Quick answers
- Which hospitals does Nathan J. Ambrose work at?
- Medicare's official clinician data lists Nathan J. Ambrose at 3 hospitals: CHRISTUS St Frances Cabrini Hospital, Intermountain Health St. Mary's Regional Hospital and Our Lady of Lourdes Regional Medical Center, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Nathan J. Ambrose see patients?
- Medicare's clinician data lists 3 practice locations, including Grand Junction, CO and Lafayette, LA. Call before your visit to confirm the address.
- What is Nathan J. Ambrose's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Nathan J. Ambrose accept Medicare assignment?
- Yes. Medicare's clinician data says Nathan J. Ambrose 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 Nathan J. Ambrose?
- (970) 298-5864, as listed in official Medicare / NPI Registry data.
- What is Nathan J. Ambrose's NPI number?
- 1326694076. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Nathan J. Ambrose works
Medicare's Facility Affiliation Data lists Nathan J. Ambrose at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- CHRISTUS St Frances Cabrini HospitalAlexandria, LA · Acute Care Hospital · CCN 190019
- Intermountain Health St. Mary's Regional HospitalGrand Junction, CO · Acute Care Hospital · CCN 060023
- Our Lady of Lourdes Regional Medical Center, IncLafayette, LA · Acute Care Hospital · CCN 190102
Practice locations
Addresses where Nathan J. Ambrose is enrolled with Medicare (CMS data updated 2026-10-02).
- 1050 Wellington Ave, Imh Wellington Lung and Sleep ClinicGrand Junction, CO 81501 (970) 298‑5864
- 2635 N 7th StGrand Junction, CO 81501
- 4801 Ambassador Caffery PkwyLafayette, LA 70508 (337) 470‑2990
Group practices
Medicare enrollment lists Nathan J. Ambrose as a member of these groups (CMS data updated 2026-10-02).
- Intermountain Medical Group Grand Junction, LLC296 clinicians in the group
- Lourdes Physician Group LLC155 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Grand Junction
Clinicians with the same Medicare primary specialty in Grand Junction, CO — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1326694076 |
| 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