Quick answers
- Which hospitals does Michael Marsh work at?
- Medicare's official clinician data lists Michael Marsh at 3 hospitals: Baptist Health - Fort Smith, HonorHealth Scottsdale Thompson Peak Med Ctr and Mercy Hospital Fort Smith. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael Marsh see patients?
- Medicare's clinician data lists 5 practice locations, including Scottsdale, AZ and Fort Smith, AR. Call before your visit to confirm the address.
- What is Michael Marsh's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does Michael Marsh accept Medicare assignment?
- Yes. Medicare's clinician data says Michael Marsh 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 Michael Marsh?
- (480) 534-4525, as listed in official Medicare / NPI Registry data.
- What is Michael Marsh's NPI number?
- 1174547988. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael Marsh works
Medicare's Facility Affiliation Data lists Michael Marsh at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Baptist Health - Fort SmithFort Smith, AR · Acute Care Hospital · CCN 040055
- HonorHealth Scottsdale Thompson Peak Med CtrScottsdale, AZ · Acute Care Hospital · CCN 030123
- Mercy Hospital Fort SmithFort Smith, AR · Acute Care Hospital · CCN 040062
Practice locations
Addresses where Michael Marsh is enrolled with Medicare (CMS data updated 2026-10-02).
- 10510 N 92nd StScottsdale, AZ 85258
- 14040 N Northsight BlvdScottsdale, AZ 85260 (480) 534‑4525
- 20745 N Scottsdale RdScottsdale, AZ 85255
- 7400 E Thompson Peak PkwyScottsdale, AZ 85255 (480) 324‑7000
- 7805 Phoenix AveFort Smith, AR 72903 (479) 242‑4220
Group practices
Medicare enrollment lists Michael Marsh as a member of these groups (CMS data updated 2026-10-02).
- HonorHealth Ambulatory630 clinicians in the group
- Arkansas Center for Ear Nose Throat and Allergy PA2 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in Scottsdale
Clinicians with the same Medicare primary specialty in Scottsdale, AZ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1174547988 |
| 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