| Mayo Clinic in Arizona | Scottsdale | Arizona | 85259 |
| The Medical Center of Aurora | Aurora | Colorado | 80012 |
| Boulder Community Hospital | Boulder | Colorado | 80301 |
| Penrose-Saint Francis Healthcare | Colorado Springs | Colorado | 80907 |
| Colorado Cancer Research Program CCOP | Denver | Colorado | 80224-2522 |
| Exempla Saint Joseph Hospital | Denver | Colorado | 80218 |
| Porter Adventist Hospital | Denver | Colorado | 80210 |
| Presbyterian - Saint Lukes Medical Center - Health One | Denver | Colorado | 80218 |
| Rose Medical Center | Denver | Colorado | 80220 |
| Saint Anthony Central Hospital | Denver | Colorado | 80204 |
| Swedish Medical Center | Englewood | Colorado | 80110 |
| Saint Mary's Hospital and Regional Medical Center | Grand Junction | Colorado | 81502 |
| North Colorado Medical Center | Greeley | Colorado | 80631 |
| Sky Ridge Medical Center | Lone Tree | Colorado | 80124 |
| Longmont United Hospital | Longmont | Colorado | 80501 |
| McKee Medical Center | Loveland | Colorado | 80539 |
| Saint Mary Corwin Medical Center | Pueblo | Colorado | 81004 |
| North Suburban Medical Center | Thornton | Colorado | 80229 |
| Exempla Lutheran Medical Center | Wheat Ridge | Colorado | 80033 |
| Mayo Clinic in Florida | Jacksonville | Florida | 32224-9980 |
| Saint Joseph Medical Center | Bloomington | Illinois | 61701 |
| Graham Hospital Association | Canton | Illinois | 61520 |
| Memorial Hospital | Carthage | Illinois | 62321 |
| Eureka Hospital | Eureka | Illinois | 61530 |
| Galesburg Clinic | Galesburg | Illinois | 61401 |
| Galesburg Cottage Hospital | Galesburg | Illinois | 61401 |
| Mason District Hospital | Havana | Illinois | 62644 |
| Mcdonough District Hospital | Macomb | Illinois | 61455 |
| Garneau, Stewart C MD (UIA Investigator) | Moline | Illinois | 61265 |
| Porubcin, Michael MD (UIA Investigator) | Moline | Illinois | 61265 |
| Sharis, Christine M MD (UIA Investigator) | Moline | Illinois | 61265 |
| Stoffel, Thomas J MD (UIA Investigator) | Moline | Illinois | 61265 |
| Holy Family Medical Center | Monmouth | Illinois | 61462 |
| Bromenn Regional Medical Center | Normal | Illinois | 61761 |
| Community Cancer Center Foundation | Normal | Illinois | 61761 |
| Illinois CancerCare-Ottawa Clinic | Ottawa | Illinois | 61350 |
| Ottawa Regional Hospital and Healthcare Center | Ottawa | Illinois | 61350 |
| Pekin Cancer Treatment Center | Pekin | Illinois | 61554 |
| Pekin Hospital | Pekin | Illinois | 61554 |
| Illinois CancerCare-Peoria | Peoria | Illinois | 61615 |
| Illinois Oncology Research Association CCOP | Peoria | Illinois | 61615 |
| Methodist Medical Center of Illinois | Peoria | Illinois | 61603 |
| OSF Saint Francis Medical Center | Peoria | Illinois | 61637 |
| Proctor Hospital | Peoria | Illinois | 61614 |
| Illinois Valley Hospital | Peru | Illinois | 61354 |
| Perry Memorial Hospital | Princeton | Illinois | 61356 |
| Saint Margaret's Hospital | Spring Valley | Illinois | 61362 |
| Saint Francis Hospital and Health Centers | Beech Grove | Indiana | 46107 |
| Elkhart General Hospital | Elkhart | Indiana | 46515 |
| Community Howard Regional Health | Kokomo | Indiana | 46904 |
| Indiana University Health La Porte Hospital | La Porte | Indiana | 46350 |
| Saint Joseph Regional Medical Center-Mishawaka | Mishawaka | Indiana | 46545-1470 |
| Reid Hospital and Health Care Services | Richmond | Indiana | 47374 |
