| Alaska Breast Care and Surgery LLC | Anchorage | Alaska | 99508 | - |
| Alaska Oncology and Hematology LLC | Anchorage | Alaska | 99508 | - |
| Alaska Regional Hospital | Anchorage | Alaska | 99508 | - |
| Alaska Women's Cancer Care | Anchorage | Alaska | 99508 | - |
| Anchorage Oncology Centre | Anchorage | Alaska | 99508 | - |
| Anchorage Radiation Therapy Center | Anchorage | Alaska | 99504 | - |
| Katmai Oncology Group | Anchorage | Alaska | 99508 | - |
| Providence Alaska Medical Center | Anchorage | Alaska | 99508 | - |
| Saint Joseph's Hospital and Medical Center | Phoenix | Arizona | 85013 | - |
| University of Arizona Cancer Center at Saint Joseph's | Phoenix | Arizona | 85004 | - |
| CHI Saint Vincent Cancer Center Hot Springs | Hot Springs | Arkansas | 71913 | - |
| Kaiser Permanente-Anaheim | Anaheim | California | 92806 | - |
| Sutter Auburn Faith Hospital | Auburn | California | 95602 | - |
| Sutter Cancer Centers Radiation Oncology Services-Auburn | Auburn | California | 95603 | - |
| Kaiser Permanente-Baldwin Park | Baldwin Park | California | 91706 | - |
| Kaiser Permanente-Bellflower | Bellflower | California | 90706 | - |
| Alta Bates Summit Medical Center-Herrick Campus | Berkeley | California | 94704 | - |
| Providence Saint Joseph Medical Center/Disney Family Cancer Center | Burbank | California | 91505 | - |
| Mills-Peninsula Medical Center | Burlingame | California | 94010 | - |
| Sutter Cancer Centers Radiation Oncology Services-Cameron Park | Cameron Park | California | 95682 | - |
| Eden Hospital Medical Center | Castro Valley | California | 94546 | - |
| Sutter Davis Hospital | Davis | California | 95616 | - |
| Kaiser Permanente-Fontana | Fontana | California | 92335 | - |
| Kaiser Permanente - Harbor City | Harbor City | California | 90710 | - |
| Kaiser Permanente-Irvine | Irvine | California | 92618 | - |
| Kaiser Permanente Los Angeles Medical Center | Los Angeles | California | 90027 | - |
| Kaiser Permanente-Cadillac | Los Angeles | California | 90034 | - |
| Memorial Medical Center | Modesto | California | 95355 | - |
| Palo Alto Medical Foundation-Camino Division | Mountain View | California | 94040 | - |
| Palo Alto Medical Foundation-Gynecologic Oncology | Mountain View | California | 94040 | - |
| Sutter Cancer Research Consortium | Novato | California | 94945 | - |
| Palo Alto Medical Foundation Health Care | Palo Alto | California | 94301 | - |
| Kaiser Permanente - Panorama City | Panorama City | California | 91402 | - |
| Kaiser Permanente-Riverside | Riverside | California | 92505 | - |
| Sutter Cancer Centers Radiation Oncology Services-Roseville | Roseville | California | 95661 | - |
| Sutter Roseville Medical Center | Roseville | California | 95661 | - |
| Sutter Medical Center Sacramento | Sacramento | California | 95816 | - |
| Kaiser Permanente-San Diego Mission | San Diego | California | 92108 | - |
| Kaiser Permanente-San Diego Zion | San Diego | California | 92120 | - |
| California Pacific Medical Center-Pacific Campus | San Francisco | California | 94115 | - |
| Kaiser Permanente-San Marcos | San Marcos | California | 92078 | - |
| Palo Alto Medical Foundation-Santa Cruz | Santa Cruz | California | 95065 | - |
| Sutter Pacific Medical Foundation | Santa Rosa | California | 95403 | - |
| Palo Alto Medical Foundation-Sunnyvale | Sunnyvale | California | 94086 | - |
| Sutter Cancer Centers Radiation Oncology Services-Vacaville | Vacaville | California | 95687 | - |
| Sutter Solano Medical Center/Cancer Center | Vallejo | California | 94589 | - |
| Kaiser Permanente-Woodland Hills | Woodland Hills | California | 91367 | - |
