Quick answers
- Which hospitals does Robert McArthur work at?
- Medicare's official clinician data lists Robert McArthur at 1 hospital: Chickasaw Nation Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert McArthur see patients?
- Medicare's clinician data lists 2 practice locations, including Ada, OK and Oklahoma City, OK. Call before your visit to confirm the address.
- What is Robert McArthur's specialty?
- Medicare lists Rheumatology as the primary specialty.
- Does Robert McArthur accept Medicare assignment?
- Yes. Medicare's clinician data says Robert McArthur 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 Robert McArthur?
- (580) 436-3980, as listed in official Medicare / NPI Registry data.
- What is Robert McArthur's NPI number?
- 1508864877. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert McArthur works
Medicare's Facility Affiliation Data lists Robert McArthur at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Chickasaw Nation Medical CenterAda, OK · Acute Care Hospital · CCN 370180
Practice locations
Addresses where Robert McArthur is enrolled with Medicare (CMS data updated 2026-10-02).
- 1921 Stonecipher DrAda, OK 74820 (580) 436‑3980
- 6516 N Olie Ave, Suite GOklahoma City, OK 73116 (405) 608‑8060
Group practices
Medicare enrollment lists Robert McArthur as a member of these groups (CMS data updated 2026-10-02).
- Chickasaw Nation Division of Health Chickasaw Nation Medical Center240 clinicians in the group
- Heritage Health Services LLC15 clinicians in the group
Specialties
- Rheumatologyprimary
Other rheumatologists in Oklahoma
Clinicians with the same Medicare primary specialty in Oklahoma — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1508864877 |
| 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