Quick answers
- Which hospitals does Richard Rivers work at?
- Medicare's official clinician data lists Richard Rivers at 5 hospitals: Fairview Regional Medical Center Authority, INTEGRIS Health Enid Hospital, O U Medical Center, St Mary's Regional Medical Center and Stillwater Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Richard Rivers see patients?
- Medicare's clinician data lists 1 practice location in Enid, OK. Call before your visit to confirm the address.
- What is Richard Rivers's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Richard Rivers accept Medicare assignment?
- Yes. Medicare's clinician data says Richard Rivers 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 Richard Rivers?
- (580) 233-5553, as listed in official Medicare / NPI Registry data.
- What is Richard Rivers's NPI number?
- 1609965136. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Richard Rivers works
Medicare's Facility Affiliation Data lists Richard Rivers at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Fairview Regional Medical Center AuthorityFairview, OK · Critical Access Hospital · CCN 371329
- INTEGRIS Health Enid HospitalEnid, OK · Acute Care Hospital · CCN 370016
- O U Medical CenterOklahoma City, OK · Acute Care Hospital · CCN 370093
- St Mary's Regional Medical CenterEnid, OK · Acute Care Hospital · CCN 370026
- Stillwater Medical CenterStillwater, OK · Acute Care Hospital · CCN 370049
Practice locations
Addresses where Richard Rivers is enrolled with Medicare (CMS data updated 2026-10-02).
- 3517 W Owen K Garriott Rd, 4 Family Physician AssociatesEnid, OK 73703 (580) 233‑5553
Group practices
Medicare enrollment lists Richard Rivers as a member of this group (CMS data updated 2026-10-02).
- St Marys Physician Associates LLC29 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Enid
Clinicians with the same Medicare primary specialty in Enid, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1609965136 |
| 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