| University of Florida Health Science Center - Gainesville | Gainesville | Florida | 32610 | - |
| Northside Hospital | Atlanta | Georgia | 30342 | - |
| Northside Hospital-Forsyth | Cumming | Georgia | 30041 | - |
| Northeast Georgia Medical Center-Gainesville | Gainesville | Georgia | 30501 | - |
| Hawaii Oncology Inc-Pali Momi | ‘Aiea | Hawaii | 96701 | - |
| Pali Momi Medical Center | ‘Aiea | Hawaii | 96701 | - |
| The Cancer Center of Hawaii-Pali Momi | ‘Aiea | Hawaii | 96701 | - |
| Hawaii Cancer Care Inc-Liliha | Honolulu | Hawaii | 96817 | - |
| Hawaii Cancer Care Inc-POB II | Honolulu | Hawaii | 96813 | - |
| Hawaii Oncology Inc-Kuakini | Honolulu | Hawaii | 96817 | - |
| Hawaii Oncology Inc-POB I | Honolulu | Hawaii | 96813 | - |
| Island Urology | Honolulu | Hawaii | 96813 | - |
| Kapiolani Medical Center for Women and Children | Honolulu | Hawaii | 96826 | - |
| Kuakini Medical Center | Honolulu | Hawaii | 96817 | - |
| Queen's Medical Center | Honolulu | Hawaii | 96813 | - |
| Straub Clinic and Hospital | Honolulu | Hawaii | 96813 | - |
| The Cancer Center of Hawaii-Liliha | Honolulu | Hawaii | 96817 | - |
| University of Hawaii Cancer Center | Honolulu | Hawaii | 96813 | - |
| Wilcox Memorial Hospital and Kauai Medical Clinic | Lihue | Hawaii | 96766 | - |
| Saint Luke's Mountain States Tumor Institute | Boise | Idaho | 83712 | - |
| Kootenai Medical Center | Coeur d'Alene | Idaho | 83814 | - |
| Saint Luke's Mountain States Tumor Institute - Fruitland | Fruitland | Idaho | 83619 | - |
| Saint Luke's Mountain States Tumor Institute - Meridian | Meridian | Idaho | 83642 | - |
| Saint Luke's Mountain States Tumor Institute - Nampa | Nampa | Idaho | 83686 | - |
| Kootenai Cancer Center | Post Falls | Idaho | 83854 | - |
| Kootenai Cancer Clinic | Sandpoint | Idaho | 83864 | - |
| Saint Luke's Mountain States Tumor Institute-Twin Falls | Twin Falls | Idaho | 83301 | - |
| Rush - Copley Medical Center | Aurora | Illinois | 60504 | - |
| Illinois CancerCare-Bloomington | Bloomington | Illinois | 61704 | - |
| Saint Joseph Medical Center | Bloomington | Illinois | 61701 | - |
| Illinois CancerCare-Canton | Canton | Illinois | 61520 | - |
| Memorial Hospital of Carbondale | Carbondale | Illinois | 62902 | - |
| Illinois CancerCare-Carthage | Carthage | Illinois | 62321 | - |
| Centralia Oncology Clinic | Centralia | Illinois | 62801 | - |
| Northwestern University | Chicago | Illinois | 60611 | - |
| Rush University Medical Center | Chicago | Illinois | 60612 | - |
| Carle on Vermilion | Danville | Illinois | 61832 | - |
| Cancer Care Specialists of Illinois - Decatur | Decatur | Illinois | 62526 | - |
| Decatur Memorial Hospital | Decatur | Illinois | 62526 | - |
| Carle Physician Group-Effingham | Effingham | Illinois | 62401 | - |
| Crossroads Cancer Center | Effingham | Illinois | 62401 | - |
| Illinois CancerCare-Eureka | Eureka | Illinois | 61530 | - |
| Illinois CancerCare-Galesburg | Galesburg | Illinois | 61401 | - |
| Western Illinois Cancer Treatment Center | Galesburg | Illinois | 61401 | - |
| Sudarshan K Sharma MD Limited-Gynecologic Oncology | Hinsdale | Illinois | 60521 | - |
| Illinois CancerCare-Kewanee Clinic | Kewanee | Illinois | 61443 | - |
| Illinois CancerCare-Macomb | Macomb | Illinois | 61455 | - |
| Carle Physician Group-Mattoon/Charleston | Mattoon | Illinois | 61938 | - |
| Good Samaritan Regional Health Center | Mount Vernon | Illinois | 62864 | - |
| Illinois CancerCare-Ottawa Clinic | Ottawa | Illinois | 61350 | - |
| Radiation Oncology of Northern Illinois | Ottawa | Illinois | 61350 | - |
