James N McMullen, P.A

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA01452 Issued in TX

Practice address

300 University Blvd
Round Rock, TX 78665-1032

Phone

(512) 509-0100

NPI assigned

Mar 29, 2007

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

Other identifiers 2

Medicare fee-for-service enrollment

Enrolled in TX

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

University of Texas Medical Branch at Galveston, 1995

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Harbor Health Medical GroupGroup PAC ID 8921482597, 46 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

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

• Harbor Health Medical Group

  • Family Medicine Physician
  • Austin, TX
  • NPI 1396486619
  Medicare reassignment Care Compare group
• Scott & White Clinic

  • Internal Medicine Physician
  • Temple, TX
  • NPI 1093779704
  Medicare reassignment
• Seton Family of Doctors

  • Neurological Surgery Physician
  • Kyle, TX
  • NPI 1730412388
  NPD (past)

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

{
    "created_epoch": "1175126400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787875200000",
    "number": "1295854008",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 844658",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752844658",
            "telephone_number": "800-994-0371"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 UNIVERSITY BLVD",
            "city": "ROUND ROCK",
            "state": "TX",
            "postal_code": "786651032",
            "telephone_number": "512-509-0100"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCMULLEN",
        "first_name": "JAMES",
        "middle_name": "N",
        "credential": "P.A",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-03-29",
        "last_updated": "2026-08-28",
        "certification_date": "2026-08-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "TX",
            "license": "PA01452",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "328452302",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "328452301",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Kelsey Kristine McKenna, IBCLC
• Heather Nicole McKeown, COTA
• Melanie Louise McKinley, PA-C
• Larry Ray McKinney, CRNA
• Olga McMahan
• Rebecca McMurtry, AA-C
• Patrick William McNair, M.D.
• Meenal McNary, DDS
• Catherine Carter McNeese, MD
• Patricia Diane McNeil, PMHNP

• Physician Assistant in Round Rock, TX
• Providers in Round Rock, TX by specialty
• Physician Assistant in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 28, 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.