Quick answers
- Which hospitals does Michael W. Carnahan work at?
- Medicare's official clinician data lists Michael W. Carnahan at 3 hospitals: Arbuckle Memorial Hospital Authority, Mercy Hospital Ardmore, Inc and O U Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael W. Carnahan see patients?
- Medicare's clinician data lists 3 practice locations, including Ardmore, OK. Call before your visit to confirm the address.
- What is Michael W. Carnahan's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Michael W. Carnahan accept Medicare assignment?
- Medicare's clinician data says Michael W. Carnahan may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Michael W. Carnahan?
- (580) 223-3411, as listed in official Medicare / NPI Registry data.
- What is Michael W. Carnahan's NPI number?
- 1871607903. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael W. Carnahan works
Medicare's Facility Affiliation Data lists Michael W. Carnahan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Arbuckle Memorial Hospital AuthoritySulphur, OK · Critical Access Hospital · CCN 371328
- Mercy Hospital Ardmore, IncArdmore, OK · Acute Care Hospital · CCN 370047
- O U Medical CenterOklahoma City, OK · Acute Care Hospital · CCN 370093
Practice locations
Addresses where Michael W. Carnahan is enrolled with Medicare (CMS data updated 2026-10-02).
- 1104 Walnut DrArdmore, OK 73401 (580) 223‑3411
- 1306 12th Ave NWArdmore, OK 73401 (580) 223‑6003
- 20 12th Ave NWArdmore, OK 73401
Group practices
Medicare enrollment lists Michael W. Carnahan as a member of these groups (CMS data updated 2026-10-02).
- Good Shepherd Community Clinic, Inc.19 clinicians in the group
- Family Practice Associates2 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Ardmore
Clinicians with the same Medicare primary specialty in Ardmore, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1871607903 |
| 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