Tra Thi Thanh Bui, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

15-03275 Issued in KS

Practice address

Marshfield Clinic
1000 N Oak Avenue
Marshfield, WI 54449

Phone

(715) 387-5511

NPI assigned

Jun 11, 2017

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in NE, WI, KS3 enrollments

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 3

Specialty

Physician Assistant

Education

Other, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

MCHS Hospitals IncGroup PAC ID 5698071173, 1,195 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Marshfield Medical Center Hospital, Marshfield, WI, CCN 520037
• Marshfield Medical Center - Eau Claire Hospital, Eau Claire, WI, CCN 520210

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: tbui201847@direct.nebraskamed.com

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.

• MCHS Hospitals Inc

  • Clinic/Center
  • Marshfield, WI
  • NPI 1093221434
  Medicare reassignment Care Compare group
• Beaver Dam Community Hospitals Inc

  • Clinic/Center
  • Beaver Dam, WI
  • NPI 1972188555
  Medicare reassignment NPD
• Lakeview Medical Center Inc of Rice Lake

  • Clinic/Center
  • Rice Lake, WI
  • NPI 1093201832
  Medicare reassignment NPD
• Marshfield Clinic Inc

  • Clinic/Center
  • Marshfield, WI
  • NPI 1952347981
  Medicare reassignment NPD
• Memorial Hospital Inc

  • Critical Access Hospital
  • Neillsville, WI
  • NPI 1346239373
  Medicare reassignment NPD
• Twin Rivers Urgent Care LLC

  • Family Medicine Physician
  • Grand Island, NE
  • NPI 1639248560
  Medicare reassignment NPD
• Flambeau Hospital Inc

  • Clinic/Center
  • Park Falls, WI
  • NPI 1194317966
  Medicare reassignment
• Cotton-O'Neil Clinic Revocable Trust

  • Internal Medicine Physician
  • Topeka, KS
  • NPI 1811944457
  Medicare reassignment
• North Platte Nebraska Hospital Corporation

  • General Acute Care Hospital
  • North Platte, NE
  • NPI 1700855533
  Medicare reassignment
• Flambeau Hospital Inc

  • Critical Access Hospital
  • Park Falls, WI
  • NPI 1700963048
  NPD
• MCHS Hospitals Inc

  • Clinic/Center
  • Marshfield, WI
  • NPI 1427642255
  NPD
• MCHS Hospitals Inc

  • Durable Medical Equipment & Medical Supplies
  • Eau Claire, WI
  • NPI 1558230847
  NPD

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

• MCHS Hospitals Inc

  • Rural Acute Care Hospital
  • Marshfield, WI
  • NPI 1942749387
  Care Compare affiliation
• MCHS Hospitals Inc

  • General Acute Care Hospital
  • Eau Claire, WI
  • NPI 1952809816
  Care Compare affiliation

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

{
    "created_epoch": "1497139200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781654400000",
    "number": "1306375449",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 N OAK AVE",
            "city": "MARSHFIELD",
            "state": "WI",
            "postal_code": "544495703",
            "telephone_number": "715-387-5511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "MARSHFIELD CLINIC",
            "address_2": "1000 N OAK AVENUE",
            "city": "MARSHFIELD",
            "state": "WI",
            "postal_code": "54449",
            "telephone_number": "715-387-5511"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "929 SW Mulvane St",
            "address_purpose": "LOCATION",
            "city": "Topeka",
            "state": "KS",
            "postal_code": "666061677",
            "country_code": "US",
            "telephone_number": "785-270-4100",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1500 SW 10th Ave",
            "address_purpose": "LOCATION",
            "city": "Topeka",
            "state": "KS",
            "postal_code": "666041301",
            "country_code": "US",
            "telephone_number": "785-354-6000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "601 W Leota St",
            "address_purpose": "LOCATION",
            "city": "North Platte",
            "state": "NE",
            "postal_code": "691016525",
            "country_code": "US",
            "telephone_number": "308-568-8000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BUI",
        "first_name": "TRA",
        "middle_name": "THI THANH",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-06-11",
        "last_updated": "2026-06-17",
        "certification_date": "2026-06-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "WI",
            "license": "8256",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "KS",
            "license": "15-03275",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "him@marshfieldclinichealthsystem.cernerdirect.com",
            "affiliation": "N",
            "address_1": "Marshfield Clinic",
            "address_2": "1000 N Oak Avenue",
            "city": "Marshfield",
            "state": "WI",
            "country_code": "US",
            "postal_code": "54449",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Leah A Buchman
• Gerald Bucholtz, MD
• Aaron D Buck, CRNA
• Kamilla J Buddemeier, MD
• Lindsey Budke
• Jolanda Burnett, ABOC
• Kerry A Burnside, P.T.
• Olivia N Burris, APNP
• Raquel Tanya Buser, MD
• David Alan Bushee

• Physician Assistant in Marshfield, WI
• Providers in Marshfield, WI by specialty
• Physician Assistant in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 17, 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.