| Illinois CancerCare-Pekin | Pekin | Illinois | 61554 | - |
| OSF Saint Francis Radiation Oncology at Pekin Cancer Treatment Center | Pekin | Illinois | 61554 | - |
| Illinois CancerCare-Peoria | Peoria | Illinois | 61615 | - |
| Methodist Medical Center of Illinois | Peoria | Illinois | 61636 | - |
| OSF Saint Francis Medical Center | Peoria | Illinois | 61637 | - |
| OSF Saint Francis Radiation Oncology at Peoria Cancer Center | Peoria | Illinois | 61615 | - |
| Illinois CancerCare-Peru | Peru | Illinois | 61354 | - |
| Valley Radiation Oncology | Peru | Illinois | 61354 | - |
| Illinois CancerCare-Princeton | Princeton | Illinois | 61356 | - |
| Central Illinois Hematology Oncology Center | Springfield | Illinois | 62702 | - |
| Memorial Medical Center | Springfield | Illinois | 62781 | - |
| Southern Illinois University School of Medicine | Springfield | Illinois | 62702 | - |
| Springfield Clinic | Springfield | Illinois | 62702 | - |
| Cancer Care Specialists of Illinois-Swansea | Swansea | Illinois | 62226 | - |
| Carle Cancer Center | Urbana | Illinois | 61801 | - |
| The Carle Foundation Hospital | Urbana | Illinois | 61801 | - |
| Northwestern Medicine Cancer Center Warrenville | Warrenville | Illinois | 60555 | - |
| Rush-Copley Healthcare Center | Yorkville | Illinois | 60560 | - |
| Indiana University/Melvin and Bren Simon Cancer Center | Indianapolis | Indiana | 46202 | - |
| Saint Vincent Hospital and Health Care Center | Indianapolis | Indiana | 46260 | - |
| Franciscan Saint Anthony Health-Michigan City | Michigan City | Indiana | 46360 | - |
| Woodland Cancer Care Center | Michigan City | Indiana | 46360 | - |
| Reid Health | Richmond | Indiana | 47374 | - |
| Mary Greeley Medical Center | Ames | Iowa | 50010 | - |
| McFarland Clinic PC - Ames | Ames | Iowa | 50010 | - |
| McFarland Clinic PC-Boone | Boone | Iowa | 50036 | - |
| Medical Oncology and Hematology Associates-West Des Moines | Clive | Iowa | 50325 | - |
| Mercy Cancer Center-West Lakes | Clive | Iowa | 50325 | - |
| Alegent Health Mercy Hospital | Council Bluffs | Iowa | 51503 | - |
| Greater Regional Medical Center | Creston | Iowa | 50801 | - |
| Medical Oncology and Hematology Associates-Laurel | Des Moines | Iowa | 50314 | - |
| Mercy Medical Center - Des Moines | Des Moines | Iowa | 50314 | - |
| McFarland Clinic PC-Trinity Cancer Center | Fort Dodge | Iowa | 50501 | - |
| University of Iowa/Holden Comprehensive Cancer Center | Iowa City | Iowa | 52242 | - |
| McFarland Clinic PC-Jefferson | Jefferson | Iowa | 50129 | - |
| McFarland Clinic PC-Marshalltown | Marshalltown | Iowa | 50158 | - |
| Mercy Medical Center-West Lakes | West Des Moines | Iowa | 50266 | - |
| 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-Liberal | Liberal | Kansas | 67905 | - |
| 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 - Wichita | Wichita | Kansas | 67214 | - |
| Cancer Center of Kansas-Wichita Medical Arts Tower | Wichita | Kansas | 67208 | - |
| Via Christi Regional Medical Center | Wichita | Kansas | 67214 | - |
| Cancer Center of Kansas - Winfield | Winfield | Kansas | 67156 | - |
| Flaget Memorial Hospital | Bardstown | Kentucky | 40004 | - |
| Commonwealth Cancer Center-Corbin | Corbin | Kentucky | 40701 | - |
| Oncology Hematology Care Inc-Crestview | Crestview Hills | Kentucky | 41017 | - |
| Saint Joseph Hospital East | Lexington | Kentucky | 40509 | - |
| Saint Joseph Radiation Oncology Resource Center | Lexington | Kentucky | 40504 | - |
| Jewish Hospital | Louisville | Kentucky | 40202 | - |
| Jewish Hospital Medical Center Northeast | Louisville | Kentucky | 40245 | - |
