Mark Alan Sheaman, PAC

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA484 Issued in OK

Practice address

2002 12TH Ave NW
Suite B
Ardmore, OK 73401-1206

Phone

(580) 223-4795

Fax

(580) 223-5184

NPI assigned

Apr 12, 2006

Last updated

Jul 13, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in OK

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 1984

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Ortho Plus LLCGroup PAC ID 1052610524, 5 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mercy Hospital Ardmore, Inc Hospital, Ardmore, OK, CCN 370047

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/13205/brand/1/csg/1/fhir/r4
• Direct secure messaging: mark.sheaman.1@13205.direct.athenahealth.com

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Ortho Plus, LLC

  • Sports Medicine (Orthopaedic Surgery) Physician
  • Edmond, OK
  • NPI 1962861625
  Medicare reassignment Care Compare group
• Ortho Plus Holdings LLC

  • Sports Medicine (Orthopaedic Surgery) Physician
  • Oklahoma City, OK
  • NPI 1548620529
  Medicare reassignment NPD
• Ardmore Ortho Plus, LLC

  • Orthopaedic Surgery Physician
  • Ardmore, OK
  • NPI 1821975764
  Medicare reassignment
• Southern Oklahoma Multiple Services Inc P C

  dba Bone & Joint Clinic of Southern Oklahoma

  • Orthopaedic Surgery Physician
  • Ardmore, OK
  • NPI 1376656546
  Medicare reassignment
• Ortho Plus LLC

  • Sports Medicine (Orthopaedic Surgery) Physician
  • Ardmore, OK
  • NPI 1477223451
  NPD
• Summit Medical Center

  • General Acute Care Hospital
  • Edmond, OK
  • NPI 1356574560
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Mercy Hospital Ardmore, Inc.

  • General Acute Care Hospital
  • Ardmore, OK
  • NPI 1386741635
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1144800000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1417911181",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2002 12TH AVE NW",
            "address_2": "SUITE B",
            "city": "ARDMORE",
            "state": "OK",
            "postal_code": "734011206",
            "telephone_number": "580-223-4795",
            "fax_number": "580-223-5184"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2002 12TH AVE NW",
            "address_2": "SUITE B",
            "city": "ARDMORE",
            "state": "OK",
            "postal_code": "734011206",
            "telephone_number": "580-223-4795",
            "fax_number": "580-223-5184"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SHEAMAN",
        "first_name": "MARK",
        "middle_name": "ALAN",
        "credential": "PAC",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-12",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "OK",
            "license": "PA484",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Mahmoud Shadi, M.D.
• Rachel Shaffer
• Bhavin C Shah, MD
• Bryan Eliot Shapiro, M.D.
• Ramsey Shaw, COTA/L
• Carson Shearer, D.O.
• Alissa G Shelby
• Natosha Shelton
• Tausha Zann Shelton, ARNP-CNP
• Nathaniel Leif Shepard

• Physician Assistant in Ardmore, OK
• Providers in Ardmore, OK by specialty
• Physician Assistant in Oklahoma

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.