Quick answers
- Which hospitals does Mark A. Stefanelli work at?
- Medicare's official clinician data lists Mark A. Stefanelli at 3 hospitals: Cibola General Hospital, Rehoboth McKinley Christian Health Care Services and Roosevelt General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark A. Stefanelli see patients?
- Medicare's clinician data lists 3 practice locations, including Grants, NM, Gallup, NM and Portales, NM. Call before your visit to confirm the address.
- What is Mark A. Stefanelli's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Emergency Medicine.
- Does Mark A. Stefanelli accept Medicare assignment?
- Yes. Medicare's clinician data says Mark A. Stefanelli 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 Mark A. Stefanelli?
- (505) 287-4446, as listed in official Medicare / NPI Registry data.
- What is Mark A. Stefanelli's NPI number?
- 1366486912. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark A. Stefanelli works
Medicare's Facility Affiliation Data lists Mark A. Stefanelli at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cibola General HospitalGrants, NM · Critical Access Hospital · CCN 321308
- Rehoboth McKinley Christian Health Care ServicesGallup, NM · Critical Access Hospital · CCN 321313
- Roosevelt General HospitalPortales, NM · Acute Care Hospital · CCN 320084
Practice locations
Addresses where Mark A. Stefanelli is enrolled with Medicare (CMS data updated 2026-10-02).
- 1016 E Rooselvelt AveGrants, NM 87020 (505) 287‑4446
- 1901 Red Rock DrGallup, NM 87301 (505) 863‑7000
- 42121 US Hwy 70Portales, NM 88130 (575) 359‑1800
Group practices
Medicare enrollment lists Mark A. Stefanelli as a member of these groups (CMS data updated 2026-10-02).
- Fedko Emergency Physicians New Mexico, LLC54 clinicians in the group
- Fep West LLC20 clinicians in the group
Specialties
- Internal Medicineprimary
- Emergency Medicinealso
Other internal medicine doctors in Grants
Clinicians with the same Medicare primary specialty in Grants, NM — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1366486912 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians