NPIMap

Organization Active NPI

Radiation Oncology Associates, LTD

  • Radiation Oncology Physician
  • Milwaukee, WI
National Provider Identifier
1932154754
Registry record updated Sep 8, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Radiation Oncology PhysicianTaxonomy code 2085R0001X
Legal business name
RADIATION ONCOLOGY ASSOCIATES, LTD
Practice address
2900 W Oklahoma Ave
Milwaukee, WI 53215-4330
Phone
(414) 649-6420
Fax
(414) 649-5309
NPI assigned
May 23, 2006
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Sep 8, 2026

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

Authorized official

Name
Amy Bock
Title
Administrator
Phone
(262) 241-5040

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Radiation Oncology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 2085R0001X Primary

Addresses

Primary practice location

2900 W Oklahoma Ave
Milwaukee, WI 53215-4330

Mailing address

11516 N Port Washington Rd Ste 107
Mequon, WI 53092-3478
Phone (262) 241-5040

Other practice location 1

36500 Aurora Dr
Summit, WI 53066-4899
Phone (262) 434-1800

Other practice location 2

945 N 12th St
Milwaukee, WI 53233-1305
Phone (414) 219-7140

Other practice location 3

1222 N 23rd St
Sheboygan, WI 53081-3171
Phone (920) 457-6800

Other practice location 4

7410 W Rawson Ave
Franklin, WI 53132-8274
Phone (414) 427-6230

Other practice location 5

3809 Spring St
Mount Pleasant, WI 53405-1667
Phone (262) 687-5000

Other practice location 6

5300 Memorial Dr
Two Rivers, WI 54241-3923
Phone (920) 793-7349

Other practice location 7

855 N Westhaven Dr
Oshkosh, WI 54904-7668
Phone (920) 456-7900

Other practice location 8

19333 W North Ave
Brookfield, WI 53045-4132
Phone (262) 780-4100

Other practice location 9

2845 Greenbrier Rd
Green Bay, WI 54311-6519
Phone (920) 288-4160

Other practice location 10

3003 University Dr
Marinette, WI 54143-4110
Phone (715) 735-8015

Other practice location 11

975 Port Washington Rd
Grafton, WI 53024-9201
Phone (262) 329-5120

Other practice location 12

8901 W Lincoln Ave
West Allis, WI 53227-2409
Phone (414) 328-6460

Other practice location 13

2700 W 9th Ave Ste 11
Oshkosh, WI 54904-7863
Phone (920) 831-8900

Other practice location 14

1506 S Oneida St
Appleton, WI 54915-1305
Phone (920) 831-8900

Other practice location 15

6811 118th Ave
Kenosha, WI 53142-8420
Phone (262) 857-5700

Other identifiers 1

IdentifierTypeStateIssuer
32741900MedicaidWI

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20050401000480 WI Part B Supplier - Clinic/Group Practice 7618924622 Receives reassigned benefits from 23 practitioners
Practice locations: Mount Pleasant, WI; West Allis, WI; Two Rivers, WI; Summit, WI; Sheboygan, WI; Oshkosh, WI; Milwaukee, WI; Appleton, WI…

