Quick answers
- Which hospitals does John C. O'Connor work at?
- Medicare's official clinician data lists John C. O'Connor at 5 hospitals: Hardin Memorial Hospital, Mary Rutan Hospital, Memorial Hospital, Mercy Health St Ritas Medical Center and Ohio State University State Health System. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John C. O'Connor see patients?
- Medicare's clinician data lists 2 practice locations, including Bellefontaine, OH. Call before your visit to confirm the address.
- What is John C. O'Connor's specialty?
- Medicare lists Family Practice as the primary specialty, and also Emergency Medicine.
- Does John C. O'Connor accept Medicare assignment?
- Yes. Medicare's clinician data says John C. O'Connor 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 C. O'Connor?
- (937) 592-4015, as listed in official Medicare / NPI Registry data.
- What is John C. O'Connor's NPI number?
- 1184600512. 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 C. O'Connor works
Medicare's Facility Affiliation Data lists John C. O'Connor at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hardin Memorial HospitalKenton, OH · Critical Access Hospital · CCN 361315
- Mary Rutan HospitalBellefontaine, OH · Acute Care Hospital · CCN 360197
- Memorial HospitalMarysville, OH · Acute Care Hospital · CCN 360092
- Mercy Health St Ritas Medical CenterLima, OH · Acute Care Hospital · CCN 360066
- Ohio State University State Health SystemColumbus, OH · Acute Care Hospital · CCN 360085
Practice locations
Addresses where John C. O'Connor is enrolled with Medicare (CMS data updated 2026-10-02).
- 205 Palmer AveBellefontaine, OH 43311 (937) 592‑4015
- 2211 Timber TrlBellefontaine, OH 43311 (937) 592‑3808
Group practices
Medicare enrollment lists John C. O'Connor as a member of these groups (CMS data updated 2026-10-02).
- Emergency Professional Services, Inc.121 clinicians in the group
- Maple Leaf Family and Sports Medicine, LLC4 clinicians in the group
Specialties
- Family Practiceprimary
- Emergency Medicinealso
Other family doctors in Bellefontaine
Clinicians with the same Medicare primary specialty in Bellefontaine, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Toledo College Of Medicine |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1184600512 |
| 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