| Memorial Hospital of South Bend | South Bend | Indiana | 46601 |
| Northern Indiana Cancer Research Consortium | South Bend | Indiana | 46601 |
| South Bend Clinic | South Bend | Indiana | 46617 |
| Constantinou, Costas L MD (UIA Investigator) | Bettendorf | Iowa | 52722 |
| Cedar Rapids Oncology Association | Cedar Rapids | Iowa | 52403 |
| Mercy Hospital | Cedar Rapids | Iowa | 52403 |
| Oncology Associates at Mercy Medical Center | Cedar Rapids | Iowa | 52403 |
| Medical Oncology and Hematology Associates-West Des Moines | Clive | Iowa | 50325 |
| Iowa Lutheran Hospital | Des Moines | Iowa | 50316 |
| Iowa Methodist Medical Center | Des Moines | Iowa | 50309 |
| Iowa Oncology Research Association CCOP | Des Moines | Iowa | 50309 |
| Medical Oncology and Hematology Associates | Des Moines | Iowa | 50314 |
| Medical Oncology and Hematology Associates-Des Moines | Des Moines | Iowa | 50309 |
| Mercy Capitol | Des Moines | Iowa | 50307 |
| Mercy Medical Center - Des Moines | Des Moines | Iowa | 50314 |
| Mercy Medical Center - North Iowa | Mason City | Iowa | 50401 |
| Mercy Medical Center-Sioux City | Sioux City | Iowa | 51104 |
| Saint Luke's Regional Medical Center | Sioux City | Iowa | 51104 |
| Siouxland Hematology Oncology Associates | Sioux City | Iowa | 51101 |
| Hospital District Sixth of Harper County | Anthony | Kansas | 67003 |
| Cancer Center of Kansas - Chanute | Chanute | Kansas | 66720 |
| Cancer Center of Kansas - Dodge City | Dodge City | Kansas | 67801 |
| Cancer Center of Kansas - El Dorado | El Dorado | Kansas | 67042 |
| Cancer Center of Kansas - Fort Scott | Fort Scott | Kansas | 66701 |
| Cancer Center of Kansas-Independence | Independence | Kansas | 67301 |
| Cancer Center of Kansas-Kingman | Kingman | Kansas | 67068 |
| Lawrence Memorial Hospital | Lawrence | Kansas | 66044 |
| Cancer Center of Kansas - Newton | Newton | Kansas | 67114 |
| Cancer Center of Kansas - Parsons | Parsons | Kansas | 67357 |
| Cancer Center of Kansas - Pratt | Pratt | Kansas | 67124 |
| Cancer Center of Kansas - Salina | Salina | Kansas | 67401 |
| Cancer Center of Kansas - Wellington | Wellington | Kansas | 67152 |
| Associates In Womens Health | Wichita | Kansas | 67208 |
| Cancer Center of Kansas - Main Office | Wichita | Kansas | 67214 |
| Cancer Center of Kansas-Wichita Medical Arts Tower | Wichita | Kansas | 67208 |
| Via Christi Regional Medical Center | Wichita | Kansas | 67214 |
| Wichita CCOP | Wichita | Kansas | 67214 |
| Cancer Center of Kansas - Winfield | Winfield | Kansas | 67156 |
| Bixby Medical Center | Adrian | Michigan | 49221 |
| Hickman Cancer Center | Adrian | Michigan | 49221 |
| Michigan Cancer Research Consortium Community Clinical Oncology Program | Ann Arbor | Michigan | 48106 |
| Saint Joseph Mercy Hospital | Ann Arbor | Michigan | 48106-0995 |
| Oakwood Hospital | Dearborn | Michigan | 48124 |
| Saint John Hospital and Medical Center | Detroit | Michigan | 48236 |
| Green Bay Oncology - Escanaba | Escanaba | Michigan | 49431 |
| Genesys Regional Medical Center-West Flint Campus | Flint | Michigan | 48532 |
| Hurley Medical Center | Flint | Michigan | 48502 |
| Green Bay Oncology - Iron Mountain | Iron Mountain | Michigan | 49801 |
| Allegiance Health | Jackson | Michigan | 49201 |
| Sparrow Hospital | Lansing | Michigan | 48912 |
| Saint Mary Mercy Hospital | Livonia | Michigan | 48154 |
| Community Cancer Center of Monroe | Monroe | Michigan | 48162 |
