Quick answers
- Which hospitals does John L. Shinners work at?
- Medicare's official clinician data lists John L. Shinners at 3 hospitals: Covenant Medical Center, Munson Healthcare Cadillac Hospital and Munson Healthcare Grayling Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John L. Shinners see patients?
- Medicare's clinician data lists 3 practice locations, including Grayling, MI, Cadillac, MI and Saginaw, MI. Call before your visit to confirm the address.
- What is John L. Shinners's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does John L. Shinners accept Medicare assignment?
- Yes. Medicare's clinician data says John L. Shinners 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 John L. Shinners?
- (989) 348-5461, as listed in official Medicare / NPI Registry data.
- What is John L. Shinners's NPI number?
- 1497321616. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John L. Shinners works
Medicare's Facility Affiliation Data lists John L. Shinners at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Covenant Medical CenterSaginaw, MI · Acute Care Hospital · CCN 230070
- Munson Healthcare Cadillac HospitalCadillac, MI · Acute Care Hospital · CCN 230081
- Munson Healthcare Grayling HospitalGrayling, MI · Acute Care Hospital · CCN 230058
Practice locations
Addresses where John L. Shinners is enrolled with Medicare (CMS data updated 2026-10-02).
- 1100 E Michgan AveGrayling, MI 49738 (989) 348‑5461
- 400 Hobart StCadillac, MI 49601 (231) 876‑7200
- 900 Cooper AveSaginaw, MI 48602 (989) 583‑6521
Group practices
Medicare enrollment lists John L. Shinners as a member of these groups (CMS data updated 2026-10-02).
- Covenant Medical Center, Inc.480 clinicians in the group
- Hawk Emergency Group, P.C.59 clinicians in the group
- Caberfae Emergency Group PC41 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Grayling
Clinicians with the same Medicare primary specialty in Grayling, MI — not a recommendation.
Clinician information
| Medical school | Michigan State University College Of Human Medicine |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497321616 |
| 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