Quick answers
- Which hospitals does Aaron G. St Vrain work at?
- Medicare's official clinician data lists Aaron G. St Vrain at 1 hospital: INTEGRIS Miami Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Aaron G. St Vrain see patients?
- Medicare's clinician data lists 4 practice locations, including Grove, OK, Galena, KS and Miami, OK. Call before your visit to confirm the address.
- What is Aaron G. St Vrain's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Aaron G. St Vrain accept Medicare assignment?
- Yes. Medicare's clinician data says Aaron G. St Vrain 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 Aaron G. St Vrain?
- (918) 787-3434, as listed in official Medicare / NPI Registry data.
- What is Aaron G. St Vrain's NPI number?
- 1265412704. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Aaron G. St Vrain works
Medicare's Facility Affiliation Data lists Aaron G. St Vrain at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- INTEGRIS Miami HospitalMiami, OK · Acute Care Hospital · CCN 370004
Practice locations
Addresses where Aaron G. St Vrain is enrolled with Medicare (CMS data updated 2026-10-02).
- 1001 E 18th StGrove, OK 74344 (918) 787‑3434
- 1619, K66Galena, KS 66739 (620) 783‑1732
- 200 2nd Ave SWMiami, OK 74354 (918) 540‑7113
- 444 Four States Dr, Suite 2Galena, KS 66739 (620) 783‑4000
Group practices
Medicare enrollment lists Aaron G. St Vrain as a member of this group (CMS data updated 2026-10-02).
- Four States Anesthesia Services LLC31 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Oklahoma →
Other nurse anesthetists in Grove
Clinicians with the same Medicare primary specialty in Grove, OK — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265412704 |
| 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