| Saints Mary and Elizabeth Hospital | Louisville | Kentucky | 40215 | - |
| Jewish Hospital Medical Center South | Shepherdsville | Kentucky | 40165 | - |
| Woman's Hospital | Baton Rouge | Louisiana | 70817 | - |
| Maine Medical Center- Scarborough Campus | Scarborough | Maine | 04074 | - |
| Johns Hopkins University/Sidney Kimmel Cancer Center | Baltimore | Maryland | 21287 | - |
| Brigham and Women's Hospital | Boston | Massachusetts | 02115 | - |
| Dana-Farber Cancer Institute | Boston | Massachusetts | 02215 | - |
| Bronson Battle Creek | Battle Creek | Michigan | 49017 | - |
| Wayne State University/Karmanos Cancer Institute | Detroit | Michigan | 48201 | - |
| Weisberg Cancer Treatment Center | Farmington Hills | Michigan | 48334 | - |
| Mercy Health Saint Mary's | Grand Rapids | Michigan | 49503 | - |
| Spectrum Health at Butterworth Campus | Grand Rapids | Michigan | 49503 | - |
| Borgess Medical Center | Kalamazoo | Michigan | 49048 | - |
| Bronson Methodist Hospital | Kalamazoo | Michigan | 49007 | - |
| West Michigan Cancer Center | Kalamazoo | Michigan | 49007 | - |
| Mercy Health Mercy Campus | Muskegon | Michigan | 49444 | - |
| Lakeland Hospital Niles | Niles | Michigan | 49120 | - |
| Spectrum Health Reed City Hospital | Reed City | Michigan | 49677 | - |
| Lakeland Medical Center Saint Joseph | Saint Joseph | Michigan | 49085 | - |
| Marie Yeager Cancer Center | Saint Joseph | Michigan | 49085 | - |
| Munson Medical Center | Traverse City | Michigan | 49684 | - |
| Sanford Joe Lueken Cancer Center | Bemidji | Minnesota | 56601 | - |
| Fairview Ridges Hospital | Burnsville | Minnesota | 55337 | - |
| Mercy Hospital | Coon Rapids | Minnesota | 55433 | - |
| Fairview-Southdale Hospital | Edina | Minnesota | 55435 | - |
| Unity Hospital | Fridley | Minnesota | 55432 | - |
| Minnesota Oncology Hematology PA-Maplewood | Maplewood | Minnesota | 55109 | - |
| Saint John's Hospital - Healtheast | Maplewood | Minnesota | 55109 | - |
| Abbott-Northwestern Hospital | Minneapolis | Minnesota | 55407 | - |
| Health Partners Inc | Minneapolis | Minnesota | 55454 | - |
| Hennepin County Medical Center | Minneapolis | Minnesota | 55415 | - |
| New Ulm Medical Center | New Ulm | Minnesota | 56073 | - |
| North Memorial Medical Health Center | Robbinsdale | Minnesota | 55422 | - |
| 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 | - |
| Lakeview Hospital | Stillwater | Minnesota | 55082 | - |
| Ridgeview Medical Center | Waconia | Minnesota | 55387 | - |
| Rice Memorial Hospital | Willmar | Minnesota | 56201 | - |
| Minnesota Oncology Hematology PA-Woodbury | Woodbury | Minnesota | 55125 | - |
| Central Care Cancer Center - Bolivar | Bolivar | Missouri | 65613 | - |
| Parkland Health Center-Bonne Terre | Bonne Terre | Missouri | 63628 | - |
| Cox Cancer Center Branson | Branson | Missouri | 65616 | - |
| Saint Francis Medical Center | Cape Girardeau | Missouri | 63703 | - |
| Southeast Cancer Center | Cape Girardeau | Missouri | 63703 | - |
| Capital Region Southwest Campus | Jefferson City | Missouri | 65109 | - |
| Freeman Health System | Joplin | Missouri | 64804 | - |
| Mercy Hospital Joplin | Joplin | Missouri | 64804 | - |
| Delbert Day Cancer Institute at PCRMC | Rolla | Missouri | 65401 | - |
| Mercy Clinic-Rolla-Cancer and Hematology | Rolla | Missouri | 65401 | - |
| Sainte Genevieve County Memorial Hospital | Sainte Genevieve | Missouri | 63670 | - |
| CoxHealth South Hospital | Springfield | Missouri | 65807 | - |
| Mercy Hospital Springfield | Springfield | Missouri | 65804 | - |
