Individual provider Active NPI

Troy Nelson Tenbrunsel, MD

  • Diagnostic Radiology Physician
  • Madison, WI
National Provider Identifier
1013478635
Registry record updated Mar 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
75354-20 Issued in WI
Practice address
Uw Hospitals & Clinics 600 Highland Road
Madison, WI 53792-0001
Phone
(608) 263-6400
NPI assigned
Mar 27, 2019
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 17, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Nuclear Imaging & Therapy Physician 207UN0902X 75354-20 WI
Diagnostic Radiology Physician 2085R0202X 75354-20 WI Primary

Addresses

Primary practice location

Uw Hospitals & Clinics 600 Highland Road
Madison, WI 53792-0001

Mailing address

7974 Uw Health CT
Middleton, WI 53562-5531

Other practice location 1

St. Mary Mercy Hospital
36475 Five Mile Road
Livonia, MI 48154-4815
Phone (734) 655-2704

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
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 1

Enrollment IDStateProvider typePAC IDDetails
I20230721002571 WI Practitioner - Diagnostic Radiology 1052642360 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Wayne State University School of Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Group Health Cooperative of South Central WisconsinGroup PAC ID 3870489586, 233 clinicians
Richland HospitalGroup PAC ID 7618861618, 69 clinicians
University of Wisconsin Medical Foundation IncGroup PAC ID 6608785464, 2,537 clinicians
University of Wisconsin System Non PayrollGroup PAC ID 9133024888, 111 clinicians
Fort Healthcare IncGroup PAC ID 0840189718, 159 clinicians

Practice addresses (Care Compare)

1705 Hoffman St
Madison, WI 53704-2510
Phone (608) 441-3220

3051 Cahill Main
Fitchburg, WI 53711-7109
Phone (608) 661-7200

333 E 2ND St
Richland Center, WI 53581-1914
Phone (608) 647-6321

5249 E Terrace Dr
Madison, WI 53718-8339
Phone (608) 222-9777

600 Highland Ave
Madison, WI 53792-0001
Phone (608) 263-8328

611 E Sherman Ave
Fort Atkinson, WI 53538-1960
Phone (920) 568-5000

675 W Washington Ave
Madison, WI 53703-2637
Phone (608) 257-9700

8202 Excelsior Dr
Madison, WI 53717-1906
Phone (608) 831-1766

Hospital & facility affiliations

  • Unitypoint Health - Meriter Hospital, Madison, WI, CCN 520089
  • University of Wi Hospitals & Clinics Authority Hospital, Madison, WI, CCN 520098
  • Fort Memorial Hospital Hospital, Fort Atkinson, WI, CCN 520071
  • Mile Bluff Medical Center Hospital, Mauston, WI, CCN 520109
  • Richland Hospital Hospital, Richland Center, WI, CCN 521341

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
75354-20WIMDNuclear Imaging & Therapy Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Richland Hospital CurrentSince Feb 28, 2025 Accepting new patients
Richland Hospital CurrentSince Feb 28, 2025 Accepting new patients
University of Wisconsin System Non Payroll CurrentSince Jul 1, 2024 Accepting new patients
Group Health Cooperative of South Central Wisconsin CurrentSince Jul 1, 2024 Accepting new patients
University of Wisconsin System Non Payroll CurrentSince Jul 1, 2024 Accepting new patients
Aspirus Eagle River Hospital & Clinics, Inc. Current Accepting new patients
Fort Healthcare Inc Current Accepting new patients
Fort Healthcare, Inc. CurrentSince Jul 1, 2024 Accepting new patients
St Luke'S Methodist Hospital Current Accepting new patients
Fort Healthcare Inc CurrentSince Jul 1, 2024 Accepting new patients
University of Wisconsin Medical Foundation, Inc CurrentSince Jul 1, 2024 Accepting new patients
University of Wisconsin Medical Foundation, Inc CurrentSince Jul 1, 2024 Accepting new patients

Locations

29980 Network Pl
Chicago, IL 60673

201 Hospital Rd
Eagle River, WI 54521
Phone (715) 477-3000

611 Sherman Ave E
Fort Atkinson, WI 53538
Phone (920) 563-6667

402 W Lake St
Friendship, WI 53934
Phone (608) 339-3331

1000 Mineral Point Ave
Janesville, WI 53548
Phone (608) 261-6868

600 Highland Ave
Madison, WI 53792
Phone (608) 263-0325

8202 Excelsior Dr
Madison, WI 53717
Phone (608) 831-1766

6001 Research Park Blvd
Madison, WI 53719
Phone (608) 232-3171

601 S Center Ave
Merrill, WI 54452
Phone (715) 536-5511

7974 Uw Health Ct
Middleton, WI 53562
Phone (608) 829-5270

2817 New Pinery Rd
Portage, WI 53901
Phone (608) 745-4598

2251 N Shore Dr
Ste 100
Rhinelander, WI 54501
Phone (715) 361-2074

333 E 2nd St
Richland Ctr, WI 53581
Phone (608) 647-6161

240 Maple St
Woodruff, WI 54568
Phone (715) 356-8000

Interoperability endpoints

  • FHIR API: https://fhir-myrecord.cerner.com/r4/8F7ruIta-JA7ecm4ommy-Q50dF1FkFe4/
  • Direct secure messaging: ttenbrunsel746237@direct.unitypoint.org

Organizations & group practices 12

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.

Hospital & facility affiliations 8

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

NPI Registry JSON

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

{
    "created_epoch": "1553644800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773705600000",
    "number": "1013478635",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7974 UW HEALTH CT",
            "city": "MIDDLETON",
            "state": "WI",
            "postal_code": "535625531"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "UW HOSPITALS & CLINICS 600 HIGHLAND ROAD",
            "city": "MADISON",
            "state": "WI",
            "postal_code": "537920001",
            "telephone_number": "608-263-6400"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "St. Mary Mercy Hospital",
            "address_2": "36475 Five Mile Road",
            "address_purpose": "LOCATION",
            "city": "Livonia",
            "state": "MI",
            "postal_code": "481544815",
            "country_code": "US",
            "telephone_number": "734-655-2704",
            "fax_number": "734-655-2911",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TENBRUNSEL",
        "first_name": "TROY",
        "middle_name": "NELSON",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-27",
        "last_updated": "2026-03-17",
        "certification_date": "2026-03-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207UN0902X",
            "taxonomy_group": "",
            "desc": "Nuclear Medicine, Nuclear Imaging & Therapy",
            "state": "WI",
            "license": "75354-20",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "WI",
            "license": "75354-20",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Madison, WI

Sources for this page

Verify at the official NPI Registry.