Quick answers
- Which hospitals does Gary Ritten work at?
- Medicare's official clinician data lists Gary Ritten at 2 hospitals: Olean General Hospital and UH Regional Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gary Ritten see patients?
- Medicare's clinician data lists 5 practice locations, including Chardon, OH, Conneaut, OH and Dunkirk, NY. Call before your visit to confirm the address.
- What is Gary Ritten's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Gary Ritten accept Medicare assignment?
- Yes. Medicare's clinician data says Gary Ritten 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 Gary Ritten?
- (216) 383-0100, as listed in official Medicare / NPI Registry data.
- What is Gary Ritten's NPI number?
- 1437211307. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gary Ritten works
Medicare's Facility Affiliation Data lists Gary Ritten at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Olean General HospitalOlean, NY · Acute Care Hospital · CCN 330103
- UH Regional HospitalsChardon, OH · Acute Care Hospital · CCN 360075
Practice locations
Addresses where Gary Ritten is enrolled with Medicare (CMS data updated 2026-10-02).
- 13207 Ravenna RdChardon, OH 44024 (216) 383‑0100
- 13207 Ravenna Rd, Suite 1Chardon, OH 44024 (216) 383‑0100
- 13207 Ravenna Rd HChardon, OH 44024 (216) 383‑0100
- 158 W Main RdConneaut, OH 44030
- 3898 Vineyard DrDunkirk, NY 14048 (716) 710‑8266
Group practices
Medicare enrollment lists Gary Ritten as a member of these groups (CMS data updated 2026-10-02).
- University Primary Care Practices Inc1,079 clinicians in the group
- General Physician PC501 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Chardon
Clinicians with the same Medicare primary specialty in Chardon, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Wayne State University School Of Medicine |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1437211307 |
| 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