Quick answers
- Which hospitals does Grant M. Thomson work at?
- Medicare's official clinician data lists Grant M. Thomson at 3 hospitals: Holy Cross Hospital - Salt Lake, Holy Cross Hospital-Davis and Holy Cross Hospital-Jordan Valley. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Grant M. Thomson see patients?
- Medicare's clinician data lists 3 practice locations, including Layton, UT, Salt Lake City, UT and Murray, UT. Call before your visit to confirm the address.
- What is Grant M. Thomson's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Grant M. Thomson accept Medicare assignment?
- Yes. Medicare's clinician data says Grant M. Thomson 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 Grant M. Thomson?
- (801) 262-8120, as listed in official Medicare / NPI Registry data.
- What is Grant M. Thomson's NPI number?
- 1710875398. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Grant M. Thomson works
Medicare's Facility Affiliation Data lists Grant M. Thomson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Holy Cross Hospital - Salt LakeSalt Lake City, UT · Acute Care Hospital · CCN 460003
- Holy Cross Hospital-DavisLayton, UT · Acute Care Hospital · CCN 460041
- Holy Cross Hospital-Jordan ValleyWest Jordan, UT · Acute Care Hospital · CCN 460051
Practice locations
Addresses where Grant M. Thomson is enrolled with Medicare (CMS data updated 2026-10-02).
- 1600 W Antelope DrLayton, UT 84041 (801) 262‑8120
- 3460 S Pioneer PkwySalt Lake City, UT 84120 (801) 262‑8120
- 5323 S Woodrow StMurray, UT 84107 (801) 713‑0600
Group practices
Medicare enrollment lists Grant M. Thomson as a member of this group (CMS data updated 2026-10-02).
- Mountain Medical Physician Specialists PC28 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Layton
Clinicians with the same Medicare primary specialty in Layton, UT — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1710875398 |
| 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