| Mercy Hospital Saint Louis | St Louis | Missouri | 63141 | - |
| Missouri Baptist Medical Center | St Louis | Missouri | 63131 | - |
| Saint Louis Cancer and Breast Institute-South City | St Louis | Missouri | 63109 | - |
| Missouri Baptist Sullivan Hospital | Sullivan | Missouri | 63080 | - |
| Missouri Baptist Outpatient Center-Sunset Hills | Sunset Hills | Missouri | 63127 | - |
| Billings Clinic Cancer Center | Billings | Montana | 59101 | - |
| Saint Vincent Healthcare | Billings | Montana | 59101 | - |
| Bozeman Deaconess Hospital | Bozeman | Montana | 59715 | - |
| Saint James Community Hospital and Cancer Treatment Center | Butte | Montana | 59701 | - |
| Benefis Healthcare- Sletten Cancer Institute | Great Falls | Montana | 59405 | - |
| Saint Peter's Community Hospital | Helena | Montana | 59601 | - |
| Kalispell Regional Medical Center | Kalispell | Montana | 59901 | - |
| Community Medical Hospital | Missoula | Montana | 59804 | - |
| Saint Patrick Hospital - Community Hospital | Missoula | Montana | 59802 | - |
| CHI Health Saint Francis | Grand Island | Nebraska | 68803 | - |
| CHI Health Good Samaritan | Kearney | Nebraska | 68847 | - |
| Heartland Hematology and Oncology | Kearney | Nebraska | 68845 | - |
| Saint Elizabeth Regional Medical Center | Lincoln | Nebraska | 68510 | - |
| Alegent Health Bergan Mercy Medical Center | Omaha | Nebraska | 68124 | - |
| Alegent Health Immanuel Medical Center | Omaha | Nebraska | 68122 | - |
| Alegent Health Lakeside Hospital | Omaha | Nebraska | 68130 | - |
| Creighton University Medical Center | Omaha | Nebraska | 68131 | - |
| Hematology and Oncology Consultants PC | Omaha | Nebraska | 68122 | - |
| Nebraska Methodist Hospital | Omaha | Nebraska | 68114 | - |
| Midlands Community Hospital | Papillion | Nebraska | 68046 | - |
| Women's Cancer Center of Nevada | Las Vegas | Nevada | 89169 | - |
| Southwest Gynecologic Oncology Associates Inc | Albuquerque | New Mexico | 87106 | - |
| University of New Mexico Cancer Center | Albuquerque | New Mexico | 87102 | - |
| Women's Cancer Care Associates LLC | Albany | New York | 12208 | - |
| Sampson Radiation Oncology | Clinton | North Carolina | 28328 | - |
| Southeastern Medical Oncology Center-Clinton | Clinton | North Carolina | 28328 | - |
| Southeastern Medical Oncology Center-Goldsboro | Goldsboro | North Carolina | 27534 | - |
| Wayne Memorial Hospital | Goldsboro | North Carolina | 27534 | - |
| Wayne Radiation Oncology | Goldsboro | North Carolina | 27534 | - |
| Onslow Memorial Hospital | Jacksonville | North Carolina | 28546 | - |
| Southeastern Medical Oncology Center-Jacksonville | Jacksonville | North Carolina | 28546 | - |
| Southeastern Medical Oncology Center-Wilson | Wilson | North Carolina | 27893 | - |
| Sanford Bismarck Medical Center | Bismarck | North Dakota | 58501 | - |
| Sanford Broadway Medical Center | Fargo | North Dakota | 58122 | - |
| Sanford Clinic North-Fargo | Fargo | North Dakota | 58122 | - |
| Sanford Roger Maris Cancer Center | Fargo | North Dakota | 58122 | - |
| UHHS-Chagrin Highlands Medical Center | Beachwood | Ohio | 44122 | - |
| Strecker Cancer Center-Belpre | Belpre | Ohio | 45714 | - |
| Miami Valley Hospital South | Centerville | Ohio | 45459 | - |
| Adena Regional Medical Center | Chillicothe | Ohio | 45601 | - |
| Bethesda North Hospital | Cincinnati | Ohio | 45242 | - |
| Good Samaritan Hospital - Cincinnati | Cincinnati | Ohio | 45220 | - |
| Oncology Hematology Care Inc - Anderson | Cincinnati | Ohio | 45230 | - |
| Oncology Hematology Care Inc-Blue Ash | Cincinnati | Ohio | 45242 | - |
