Quick answers
- Which hospitals does David E. Abernethy work at?
- Medicare's official clinician data lists David E. Abernethy at 5 hospitals: Mercy Hospital Ada, Mercy Hospital Ardmore, Inc, Mercy Hospital Oklahoma City, Inc, Oklahoma Heart Hospital South, LLC and Oklahoma Heart Hospital, LLC. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David E. Abernethy see patients?
- Medicare's clinician data lists 2 practice locations, including Oklahoma City, OK. Call before your visit to confirm the address.
- What is David E. Abernethy's specialty?
- Medicare lists Hospitalist as the primary specialty, and also Internal Medicine.
- Does David E. Abernethy accept Medicare assignment?
- Yes. Medicare's clinician data says David E. Abernethy 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 David E. Abernethy?
- (405) 936-5455, as listed in official Medicare / NPI Registry data.
- What is David E. Abernethy's NPI number?
- 1811194749. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David E. Abernethy works
Medicare's Facility Affiliation Data lists David E. Abernethy at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital AdaAda, OK · Acute Care Hospital · CCN 370020
- Mercy Hospital Ardmore, IncArdmore, OK · Acute Care Hospital · CCN 370047
- Mercy Hospital Oklahoma City, IncOklahoma City, OK · Acute Care Hospital · CCN 370013
- Oklahoma Heart Hospital South, LLCOklahoma City, OK · Acute Care Hospital · CCN 370234
- Oklahoma Heart Hospital, LLCOklahoma City, OK · Acute Care Hospital · CCN 370215
Practice locations
Addresses where David E. Abernethy is enrolled with Medicare (CMS data updated 2026-10-02).
- 4300 McAuley BlvdOklahoma City, OK 73120 (405) 936‑5455
- 4300 W Memorial RdOklahoma City, OK 73120 (405) 755‑1515
Group practices
Medicare enrollment lists David E. Abernethy as a member of this group (CMS data updated 2026-10-02).
- Mercy Clinic Oklahoma Communities649 clinicians in the group
Specialties
- Hospitalistprimary
- Internal Medicinealso
Other hospitalists in Oklahoma City
Clinicians with the same Medicare primary specialty in Oklahoma City, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811194749 |
| 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