Quick answers
- Which hospitals does Ryan O'Neill work at?
- Medicare's official clinician data lists Ryan O'Neill at 4 hospitals: Diley Ridge Medical Center, Mount Carmel Dublin, Mount Carmel East & West and Mount Carmel New Albany Surgical Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ryan O'Neill see patients?
- Medicare's clinician data lists 2 practice locations, including Columbus, OH and Canal Winchester, OH. Call before your visit to confirm the address.
- What is Ryan O'Neill's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Ryan O'Neill accept Medicare assignment?
- Yes. Medicare's clinician data says Ryan O'Neill 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 Ryan O'Neill?
- (614) 224-6420, as listed in official Medicare / NPI Registry data.
- What is Ryan O'Neill's NPI number?
- 1528646148. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ryan O'Neill works
Medicare's Facility Affiliation Data lists Ryan O'Neill at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Diley Ridge Medical CenterCanal Winchester, OH · Acute Care Hospital · CCN 360358
- Mount Carmel DublinDublin, OH · Acute Care Hospital · CCN 360375
- Mount Carmel East & WestColumbus, OH · Acute Care Hospital · CCN 360035
- Mount Carmel New Albany Surgical HospitalNew Albany, OH · Acute Care Hospital · CCN 360266
Practice locations
Addresses where Ryan O'Neill is enrolled with Medicare (CMS data updated 2026-10-02).
- 6001 E Broad StColumbus, OH 43213 (614) 224‑6420
- 7911 Diley RdCanal Winchester, OH 43110 (614) 838‑7911
Group practices
Medicare enrollment lists Ryan O'Neill as a member of this group (CMS data updated 2026-10-02).
- Emergency Services Inc.48 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Columbus
Clinicians with the same Medicare primary specialty in Columbus, OH — not a recommendation.
Clinician information
| Medical school | Ohio State University College Of Medicine |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1528646148 |
| 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