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Internal Medicine

Keith Garrison, MD

Works at hospitals in Alamogordo, NM · El Paso, TX · New Mexico, Texas

Summary

Keith Garrison, MD (Internal Medicine) is listed by Medicare at 5 hospitals in Alamogordo, NM and El Paso, TX. NPI 1245868637. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Keith Garrison, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
6Years since medical school (graduated 2020)
MaleGender (as listed)
Hospitalist Medicine Physicians of Texas PLLCGroup practice (+1 more)

Quick answers

Which hospitals does Keith Garrison work at?
Medicare's official clinician data lists Keith Garrison at 5 hospitals: CHRISTUS Southern New Mexico, Sierra Medical Center, The Hospitals of Providence - East Campus, The Hospitals of Providence - Memorial Campus and University Medical Center of El Paso. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Keith Garrison see patients?
Medicare's clinician data lists 3 practice locations, including El Paso, TX. Call before your visit to confirm the address.
What is Keith Garrison's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Keith Garrison accept Medicare assignment?
Yes. Medicare's clinician data says Keith Garrison accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Keith Garrison?
(915) 747-4000, as listed in official Medicare / NPI Registry data.
What is Keith Garrison's NPI number?
1245868637. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Keith Garrison works

Medicare's Facility Affiliation Data lists Keith Garrison at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Keith Garrison is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Keith Garrison as a member of these groups (CMS data updated 2026-10-02).

  • Hospitalist Medicine Physicians of Texas PLLC686 clinicians in the group
  • Sunset Heights Physician Services PA66 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in El Paso

Clinicians with the same Medicare primary specialty in El Paso, TX — not a recommendation.

All internal medicine doctors in El Paso →

Clinician information

CredentialMD
Graduation year2020
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1245868637
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians