Quick answers
- Which hospitals does Gary A. Howell work at?
- Medicare's official clinician data lists Gary A. Howell at 5 hospitals: AdventHealth Sebring, AdventHealth Wesley Chapel, Adventhealth Zephyrhills, Cherokee Nation W W Hastings Indian Hospital and Saint Francis Hospital Muskogee. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gary A. Howell see patients?
- Medicare's clinician data lists 10 practice locations, including Talihina, OK, Tahlequah, OK and Claremore, OK. Call before your visit to confirm the address.
- What is Gary A. Howell's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Gary A. Howell accept Medicare assignment?
- Yes. Medicare's clinician data says Gary A. Howell 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 Gary A. Howell?
- (539) 316-6391, as listed in official Medicare / NPI Registry data.
- What is Gary A. Howell's NPI number?
- 1336126069. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gary A. Howell works
Medicare's Facility Affiliation Data lists Gary A. Howell at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AdventHealth SebringSebring, FL · Acute Care Hospital · CCN 100109
- AdventHealth Wesley ChapelWesley Chapel, FL · Acute Care Hospital · CCN 100319
- Adventhealth ZephyrhillsZephyrhills, FL · Acute Care Hospital · CCN 100046
- Cherokee Nation W W Hastings Indian HospitalTahlequah, OK · Acute Care Hospital · CCN 370171
- Saint Francis Hospital MuskogeeMuskogee, OK · Acute Care Hospital · CCN 370025
Practice locations
Addresses where Gary A. Howell is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 10; the Medicare profile lists all.
- 1 Choctaw WayTalihina, OK 74571 (539) 316‑6391
- 100 S Bliss AveTahlequah, OK 74464 (918) 458‑3100
- 101 S Moore AveClaremore, OK 74017 (539) 234‑1000
- 10321 N, Suite 2274Clinton, OK 73601 · Clinton Indian Health Center
- 10321 N 2274 RdClinton, OK 73601 · Clinton Indian Health Center (580) 331‑3410
Group practices
Medicare enrollment lists Gary A. Howell as a member of these groups (CMS data updated 2026-10-02).
- Florida Hospital Physician Group Inc979 clinicians in the group
- Cherokee Nation449 clinicians in the group
- Smi Imaging LLC384 clinicians in the group
- Creek Nation Hospital and Clinics365 clinicians in the group
- Simonmed Imaging Florida LLC317 clinicians in the group
- Choctaw Nation of Oklahoma267 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Talihina
Clinicians with the same Medicare primary specialty in Talihina, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Mississippi School Of Medicine |
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1336126069 |
| 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