Quick answers
- Which hospitals does William G. McKinnon work at?
- Medicare's official clinician data lists William G. McKinnon at 1 hospital: Cooperstown Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William G. McKinnon see patients?
- Medicare's clinician data lists 2 practice locations, including Cooperstown, ND and Lakota, ND. Call before your visit to confirm the address.
- What is William G. McKinnon's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does William G. McKinnon accept Medicare assignment?
- Yes. Medicare's clinician data says William G. McKinnon 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 G. McKinnon?
- (701) 786-1700, as listed in official Medicare / NPI Registry data.
- What is William G. McKinnon's NPI number?
- 1881786218. 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 G. McKinnon works
Medicare's Facility Affiliation Data lists William G. McKinnon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cooperstown Medical CenterCooperstown, ND · Critical Access Hospital · CCN 351306
Practice locations
Addresses where William G. McKinnon is enrolled with Medicare (CMS data updated 2026-10-02).
- 107 12th St SCooperstown, ND 58425 (701) 786‑1700
- 117 2nd St WLakota, ND 58344 (701) 247‑2227
Group practices
Medicare enrollment lists William G. McKinnon as a member of this group (CMS data updated 2026-10-02).
- Cooperstown Medical Center13 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in North Dakota
Clinicians with the same Medicare primary specialty in North Dakota — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of North Dakota School Of Medicine |
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881786218 |
| 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