Quick answers
- Which hospitals does Mary E. Hefley work at?
- Medicare's official clinician data lists Mary E. Hefley at 1 hospital: Cherokee Nation W W Hastings Indian Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mary E. Hefley see patients?
- Medicare's clinician data lists 2 practice locations, including Tahlequah, OK and Claremore, OK. Call before your visit to confirm the address.
- What is Mary E. Hefley's specialty?
- Medicare lists Qualified Audiologist as the primary specialty.
- Does Mary E. Hefley accept Medicare assignment?
- Yes. Medicare's clinician data says Mary E. Hefley 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 Mary E. Hefley?
- (918) 458-3100, as listed in official Medicare / NPI Registry data.
- What is Mary E. Hefley's NPI number?
- 1417536798. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mary E. Hefley works
Medicare's Facility Affiliation Data lists Mary E. Hefley at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cherokee Nation W W Hastings Indian HospitalTahlequah, OK · Acute Care Hospital · CCN 370171
Practice locations
Addresses where Mary E. Hefley is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 S Bliss AveTahlequah, OK 74464 (918) 458‑3100
- 101 S Moore AveClaremore, OK 74017 (539) 234‑1000
Group practices
Medicare enrollment lists Mary E. Hefley as a member of this group (CMS data updated 2026-10-02).
- Cherokee Nation449 clinicians in the group
Specialties
- Qualified Audiologistprimary
Other audiologists in Tahlequah
Clinicians with the same Medicare primary specialty in Tahlequah, OK — not a recommendation.
Clinician information
| Credential | AU |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1417536798 |
| 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