National Provider Directory

National Provider Directory

Locations

10101 S 27th St
Franklin, WI 53132
Phone (414) 325-4700

6844 118TH Ave
Kenosha, WI 53142

11516 N Port Washington Rd
Ste 107
Mequon, WI 53092
Phone (262) 241-5040

5300 Memorial Dr
Ste 104
Two Rivers, WI 54241
Phone (920) 793-7349

1110 Oak St
Ste 1300
West Bend, WI 53095
Phone (262) 306-7850

Practitioners & affiliated clinicians

Practitioners 25

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

View all 25

NPI Registry JSON

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

{
    "created_epoch": "1148342400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1788825600000",
    "number": "1932154754",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11516 N PORT WASHINGTON RD STE 107",
            "city": "MEQUON",
            "state": "WI",
            "postal_code": "530923478",
            "telephone_number": "262-241-5040",
            "fax_number": "262-241-5261"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2900 W OKLAHOMA AVE",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532154330",
            "telephone_number": "414-649-6420",
            "fax_number": "414-649-5309"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "36500 Aurora Dr",
            "address_purpose": "LOCATION",
            "city": "Summit",
            "state": "WI",
            "postal_code": "530664899",
            "country_code": "US",
            "telephone_number": "262-434-1800",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "945 N 12th St",
            "address_purpose": "LOCATION",
            "city": "Milwaukee",
            "state": "WI",
            "postal_code": "532331305",
            "country_code": "US",
            "telephone_number": "414-219-7140",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1222 N 23rd St",
            "address_purpose": "LOCATION",
            "city": "Sheboygan",
            "state": "WI",
            "postal_code": "530813171",
            "country_code": "US",
            "telephone_number": "920-457-6800",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "7410 W Rawson Ave",
            "address_purpose": "LOCATION",
            "city": "Franklin",
            "state": "WI",
            "postal_code": "531328274",
            "country_code": "US",
            "telephone_number": "414-427-6230",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3809 Spring St",
            "address_purpose": "LOCATION",
            "city": "Mount Pleasant",
            "state": "WI",
            "postal_code": "534051667",
            "country_code": "US",
            "telephone_number": "262-687-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "5300 Memorial Dr",
            "address_purpose": "LOCATION",
            "city": "Two Rivers",
            "state": "WI",
            "postal_code": "542413923",
            "country_code": "US",
            "telephone_number": "920-793-7349",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "855 N Westhaven Dr",
            "address_purpose": "LOCATION",
            "city": "Oshkosh",
            "state": "WI",
            "postal_code": "549047668",
            "country_code": "US",
            "telephone_number": "920-456-7900",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "19333 W North Ave",
            "address_purpose": "LOCATION",
            "city": "Brookfield",
            "state": "WI",
            "postal_code": "530454132",
            "country_code": "US",
            "telephone_number": "262-780-4100",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2845 Greenbrier Rd",
            "address_purpose": "LOCATION",
            "city": "Green Bay",
            "state": "WI",
            "postal_code": "543116519",
            "country_code": "US",
            "telephone_number": "920-288-4160",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3003 University Dr",
            "address_purpose": "LOCATION",
            "city": "Marinette",
            "state": "WI",
            "postal_code": "541434110",
            "country_code": "US",
            "telephone_number": "715-735-8015",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "975 Port Washington Rd",
            "address_purpose": "LOCATION",
            "city": "Grafton",
            "state": "WI",
            "postal_code": "530249201",
            "country_code": "US",
            "telephone_number": "262-329-5120",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8901 W Lincoln Ave",
            "address_purpose": "LOCATION",
            "city": "West Allis",
            "state": "WI",
            "postal_code": "532272409",
            "country_code": "US",
            "telephone_number": "414-328-6460",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2700 W 9th Ave Ste 11",
            "address_purpose": "LOCATION",
            "city": "Oshkosh",
            "state": "WI",
            "postal_code": "549047863",
            "country_code": "US",
            "telephone_number": "920-831-8900",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1506 S Oneida St",
            "address_purpose": "LOCATION",
            "city": "Appleton",
            "state": "WI",
            "postal_code": "549151305",
            "country_code": "US",
            "telephone_number": "920-831-8900",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6811 118th Ave",
            "address_purpose": "LOCATION",
            "city": "Kenosha",
            "state": "WI",
            "postal_code": "531428420",
            "country_code": "US",
            "telephone_number": "262-857-5700",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "RADIATION ONCOLOGY ASSOCIATES, LTD",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-05-23",
        "last_updated": "2026-09-08",
        "certification_date": "2026-09-08",
        "status": "A",
        "authorized_official_last_name": "BOCK",
        "authorized_official_first_name": "AMY",
        "authorized_official_title_or_position": "ADMINISTRATOR",
        "authorized_official_telephone_number": "262-241-5040"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Radiology, Radiation Oncology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "32741900",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Milwaukee, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 8, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.