| Oncology Hematology Care Inc-Eden Park | Cincinnati | Ohio | 45202 | - |
| Oncology Hematology Care Inc-Kenwood | Cincinnati | Ohio | 45236 | - |
| Oncology Hematology Care Inc-Mercy West | Cincinnati | Ohio | 45211 | - |
| TriHealth Cancer Institute-Anderson | Cincinnati | Ohio | 45255 | - |
| TriHealth Cancer Institute-Westside | Cincinnati | Ohio | 45247 | - |
| Case Western Reserve University | Cleveland | Ohio | 44106 | - |
| Cleveland Clinic Cancer Center/Fairview Hospital | Cleveland | Ohio | 44111 | - |
| Cleveland Clinic Foundation | Cleveland | Ohio | 44195 | - |
| Columbus Oncology and Hematology Associates Inc | Columbus | Ohio | 43214 | - |
| Doctors Hospital | Columbus | Ohio | 43228 | - |
| Grant Medical Center | Columbus | Ohio | 43215 | - |
| Mount Carmel Health Center West | Columbus | Ohio | 43222 | - |
| Riverside Methodist Hospital | Columbus | Ohio | 43214 | - |
| The Mark H Zangmeister Center | Columbus | Ohio | 43219 | - |
| Good Samaritan Hospital - Dayton | Dayton | Ohio | 45406 | - |
| Miami Valley Hospital | Dayton | Ohio | 45409 | - |
| Miami Valley Hospital North | Dayton | Ohio | 45415 | - |
| Delaware Health Center-Grady Cancer Center | Delaware | Ohio | 43015 | - |
| Delaware Radiation Oncology | Delaware | Ohio | 43015 | - |
| Grady Memorial Hospital | Delaware | Ohio | 43015 | - |
| Oncology Hematology Care Inc-Healthplex | Fairfield | Ohio | 45014 | - |
| 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 | - |
| Fairfield Medical Center | Lancaster | Ohio | 43130 | - |
| Marietta Memorial Hospital | Marietta | Ohio | 45750 | - |
| Hillcrest Hospital Cancer Center | Mayfield Heights | Ohio | 44124 | - |
| UH Seidman Cancer Center at Landerbrook Health Center | Mayfield Heights | Ohio | 44124 | - |
| UH Seidman Cancer Center at Lake Health Mentor Campus | Mentor | Ohio | 44060 | - |
| Knox Community Hospital | Mount Vernon | Ohio | 43050 | - |
| Licking Memorial Hospital | Newark | Ohio | 43055 | - |
| Newark Radiation Oncology | Newark | Ohio | 43055 | - |
| Southern Ohio Medical Center | Portsmouth | Ohio | 45662 | - |
| Springfield Regional Cancer Center | Springfield | Ohio | 45504 | - |
| Springfield Regional Medical Center | Springfield | Ohio | 45505 | - |
| Upper Valley Medical Center | Troy | Ohio | 45373 | - |
| University Hospitals Sharon Health Center | Wadsworth | Ohio | 44281 | - |
| Saint Ann's Hospital | Westerville | Ohio | 43081 | - |
| UHHS-Westlake Medical Center | Westlake | Ohio | 44145 | - |
| Genesis Healthcare System Cancer Care Center | Zanesville | Ohio | 43701 | - |
| University of Oklahoma Health Sciences Center | Oklahoma City | Oklahoma | 73104 | - |
| Oklahoma Cancer Specialists and Research Institute-Tulsa | Tulsa | Oklahoma | 74146 | - |
| Saint Charles Health System | Bend | Oregon | 97701 | - |
| Clackamas Radiation Oncology Center | Clackamas | Oregon | 97015 | - |
| Providence Oncology and Hematology Care Southeast | Clackamas | Oregon | 97015 | - |
| Bay Area Hospital | Coos Bay | Oregon | 97420 | - |
| Providence Newberg Medical Center | Newberg | Oregon | 97132 | - |
| Providence Willamette Falls Medical Center | Oregon City | Oregon | 97045 | - |
| Providence Portland Medical Center | Portland | Oregon | 97213 | - |
| Providence Saint Vincent Medical Center | Portland | Oregon | 97225 | - |
| Abington Memorial Hospital | Abington | Pennsylvania | 19001 | - |
| UPMC-Heritage Valley Health System Beaver | Beaver | Pennsylvania | 15009 | - |
| UPMC Cancer Centers - Arnold Palmer Pavilion | Greensburg | Pennsylvania | 15601 | - |
| UPMC-Johnstown/John P. Murtha Regional Cancer Center | Johnstown | Pennsylvania | 15901 | - |
