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Diagnostic Radiology

Thomas A. Zumsteg, MD

Works at hospitals in Fishersville, VA · Harrisonburg, VA · Charlottesville, VA · Virginia

Summary

Dr. Thomas A. Zumsteg, MD is a radiologist at 106 Park Dr, Hot Springs, VA 24445. Phone: (540) 839-7000. May accept Medicare assignment. In 2024, Thomas A. Zumsteg had 3,702 Original Medicare patients and 23,633 services. NPI 1033109228. 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 Thomas A. Zumsteg, 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 Thomas A. Zumsteg accept Medicare assignment?
Medicare's clinician data says Thomas A. Zumsteg may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Thomas A. Zumsteg see?
In 2024, CMS data shows 3,702 Original Medicare patients and 23,633 services for Thomas A. Zumsteg. This counts Original Medicare only and measures volume, not quality.
What is Thomas A. Zumsteg's NPI number?
1033109228. 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 Thomas A. Zumsteg, 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 patients3,702
Services billed to Medicare23,633
Different services or procedures198
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)9,566 services
  2. Injection, gadoterate meglumine, 0.1 ml (A9575)8,050 services
  3. X-ray of chest, 1 view (71045)799 services
  4. Ct scan head or brain without contrast (70450)415 services
  5. Ct scan of chest without contrast (71250)274 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%
  • Arthritis53%
  • Diabetes33%
  • Ischemic heart disease30%
  • Chronic kidney disease30%

Hospitals where Thomas A. Zumsteg works

Medicare's Facility Affiliation Data lists Thomas A. Zumsteg 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.

  • Augusta HealthFishersville, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490018
  • Sentara RMH Medical CenterHarrisonburg, VA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 490004
  • University of Virginia Medical CenterCharlottesville, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490009

Practice locations

Addresses where Thomas A. Zumsteg is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Thomas A. Zumsteg as a member of these groups (CMS data updated October 2, 2026).

  • Augusta Medical Group419 clinicians in the group
  • Augusta Health Care Inc60 clinicians in the group
  • Bath County Community Hospital28 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Virginia →

Other radiologists in Hot Springs

Clinicians with the same Medicare primary specialty in Hot Springs, VA — not a recommendation.

All radiologists in Hot Springs →

Other clinicians in Augusta Medical Group

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

Clinician information

CredentialMD
Medical schoolJefferson Medical College Of Thomas Jefferson University
Graduation year1983 (43 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1033109228
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