Quick answers
- Which hospitals does Grant D. Roberts work at?
- Medicare's official clinician data lists Grant D. Roberts at 2 hospitals: Mercy Hospital Ardmore, 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 Grant D. Roberts see patients?
- Medicare's clinician data lists 4 practice locations, including Oklahoma City, OK. Call before your visit to confirm the address.
- What is Grant D. Roberts's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Grant D. Roberts accept Medicare assignment?
- Yes. Medicare's clinician data says Grant D. Roberts 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 Grant D. Roberts?
- (405) 272-7000, as listed in official Medicare / NPI Registry data.
- What is Grant D. Roberts's NPI number?
- 1336111483. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Grant D. Roberts works
Medicare's Facility Affiliation Data lists Grant D. Roberts at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital Ardmore, IncArdmore, OK · Acute Care Hospital · CCN 370047
- SSM Health St Anthony Hospital - Oklahoma CityOklahoma City, OK · Acute Care Hospital · CCN 370037
Practice locations
Addresses where Grant D. Roberts is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 N Lee AveOklahoma City, OK 73102 (405) 272‑7000
- 1110 N Lee AveOklahoma City, OK 73103
- 13401 N Western Ave, Suite 302Oklahoma City, OK 73114 (405) 272‑6685
- 608 NW 9th StOklahoma City, OK 73102
Group practices
Medicare enrollment lists Grant D. Roberts as a member of this group (CMS data updated 2026-10-02).
- Saints Medical Group, LLC435 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Oklahoma City
Clinicians with the same Medicare primary specialty in Oklahoma City, OK — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1336111483 |
| 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