| Mercy Memorial Hospital | Monroe | Michigan | 48162 |
| Saint Joseph Mercy Oakland | Pontiac | Michigan | 48341-2985 |
| Saint Joseph Mercy Port Huron | Port Huron | Michigan | 48060 |
| Saint Mary's of Michigan | Saginaw | Michigan | 48601 |
| Lakeland Hospital | Saint Joseph | Michigan | 49085 |
| Saint John Macomb-Oakland Hospital | Warren | Michigan | 48093 |
| Sanford Clinic North-Bemidgi | Bemidji | Minnesota | 56601 |
| Fairview Ridges Hospital | Burnsville | Minnesota | 55337 |
| Mercy Hospital | Coon Rapids | Minnesota | 55433 |
| Essentia Health Duluth Clinic CCOP | Duluth | Minnesota | 55805 |
| Essentia Health Saint Mary's Medical Center | Duluth | Minnesota | 55805 |
| Miller-Dwan Hospital | Duluth | Minnesota | 55805 |
| Fairview-Southdale Hospital | Edina | Minnesota | 55435 |
| Unity Hospital | Fridley | Minnesota | 55432 |
| Hutchinson Area Health Care | Hutchinson | Minnesota | 55350 |
| Immanuel-Saint Joseph Hospital-Mayo Health System | Mankato | Minnesota | 56002 |
| Minnesota Oncology Hematology PA-Maplewood | Maplewood | Minnesota | 55109 |
| Saint John's Hospital - Healtheast | Maplewood | Minnesota | 55109 |
| Abbott-Northwestern Hospital | Minneapolis | Minnesota | 55407 |
| Hennepin County Medical Center | Minneapolis | Minnesota | 55415 |
| Virginia Piper Cancer Institute | Minneapolis | Minnesota | 55407 |
| North Memorial Medical Health Center | Robbinsdale | Minnesota | 55422 |
| Mayo Clinic | Rochester | Minnesota | 55905 |
| Metro-Minnesota CCOP | Saint Louis Park | Minnesota | 55416 |
| Park Nicollet Clinic - Saint Louis Park | Saint Louis Park | Minnesota | 55416 |
| Regions Hospital | Saint Paul | Minnesota | 55101 |
| United Hospital | Saint Paul | Minnesota | 55102 |
| Saint Francis Regional Medical Center | Shakopee | Minnesota | 55379 |
| Ridgeview Medical Center | Waconia | Minnesota | 55387 |
| Minnesota Oncology and Hematology PA-Woodbury | Woodbury | Minnesota | 55125 |
| Saint John's Hospital | Springfield | Missouri | 65804 |
| Center for Cancer Care and Research | St Louis | Missouri | 63141 |
| Missouri Baptist Medical Center | St Louis | Missouri | 63131 |
| Billings Clinic | Billings | Montana | 59107-7000 |
| Hematology-Oncology Centers of the Northern Rockies PC | Billings | Montana | 59102 |
| Montana Cancer Consortium CCOP | Billings | Montana | 59101 |
| Northern Rockies Radiation Oncology Center | Billings | Montana | 59101 |
| Saint Vincent Healthcare | Billings | Montana | 59101 |
| Bozeman Deaconess Cancer Center | Bozeman | Montana | 59715 |
| Saint James Community Hospital and Cancer Treatment Center | Butte | Montana | 59701 |
| Berdeaux, Donald MD (UIA Investigator) | Great Falls | Montana | 59405 |
| Great Falls Clinic | Great Falls | Montana | 59405 |
| Northern Montana Hospital | Havre | Montana | 59501 |
| Saint Peter's Community Hospital | Helena | Montana | 59601 |
| Glacier Oncology PLLC | Kalispell | Montana | 59901 |
| Kalispell Medical Oncology | Kalispell | Montana | 59901 |
| Kalispell Regional Medical Center | Kalispell | Montana | 59901 |
| Community Medical Hospital | Missoula | Montana | 59801 |
| Guardian Oncology and Center for Wellness | Missoula | Montana | 59804 |
| Montana Cancer Specialists | Missoula | Montana | 59802 |
| Saint Patrick Hospital - Community Hospital | Missoula | Montana | 59802 |
| Bismarck Cancer Center | Bismarck | North Dakota | 58501 |