| UPMC Cancer Center at UPMC McKeesport | McKeesport | Pennsylvania | 15132 | - |
| UPMC-Coraopolis/Heritage Valley Radiation Oncology | Moon Township | Pennsylvania | 15108 | - |
| University of Pennsylvania/Abramson Cancer Center | Philadelphia | Pennsylvania | 19104 | - |
| University of Pittsburgh Cancer Institute (UPCI) | Pittsburgh | Pennsylvania | 15232 | - |
| UPMC Jefferson Regional Radiation Oncology | Pittsburgh | Pennsylvania | 15236 | - |
| UPMC-Magee Womens Hospital | Pittsburgh | Pennsylvania | 15213 | - |
| UPMC-Passavant Hospital | Pittsburgh | Pennsylvania | 15237 | - |
| UPMC-Presbyterian Hospital | Pittsburgh | Pennsylvania | 15213 | - |
| UPMC-Saint Clair Hospital Cancer Center | Pittsburgh | Pennsylvania | 15243 | - |
| UPMC-Saint Margaret | Pittsburgh | Pennsylvania | 15215 | - |
| UPMC-Shadyside Hospital | Pittsburgh | Pennsylvania | 15232 | - |
| UPMC Cancer Center at UPMC Northwest | Seneca | Pennsylvania | 16346 | - |
| UPMC Uniontown Hospital Radiation Oncology | Uniontown | Pennsylvania | 15401 | - |
| UPMC Washington Hospital Radiation Oncology | Washington | Pennsylvania | 15301 | - |
| Greenville Health System Cancer Institute-Easley | Easley | South Carolina | 29640 | - |
| Greenville Health System Cancer Institute-Andrews | Greenville | South Carolina | 29601 | - |
| Greenville Health System Cancer Institute-Butternut | Greenville | South Carolina | 29605 | - |
| Greenville Health System Cancer Institute-Eastside | Greenville | South Carolina | 29615 | - |
| Greenville Health System Cancer Institute-Faris | Greenville | South Carolina | 29605 | - |
| Saint Francis Cancer Center | Greenville | South Carolina | 29607 | - |
| Saint Francis Hospital | Greenville | South Carolina | 29601 | - |
| Greenville Health System Cancer Institute-Greer | Greer | South Carolina | 29650 | - |
| Greenville Health System Cancer Institute-Seneca | Seneca | South Carolina | 29672 | - |
| Greenville Health System Cancer Institute-Spartanburg | Spartanburg | South Carolina | 29307 | - |
| Avera Cancer Institute | Sioux Falls | South Dakota | 57105 | - |
| Sanford Cancer Center Oncology Clinic | Sioux Falls | South Dakota | 57104 | - |
| Sanford USD Medical Center - Sioux Falls | Sioux Falls | South Dakota | 57117-5134 | - |
| Memorial Hospital | Chattanooga | Tennessee | 37404 | - |
| Pulmonary Medicine Center of Chattanooga-Hixson | Hixson | Tennessee | 37343 | - |
| Memorial GYN Plus | Ooltewah | Tennessee | 37363 | - |
| Lyndon Baines Johnson General Hospital | Houston | Texas | 77026-1967 | - |
| M D Anderson Cancer Center | Houston | Texas | 77030 | - |
| MD Anderson Regional Care Center-Katy | Houston | Texas | 77094 | - |
| MD Anderson Regional Care Center-Bay Area | Nassau Bay | Texas | 77058 | - |
| MD Anderson Regional Care Center-Sugar Land | Sugar Land | Texas | 77478 | - |
| MD Anderson Regional Care Center-The Woodlands | The Woodlands | Texas | 77384 | - |
| Providence Regional Cancer System-Aberdeen | Aberdeen | Washington | 98520 | - |
| Cancer Care Center at Island Hospital | Anacortes | Washington | 98221 | - |
| Swedish Cancer Institute-Eastside Oncology Hematology | Bellevue | Washington | 98005 | - |
| PeaceHealth Saint Joseph Medical Center | Bellingham | Washington | 98225 | - |
| Harrison HealthPartners Hematology and Oncology-Bremerton | Bremerton | Washington | 98310 | - |
| Harrison Medical Center | Bremerton | Washington | 98310 | - |
| Highline Medical Center-Main Campus | Burien | Washington | 98166 | - |
| Providence Regional Cancer System-Centralia | Centralia | Washington | 98531 | - |
