennessee, Mississippi

Summary

Dr. Alston G. Warr, MD is an internal medicine doctor at 36 Capital Way, Suite E, Atoka, TN 38004. Phone: (901) 837-6801. Accepts Medicare assignment. In 2024, Alston G. Warr had 736 Original Medicare patients and 8,173 services. NPI 1245289305. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Alston G. Warr, 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 Alston G. Warr accept Medicare assignment?
Yes. Medicare's clinician data says Alston G. Warr 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.
How many Medicare patients does Alston G. Warr see?
In 2024, CMS data shows 736 Original Medicare patients and 8,173 services for Alston G. Warr. This counts Original Medicare only and measures volume, not quality.
What is Alston G. Warr's NPI number?
1245289305. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Alston G. Warr, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients736
Services billed to Medicare8,173
Different services or procedures87
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,105 services
  2. Insertion of needle into vein for collection of blood sample (36415)794 services
  3. Blood test, comprehensive group of blood chemicals (80053)680 services
  4. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)582 services
  5. Blood test, lipids (cholesterol and triglycerides) (80061)498 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis44%
  • Ischemic heart disease28%
  • Diabetes26%
  • Anxiety22%

Hospitals where Alston G. Warr works

Medicare's Facility Affiliation Data lists Alston G. Warr at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Alston G. Warr is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Alston G. Warr as a member of this group (CMS data updated October 2, 2026).

  • Baptist Memorial Medical Group, Inc.576 clinicians in the group

Specialties

Find other Internal Medicine doctors in Tennessee →

Other internal medicine doctors in Atoka

Clinicians with the same Medicare primary specialty in Atoka, TN — not a recommendation.

All internal medicine doctors in Atoka →

Other clinicians in Baptist Memorial Medical Group, Inc.

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

Clinician information

CredentialMD
Medical schoolUniversity Of Tennessee, Hsc, College Of Medicine
Graduation year1993 (33 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1245289305
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians