Quick answers
- Which hospitals does Karl Unkenholz work at?
- Medicare's official clinician data lists Karl Unkenholz at 4 hospitals: Alta Vista Regional Hospital, Chenango Memorial Hospital, Presbyterian Hospital and Three Crosses Regional Hospital LLC. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Karl Unkenholz see patients?
- Medicare's clinician data lists 2 practice locations, including Las Vegas, NM and Norwich, NY. Call before your visit to confirm the address.
- What is Karl Unkenholz's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Karl Unkenholz accept Medicare assignment?
- Yes. Medicare's clinician data says Karl Unkenholz 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 Karl Unkenholz?
- (505) 426-3500, as listed in official Medicare / NPI Registry data.
- What is Karl Unkenholz's NPI number?
- 1215914429. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Karl Unkenholz works
Medicare's Facility Affiliation Data lists Karl Unkenholz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Alta Vista Regional HospitalLas Vegas, NM · Critical Access Hospital · CCN 321312
- Chenango Memorial HospitalNorwich, NY · Acute Care Hospital · CCN 330033
- Presbyterian HospitalAlbuquerque, NM · Acute Care Hospital · CCN 320021
- Three Crosses Regional Hospital LLCLas Cruces, NM · Acute Care Hospital · CCN 320091
Practice locations
Addresses where Karl Unkenholz is enrolled with Medicare (CMS data updated 2026-10-02).
- 104 Legion DrLas Vegas, NM 87701 (505) 426‑3500
- 179 N Broad StNorwich, NY 13815 (607) 337‑4111
Group practices
Medicare enrollment lists Karl Unkenholz as a member of these groups (CMS data updated 2026-10-02).
- Chenango Memorial Hospital Inc111 clinicians in the group
- Summit Emergency Medicine LLC10 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in New Mexico
Clinicians with the same Medicare primary specialty in New Mexico — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215914429 |
| 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