Quick answers
- Which hospitals does Ryan E. Allen work at?
- Medicare's official clinician data lists Ryan E. Allen at 2 hospitals: Ascension St John Medical Center and St John Owasso. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ryan E. Allen see patients?
- Medicare's clinician data lists 4 practice locations, including Barnsdall, OK, Owasso, OK and Tulsa, OK. Call before your visit to confirm the address.
- What is Ryan E. Allen's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Ryan E. Allen accept Medicare assignment?
- Yes. Medicare's clinician data says Ryan E. Allen 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 Ryan E. Allen?
- (918) 847-2558, as listed in official Medicare / NPI Registry data.
- What is Ryan E. Allen's NPI number?
- 1942061700. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ryan E. Allen works
Medicare's Facility Affiliation Data lists Ryan E. Allen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension St John Medical CenterTulsa, OK · Acute Care Hospital · CCN 370114
- St John OwassoOwasso, OK · Acute Care Hospital · CCN 370227
Practice locations
Addresses where Ryan E. Allen is enrolled with Medicare (CMS data updated 2026-10-02).
- 112 N 5th StBarnsdall, OK 74002 (918) 847‑2558
- 13600 E 86th St N, Suite 100Owasso, OK 74055 (918) 272‑9313
- 1705 E 19th StTulsa, OK 74104
- 1923 S Utica AveTulsa, OK 74104 (918) 744‑2967
Group practices
Medicare enrollment lists Ryan E. Allen as a member of these groups (CMS data updated 2026-10-02).
- St. John Physicians, Inc.259 clinicians in the group
- Omni Medical Group Inc82 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Oklahoma
Clinicians with the same Medicare primary specialty in Oklahoma — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1942061700 |
| 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