Ayhan A Zia, MD

Primary specialty

Cardiovascular Disease PhysicianTaxonomy code 207RC0000X

License

R6236 Issued in AR

Practice address

1500 Dodson Ave Ste 60
Fort Smith, AR 72901-5182

Phone

(479) 709-7325

Fax

(479) 709-7335

NPI assigned

Sep 21, 2006

Last updated

Apr 9, 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 2

Addresses

Other identifiers 2

Medicare fee-for-service enrollment

Enrolled in AR, WI2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 2

Specialty

Cardiovascular Disease (Cardiology)

Education

Other, 1994

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Mercy Health System CorporationGroup PAC ID 7416860440, 749 clinicians

Baptist Health ServicesGroup PAC ID 0648514133, 103 clinicians

South Arkansas Physician Group LLCGroup PAC ID 4486002151, 4 clinicians

Mercy Clinic Fort Smith CommunitiesGroup PAC ID 3870668510, shared by 4 NPIs, 361 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mercy Hospital Fort Smith Hospital, Fort Smith, AR, CCN 040062
• Baptist Health - Fort Smith Hospital, Fort Smith, AR, CCN 040055
• Mercy Health System Corp Hospital, Janesville, WI, CCN 520066
• Mercy Hospital Paris Hospital, Paris, AR, CCN 041300
• Mena Regional Health System Hospital, Mena, AR, CCN 041334

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

CMS’s directory marks this NPI as on an HHS exclusion list; no matching OIG record was found. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations (25 of 26)

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.

• Baptist Health Services

  dba Baptist Health Foot and Ankle Clinic-Fort Smith

  • Foot & Ankle Surgery Podiatrist
  • Fort Smith, AR
  • NPI 1922587690
  Medicare reassignment Care Compare group NPD
• South Arkansas Physician Group LLC

  • Family Medicine Physician
  • El Dorado, AR
  • NPI 1285325969

  Internal Medicine

  Medicare reassignment Care Compare group NPD
• Mercy Health System Corporation

  dba MHS Physician Services

  • Multi-Specialty Clinic/Center
  • Janesville, WI
  • NPI 1598718603
  Medicare reassignment Care Compare group NPD
• Mercy Clinic Fort Smith Communities

  • Medical Specialty Clinic/Center
  • Fort Smith, AR
  • NPI 1023346202
  Medicare reassignment NPD
• Mercy Clinic Fort Smith Communities

  • Multi-Specialty Clinic/Center
  • Fort Smith, AR
  • NPI 1902073620
  Medicare reassignment NPD
• Ascension Medical Group-Southeast Wisconsin Inc

  dba Ascension Medical Group

  • Internal Medicine Physician
  • Glendale, WI
  • NPI 1609881077
  Medicare reassignment NPD
• Thedacare, Incorporated

  dba ThedaCare Physicians

  • Family Medicine Physician
  • New London, WI
  • NPI 1376656959
  Medicare reassignment NPD
• Baptist Health Services

  • Family Medicine Physician
  • Fort Smith, AR
  • NPI 1750856043

  Internal Medicine

  NPD
• Mercy Clinic Fort Smith Communities

  • Endocrinology, Diabetes & Metabolism Physician
  • Fort Smith, AR
  • NPI 1790258002
  NPD
• Mercy Clinic Pittsburg LLC

  • Internal Medicine Physician
  • Pittsburg, KS
  • NPI 1912751884
  NPD
• Mercy Health System Corporation

  dba Mercy Walworth Hospital and Medical Center

  • Critical Access Hospital
  • Lake Geneva, WI
  • NPI 1699728550
  NPD
• Salina Regional Health Center Inc

  dba Salina Regional Pain Clinic

  • Pain Medicine (Anesthesiology) Physician
  • Salina, KS
  • NPI 1356203715
  NPD

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

• Baptist Health Regional Hospitals

  dba Baptist Health - Fort Smith

  • General Acute Care Hospital
  • Fort Smith, AR
  • NPI 1710463146
  Care Compare affiliation
• Mena Hospital Commission

  dba Mena Regional Health System

  • Critical Access Hospital
  • Mena, AR
  • NPI 1861449639
  Care Compare affiliation
• Mercy Hospital Fort Smith

  • General Acute Care Hospital
  • Fort Smith, AR
  • NPI 1568433480
  Care Compare affiliation
• Mercy Hospital Paris

  • Critical Access Hospital
  • Paris, AR
  • NPI 1760453633
  Care Compare affiliation
• Mercy Health System Corporation

  dba Mercy Hospital Janesville

  • General Acute Care Hospital
  • Janesville, WI
  • NPI 1093768962
  Care Compare affiliation

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

{
    "created_epoch": "1158796800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775692800000",
    "number": "1275632713",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11001 EXECUTIVE CENTER DR STE 200",
            "city": "LITTLE ROCK",
            "state": "AR",
            "postal_code": "722114393",
            "telephone_number": "479-709-7325",
            "fax_number": "479-709-7335"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 DODSON AVE STE 60",
            "city": "FORT SMITH",
            "state": "AR",
            "postal_code": "729015182",
            "telephone_number": "479-709-7325",
            "fax_number": "479-709-7335"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZIA",
        "first_name": "AYHAN",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-09-21",
        "last_updated": "2026-04-09",
        "certification_date": "2026-04-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "AR",
            "license": "R6236",
            "primary": true
        },
        {
            "code": "207RI0011X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Interventional Cardiology",
            "state": "FL",
            "license": "ME129859",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS BLUE SHIELD",
            "identifier": "AZ727530",
            "state": "AZ"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "EVERCARE",
            "identifier": "89-00483",
            "state": "AZ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Roya Zarepour, APN
• Holley Zarlingo, LPC
• Tracey Leigh Zeiner, OTD, OTR/L
• Jack Zepeda, MD, MPH
• Zhi Zheng, DMD
• Aubrey Ziegler, M.D.
• Leslie Thompson Ziegler, M.D.
• Timothy Zimmerman, MD
• Andrea Zindler, LMSW
• Bonnie Zirbel, MHPP

• Cardiovascular Disease Physician in Fort Smith, AR
• Providers in Fort Smith, AR by specialty
• Cardiovascular Disease Physician in Arkansas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 9, 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.