Quick answers
- Which hospitals does Tate T. Mason work at?
- Medicare's official clinician data lists Tate T. Mason at 5 hospitals: Great Plains Regional Medical Center, Integris Health Woodward Hospital, SSM Health St Anthony Hospital - Midwest, SSM Health St Anthony Hospital - Oklahoma City and Stillwater Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Tate T. Mason see patients?
- Medicare's clinician data lists 4 practice locations, including Stillwater, OK, Purcell, OK and Elk City, OK. Call before your visit to confirm the address.
- What is Tate T. Mason's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Tate T. Mason accept Medicare assignment?
- Yes. Medicare's clinician data says Tate T. Mason 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 Tate T. Mason?
- (405) 372-1480, as listed in official Medicare / NPI Registry data.
- What is Tate T. Mason's NPI number?
- 1225792690. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tate T. Mason works
Medicare's Facility Affiliation Data lists Tate T. Mason at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Great Plains Regional Medical CenterElk City, OK · Acute Care Hospital · CCN 370019
- Integris Health Woodward HospitalWoodward, OK · Acute Care Hospital · CCN 370002
- SSM Health St Anthony Hospital - MidwestMidwest City, OK · Acute Care Hospital · CCN 370094
- SSM Health St Anthony Hospital - Oklahoma CityOklahoma City, OK · Acute Care Hospital · CCN 370037
- Stillwater Medical CenterStillwater, OK · Acute Care Hospital · CCN 370049
Practice locations
Addresses where Tate T. Mason is enrolled with Medicare (CMS data updated 2026-10-02).
- 1323 NW 6th AveStillwater, OK 74074 (405) 372‑1480
- 1500 N Green AvePurcell, OK 73080 (405) 527‑6524
- 1819 W 3rd St, Great Plains Regional Medical CenterElk City, OK 73644 (580) 225‑2511
- 900 17th StWoodward, OK 73801 (580) 256‑5511
Group practices
Medicare enrollment lists Tate T. Mason as a member of these groups (CMS data updated 2026-10-02).
- Emergency Physicians of Mid-America PC82 clinicians in the group
- Emergency Services of Oklahoma PC66 clinicians in the group
- South Central Emergency Services, PC55 clinicians in the group
- Farmers Union Hospital Association42 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Stillwater
Clinicians with the same Medicare primary specialty in Stillwater, OK — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Oklahoma State University College Of Osteopathic Medicine |
| Graduation year | 2023 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225792690 |
| 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