Quick answers
- Which hospitals does Gary D. Riggs work at?
- Medicare's official clinician data lists Gary D. Riggs at 2 hospitals: INTEGRIS Baptist Medical Center, Inc and SSM Health St Anthony Hospital - Oklahoma City. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gary D. Riggs see patients?
- Medicare's clinician data lists 3 practice locations, including Oklahoma City, OK and Midwest City, OK. Call before your visit to confirm the address.
- What is Gary D. Riggs's specialty?
- Medicare lists Hospitalist as the primary specialty, and also Internal Medicine.
- Does Gary D. Riggs accept Medicare assignment?
- Yes. Medicare's clinician data says Gary D. Riggs 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 D. Riggs?
- (405) 272-4978, as listed in official Medicare / NPI Registry data.
- What is Gary D. Riggs's NPI number?
- 1902821085. 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 D. Riggs works
Medicare's Facility Affiliation Data lists Gary D. Riggs at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- INTEGRIS Baptist Medical Center, IncOklahoma City, OK · Acute Care Hospital · CCN 370028
- SSM Health St Anthony Hospital - Oklahoma CityOklahoma City, OK · Acute Care Hospital · CCN 370037
Practice locations
Addresses where Gary D. Riggs is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 N Lee AveOklahoma City, OK 73102 (405) 272‑4978
- 2825 Parklawn DrMidwest City, OK 73110 (405) 272‑4978
- 3300 NW ExpresswayOklahoma City, OK 73112 (405) 949‑3141
Group practices
Medicare enrollment lists Gary D. Riggs as a member of these groups (CMS data updated 2026-10-02).
- INTEGRIS Ambulatory Care Corporation685 clinicians in the group
- Metro Physicians LLC56 clinicians in the group
Specialties
- Hospitalistprimary
- Internal Medicinealso
Other hospitalists in Oklahoma City
Clinicians with the same Medicare primary specialty in Oklahoma City, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902821085 |
| 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