| Mid Dakota Clinic | Bismarck | North Dakota | 58501 |
| Saint Alexius Medical Center | Bismarck | North Dakota | 58501 |
| Sanford Bismarck Medical Center | Bismarck | North Dakota | 58501 |
| Sanford Clinic North-Fargo | Fargo | North Dakota | 58122 |
| Sanford Medical Center-Fargo | Fargo | North Dakota | 58122 |
| Altru Cancer Center | Grand Forks | North Dakota | 58201 |
| Toledo Clinic Cancer Centers-Bowling Green | Bowling Green | Ohio | 43402 |
| North Coast Cancer Care-Clyde | Clyde | Ohio | 43410 |
| Dayton CCOP | Dayton | Ohio | 45420 |
| Good Samaritan Hospital - Dayton | Dayton | Ohio | 45406 |
| Grandview Hospital | Dayton | Ohio | 45405 |
| Miami Valley Hospital | Dayton | Ohio | 45409 |
| Samaritan North Health Center | Dayton | Ohio | 45415 |
| Hematology Oncology Center Incorporated | Elyria | Ohio | 44035 |
| Blanchard Valley Hospital | Findlay | Ohio | 45840 |
| Atrium Medical Center-Middletown Regional Hospital | Franklin | Ohio | 45005-1066 |
| Wayne Hospital | Greenville | Ohio | 45331 |
| Kettering Medical Center | Kettering | Ohio | 45429 |
| Lima Memorial Hospital | Lima | Ohio | 45804 |
| Saint Luke's Hospital | Maumee | Ohio | 43537 |
| Toledo Clinic Cancer Centers-Maumee | Maumee | Ohio | 43537-1839 |
| Toledo Radiation Oncology at Northwest Ohio Onocolgy Center | Maumee | Ohio | 43537 |
| Saint Charles Hospital | Oregon | Ohio | 43616 |
| Toledo Clinic Cancer Centers-Oregon | Oregon | Ohio | 43616 |
| North Coast Cancer Care | Sandusky | Ohio | 44870 |
| Flower Hospital | Sylvania | Ohio | 43560 |
| Mercy Hospital of Tiffin | Tiffin | Ohio | 44883 |
| Mercy Cancer Center at Saint Anne Mercy Hospital | Toledo | Ohio | 43623 |
| Saint Vincent Mercy Medical Center | Toledo | Ohio | 43608 |
| The Toledo Hospital/Toledo Children's Hospital | Toledo | Ohio | 43606 |
| Toledo Clinic Cancer Centers-Toledo | Toledo | Ohio | 43623 |
| Toledo Community Hospital Oncology Program CCOP | Toledo | Ohio | 43617 |
| University of Toledo | Toledo | Ohio | 43614 |
| Upper Valley Medical Center | Troy | Ohio | 45373 |
| Fulton County Health Center | Wauseon | Ohio | 43567 |
| Clinton Memorial Hospital | Wilmington | Ohio | 45177 |
| Greene Memorial Hospital | Xenia | Ohio | 45385 |
| Adventist Medical Center | Portland | Oregon | 97216 |
| Geisinger Medical Center | Danville | Pennsylvania | 17822-2001 |
| Geisinger Medical Center-Cancer Center Hazelton | Hazleton | Pennsylvania | 18201 |
| Geisinger Medical Group | State College | Pennsylvania | 16801 |
| Geisinger Wyoming Valley | Wilkes-Barre | Pennsylvania | 18711 |
| Fredericksburg Oncology Inc | Fredericksburg | Virginia | 22401 |
| Mayo Clinic Health System Eau Claire Hospital - Luther Campus | Eau Claire | Wisconsin | 54703 |
| Midelfort Clinic-Clairemont Campus | Eau Claire | Wisconsin | 54702 |
| Green Bay Oncology at Saint Vincent Hospital | Green Bay | Wisconsin | 54301-3526 |
| Green Bay Oncology Limited at Saint Mary's Hospital | Green Bay | Wisconsin | 54303 |
| Saint Mary's Hospital | Green Bay | Wisconsin | 54303 |
| Saint Vincent Hospital | Green Bay | Wisconsin | 54301 |
| Holy Family Memorial Hospital | Manitowoc | Wisconsin | 54221 |
| Bay Area Medical Center | Marinette | Wisconsin | 54143 |
| Green Bay Oncology - Oconto Falls | Oconto Falls | Wisconsin | 54154 |
| Green Bay Oncology - Sturgeon Bay | Sturgeon Bay | Wisconsin | 54235 |
| Welch Cancer Center | Sheridan | Wyoming | 82801 |