| Swedish Cancer Institute-Edmonds | Edmonds | Washington | 98026 | - |
| Saint Elizabeth Hospital | Enumclaw | Washington | 98022 | - |
| Providence Regional Cancer Partnership | Everett | Washington | 98201 | - |
| Saint Francis Hospital | Federal Way | Washington | 98003 | - |
| Swedish Cancer Institute-Issaquah | Issaquah | Washington | 98029 | - |
| Providence Regional Cancer System-Lacey | Lacey | Washington | 98503 | - |
| Saint Clare Hospital | Lakewood | Washington | 98499 | - |
| PeaceHealth Saint John Medical Center | Longview | Washington | 98632 | - |
| Harrison HealthPartners Hematology and Oncology-Poulsbo | Poulsbo | Washington | 98370 | - |
| Kaiser Permanente Washington | Seattle | Washington | 98112 | - |
| Minor and James Medical PLLC | Seattle | Washington | 98104 | - |
| Pacific Gynecology Specialists | Seattle | Washington | 98104 | - |
| Swedish Medical Center-Ballard Campus | Seattle | Washington | 98107 | - |
| Swedish Medical Center-First Hill | Seattle | Washington | 98122-4307 | - |
| Providence Regional Cancer System-Shelton | Shelton | Washington | 98584 | - |
| Evergreen Hematology and Oncology PS | Spokane | Washington | 99218 | - |
| Rockwood Cancer Treatment Center-DHEC-Downtown | Spokane | Washington | 99204 | - |
| Rockwood Clinic Cancer Treatment Center-Valley | Spokane Valley | Washington | 99216 | - |
| Franciscan Research Center-Northwest Medical Plaza | Tacoma | Washington | 98405 | - |
| Northwest Medical Specialties PLLC | Tacoma | Washington | 98405 | - |
| PeaceHealth Southwest Medical Center | Vancouver | Washington | 98664 | - |
| Providence Saint Mary Regional Cancer Center | Walla Walla | Washington | 99362 | - |
| North Star Lodge Cancer Center at Yakima Valley Memorial Hospital | Yakima | Washington | 98902 | - |
| Providence Regional Cancer System-Yelm | Yelm | Washington | 98597 | - |
| Monongalia Hospital | Morgantown | West Virginia | 26505 | - |
| Aurora Cancer Care-Southern Lakes VLCC | Burlington | Wisconsin | 53105 | - |
| Aurora Health Center-Fond du Lac | Fond du Lac | Wisconsin | 54937 | - |
| Aurora Health Care Germantown Health Center | Germantown | Wisconsin | 53022 | - |
| Aurora Cancer Care-Grafton | Grafton | Wisconsin | 53024 | - |
| Aurora BayCare Medical Center | Green Bay | Wisconsin | 54311 | - |
| Aurora Cancer Care-Kenosha South | Kenosha | Wisconsin | 53142 | - |
| Aurora Bay Area Medical Group-Marinette | Marinette | Wisconsin | 54143 | - |
| Aurora Cancer Care-Milwaukee | Milwaukee | Wisconsin | 53209 | - |
| Aurora Saint Luke's Medical Center | Milwaukee | Wisconsin | 53215 | - |
| Aurora Sinai Medical Center | Milwaukee | Wisconsin | 53233 | - |
| Froedtert and the Medical College of Wisconsin | Milwaukee | Wisconsin | 53226 | - |
| Cancer Center of Western Wisconsin | New Richmond | Wisconsin | 54017 | - |
| Vince Lombardi Cancer Clinic - Oshkosh | Oshkosh | Wisconsin | 54904 | - |
| Aurora Cancer Care-Racine | Racine | Wisconsin | 53406 | - |
| Vince Lombardi Cancer Clinic-Sheboygan | Sheboygan | Wisconsin | 53081 | - |
| Aurora Medical Center in Summit | Summit | Wisconsin | 53066 | - |
| Vince Lombardi Cancer Clinic-Two Rivers | Two Rivers | Wisconsin | 54241 | - |
| Aurora Cancer Care-Waukesha | Waukesha | Wisconsin | 53188 | - |
| Aurora Cancer Care-Milwaukee West | Wauwatosa | Wisconsin | 53226 | - |
| Aurora West Allis Medical Center | West Allis | Wisconsin | 53227 | - |
| Big Horn Basin Cancer Center | Cody | Wyoming | 82414 | - |
| Billings Clinic-Cody | Cody | Wyoming | 82414 | - |
| Welch Cancer Center | Sheridan | Wyoming | 82801 | - |