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Emergency Medicine

Geoffrey A. Martin, MD

Works at hospitals in Luray, VA · Woodstock, VA · Front Royal, VA … · Virginia

Summary

Dr. Geoffrey A. Martin, MD is an emergency medicine doctor at 1840 Amherst St, Winchester, VA 22601. Phone: (540) 536-8700. Accepts Medicare assignment. In 2024, Geoffrey A. Martin had 687 Original Medicare patients and 871 services. NPI 1962406470. 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 Geoffrey A. Martin, 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 Geoffrey A. Martin accept Medicare assignment?
Yes. Medicare's clinician data says Geoffrey A. Martin 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 Geoffrey A. Martin see?
In 2024, CMS data shows 687 Original Medicare patients and 871 services for Geoffrey A. Martin. This counts Original Medicare only and measures volume, not quality.
What is Geoffrey A. Martin's NPI number?
1962406470. 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 Geoffrey A. Martin, 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 patients687
Services billed to Medicare871
Different services or procedures29
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)515 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)115 services
  3. Emergency department visit with moderate level of medical decision making (99284)106 services
  4. Critical care, first 30-74 minutes (99291)46 services
  5. Emergency department visit with low level of medical decision making (99283)41 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%
  • Arthritis55%
  • Ischemic heart disease41%
  • Chronic kidney disease41%
  • Diabetes39%

Hospitals where Geoffrey A. Martin works

Medicare's Facility Affiliation Data lists Geoffrey A. Martin 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.

  • Page Memorial Hospital, IncLuray, VA · Critical Access Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 491307
  • Shenandoah Memorial HospitalWoodstock, VA · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 491305
  • Warren Memorial HospitalFront Royal, VA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 490033
  • Winchester Medical CenterWinchester, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490005

Practice locations

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

Group practices

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

  • Winchester Medical Center317 clinicians in the group
  • Page Memorial Hospital Inc81 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Virginia →

Other emergency medicine doctors in Winchester

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

All emergency medicine doctors in Winchester →

Other clinicians in Winchester Medical Center

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

Clinician information

CredentialMD
Medical schoolUniversity Of Kentucky College Of Medicine
Graduation year2000 (26 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1962406470
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