Quick answers
- Which hospitals does William J. Deaton work at?
- Medicare's official clinician data lists William J. Deaton at 5 hospitals: Flambeau Hospital, Mercy Health Lakeshore Campus, Sanford Thief River Falls Medical Center, Trinity Health Grand Haven Hospital and Trinity Health Muskegon Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William J. Deaton see patients?
- Medicare's clinician data lists 1 practice location in Muskegon, MI. Call before your visit to confirm the address.
- What is William J. Deaton's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does William J. Deaton accept Medicare assignment?
- Yes. Medicare's clinician data says William J. Deaton 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 William J. Deaton?
- (231) 728-4601, as listed in official Medicare / NPI Registry data.
- What is William J. Deaton's NPI number?
- 1336181981. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William J. Deaton works
Medicare's Facility Affiliation Data lists William J. Deaton at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Flambeau HospitalPark Falls, WI · Critical Access Hospital · CCN 521325
- Mercy Health Lakeshore CampusShelby, MI · Critical Access Hospital · CCN 231320
- Sanford Thief River Falls Medical CenterThief River Falls, MN · Critical Access Hospital · CCN 241381
- Trinity Health Grand Haven HospitalGrand Haven, MI · Acute Care Hospital · CCN 230174
- Trinity Health Muskegon HospitalMuskegon, MI · Acute Care Hospital · CCN 230066
Practice locations
Addresses where William J. Deaton is enrolled with Medicare (CMS data updated 2026-10-02).
- 1500 E Sherman Blvd, Mercy HealthMuskegon, MI 49444 (231) 728‑4601
Group practices
Medicare enrollment lists William J. Deaton as a member of this group (CMS data updated 2026-10-02).
- Lake Michigan Observation Services PLLC27 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Muskegon
Clinicians with the same Medicare primary specialty in Muskegon, MI — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Kansas City University Of Med & Biosciences, College Of Osteo Med |
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1336181981 |
| 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