Institutions
| Institution | Type | NCI Code | City | State Sort descending | Status | Level | SWOG Inst # | E Inst # | DM Inst # |
|---|---|---|---|---|---|---|---|---|---|
| Aspirus Regional Cancer Center | NCORP | WI028 | Wausau | WI | Active | 2 | 31894 | 31888 | 31888 |
| Marshfield Medical Center - Minocqua | NCORP | WI009 | Minocqua | WI | Active | 3 | 26026 | 26020 | 26010 |
| Ascension St. Michael's Hospital | NCORP | WI176 | Stevens Point | WI | Active | 3 | 26025 | 31894 | 31888 |
| ThedaCare Cancer Care - New London | NCORP | WI205 | New London | WI | Active | 3 | 32632 | 31809 | 26010 |
| St. Vincent Hospital Cancer Center Green Bay | NCORP | WI027 | Green Bay | WI | Active | 2 | 26037 | 31888 | 31888 |
| Duluth Clinic Ashland | NCORP | WI112 | Ashland | WI | Active | 3 | 24505 | 24503 | 24502 |
| Ascension All Saints Hospital | NCORP | WI061 | Racine | WI | Active | 2 | 31889 | 31888 | 31888 |
| Camden-Clark Memorial Hospital | Affiliate | WV023 | Parkersburg | WV | Inactive | 2 | 10171 | 301 | |
| Welch Cancer Center | NCORP | WY004 | Sheridan | WY | Active | 2 | 11187 | 10891 | 10891 |
| Billings Clinic-Cody | NCORP | WY019 | Cody | WY | Active | 3 | 22540 | 11039 | 10891 |
| Memorial Hospital of Sweetwater County | Affiliate | WY020 | Rock Springs | WY | Active | 2 | 31777 | 2501 | |
| Cheyenne Regional Medical Center-West | NCORP | WY011 | Cheyenne | WY | Active | 2 | 31510 | 31507 | 31507 |