Quick answers
- Which hospitals does Mark A. Sheaman work at?
- Medicare's official clinician data lists Mark A. Sheaman at 1 hospital: Mercy Hospital Ardmore, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark A. Sheaman see patients?
- Medicare's clinician data lists 2 practice locations, including Ardmore, OK and Edmond, OK. Call before your visit to confirm the address.
- What is Mark A. Sheaman's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Mark A. Sheaman accept Medicare assignment?
- Yes. Medicare's clinician data says Mark A. Sheaman 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 Mark A. Sheaman?
- (580) 226-7587, as listed in official Medicare / NPI Registry data.
- What is Mark A. Sheaman's NPI number?
- 1417911181. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark A. Sheaman works
Medicare's Facility Affiliation Data lists Mark A. Sheaman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital Ardmore, IncArdmore, OK · Acute Care Hospital · CCN 370047
Practice locations
Addresses where Mark A. Sheaman is enrolled with Medicare (CMS data updated 2026-10-02).
- 2419 N Commerce St, Suite BArdmore, OK 73401 (580) 226‑7587
- 941 W I 35 Frontage Rd, Suite 164Edmond, OK 73034 (405) 285‑2994
Group practices
Medicare enrollment lists Mark A. Sheaman as a member of these groups (CMS data updated 2026-10-02).
- Ortho Plus LLC5 clinicians in the group
- Ardmore Ortho Plus, LLC2 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Ardmore
Clinicians with the same Medicare primary specialty in Ardmore, OK — not a recommendation.
Clinician information
| Graduation year | 1984 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1417911181 |
| 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