Quick answers
- Which hospitals does Gregg A. Marshall work at?
- Medicare's official clinician data lists Gregg A. Marshall at 1 hospital: Intermountain Health Logan Regional Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregg A. Marshall see patients?
- Medicare's clinician data lists 1 practice location in Logan, UT. Call before your visit to confirm the address.
- What is Gregg A. Marshall's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Gregg A. Marshall accept Medicare assignment?
- Yes. Medicare's clinician data says Gregg A. Marshall 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 Gregg A. Marshall?
- (435) 716-1950, as listed in official Medicare / NPI Registry data.
- What is Gregg A. Marshall's NPI number?
- 1013134550. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregg A. Marshall works
Medicare's Facility Affiliation Data lists Gregg A. Marshall at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Intermountain Health Logan Regional HospitalLogan, UT · Acute Care Hospital · CCN 460015
Practice locations
Addresses where Gregg A. Marshall is enrolled with Medicare (CMS data updated 2026-10-02).
- 1350 N 500Logan, UT 84341 (435) 716‑1950
Group practices
Medicare enrollment lists Gregg A. Marshall as a member of this group (CMS data updated 2026-10-02).
- Ihc Health Services Inc3,960 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Logan
Clinicians with the same Medicare primary specialty in Logan, UT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Oregon Health Sciences University School Of Medicine |
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1013134550 |
| 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