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Diagnostic Radiology

Ashley K. Gist, MD

Works at hospitals in San Angelo, TX · Texas

Summary

Dr. Ashley K. Gist, MD is a radiologist at 120 E Harris Ave, San Angelo, TX 76903. Phone: (325) 747-6741. Accepts Medicare assignment. In 2024, Ashley K. Gist had 1,541 Original Medicare patients and 2,945 services. NPI 1841418951. 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.

  • Specialty: Radiologist (Medicare lists Diagnostic Radiology)
  • Address: 120 E Harris Ave, San Angelo, TX 76903 · Directions
  • Phone: (325) 747‑6741
  • Medicare: Accepts Medicare assignment
  • Hospital: Shannon Medical Center
  • Group practice: Shannon Clinic
  • Medical school: University Of Texas Medical School At Houston · graduated 2002 (24 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Ashley K. Gist, 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 Ashley K. Gist accept Medicare assignment?
Yes. Medicare's clinician data says Ashley K. Gist 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 Ashley K. Gist see?
In 2024, CMS data shows 1,541 Original Medicare patients and 2,945 services for Ashley K. Gist. This counts Original Medicare only and measures volume, not quality.
What is Ashley K. Gist's NPI number?
1841418951. 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 Ashley K. Gist, 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 patients1,541
Services billed to Medicare2,945
Different services or procedures60
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Screening 3d breast mammography (77063)1,298 services
  2. Screening mammography (77067)1,297 services
  3. X-ray of chest, 1 view (71045)69 services
  4. Mri scan of both breasts (77049)36 services
  5. Ct scan of abdomen and pelvis with contrast (74177)20 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 cholesterol74%
  • High blood pressure73%
  • Arthritis44%
  • Diabetes29%
  • Anxiety23%
  • Osteoporosis23%

Hospitals where Ashley K. Gist works

Medicare's Facility Affiliation Data lists Ashley K. Gist 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 Ashley K. Gist is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ashley K. Gist as a member of this group (CMS data updated October 2, 2026).

  • Shannon Clinic559 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Texas →

Other radiologists in San Angelo

Clinicians with the same Medicare primary specialty in San Angelo, TX — not a recommendation.

All radiologists in San Angelo →

Other clinicians in Shannon Clinic

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

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Medical School At Houston
Graduation year2002 (24 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1841418951
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