| Kaiser Permanente - Deer Valley | Antioch | California | 94531 | - |
| Alta Bates Summit Comprehensive Cancer Center | Berkeley | California | 94704 | - |
| Peninsula Medical Center | Burlingame | California | 94010 | - |
| Kaiser Permanente - Fremont | Fremont | California | 94538 | - |
| Kaiser Permanente Medical Center - Hayward | Hayward | California | 94545 | - |
| Tibotec Therapeutics - Division of Ortho Biotech Products, LP | Marysville | California | 95901 | - |
| Kaiser Permanente Medical Center - Oakland | Oakland | California | 94611 | - |
| Valley Medical Oncology Consultants - Pleasanton | Pleasanton | California | 94588 | - |
| Kaiser Permanente Medical Center - Redwood City | Redwood City | California | 94063 | - |
| Kaiser Permanente Medical Center - Richmond | Richmond | California | 94801 | - |
| Kaiser Permanente Medical Center - Roseville | Roseville | California | 95661 | - |
| Kaiser Permanente Medical Center - Sacramento | Sacramento | California | 95825 | - |
| South Sacramento Kaiser-Permanente Medical Center | Sacramento | California | 95823 | - |
| University of California Davis Cancer Center | Sacramento | California | 95817 | - |
| California Pacific Medical Center - California Campus | San Francisco | California | 94118 | - |
| Kaiser Permanente Medical Center - San Francisco Geary Campus | San Francisco | California | 94115 | - |
| Kaiser Permanente Medical Center - Santa Teresa | San Jose | California | 95119 | - |
| Kaiser Foundation Hospital - San Rafael | San Rafael | California | 94903 | - |
| Sutter Health - Western Division Cancer Research Group | San Rafael | California | 94903 | - |
| Kaiser Permanente Medical Center - Santa Clara Kiely Campus | Santa Clara | California | 95051 | - |
| Kaiser Permanente Medical Center - Santa Rosa | Santa Rosa | California | 95403 | - |
| Kaiser Permanente Medical Center - South San Francisco | South San Francisco | California | 94080 | - |
| Kaiser Permanente Medical Facility - Stockton | Stockton | California | 95210 | - |
| Tahoe Forest Cancer Center | Truckee | California | 96161 | - |
| Kaiser Permanente Medical Center - Vacaville | Vacaville | California | 95688 | - |
| Kaiser Permanente Medical Center - Vallejo | Vallejo | California | 94589 | - |
| Sutter Solano Medical Center | Vallejo | California | 94589 | - |
| Kaiser Permanente Medical Center - Walnut Creek | Walnut Creek | California | 94596 | - |
| Saint Francis/Mount Sinai Regional Cancer Center at Saint Francis Hospital and Medical Center | Hartford | Connecticut | 06105 | - |
| CCOP - Atlanta Regional | Atlanta | Georgia | 30342 | - |
| Northside Hospital Cancer Center | Atlanta | Georgia | 30342-1611 | - |
| Piedmont Hospital | Atlanta | Georgia | 30309 | - |
| Saint Joseph's Hospital of Atlanta | Atlanta | Georgia | 30342-1701 | - |
| WellStar Cobb Hospital | Austell | Georgia | 30106 | - |
| John B. Amos Cancer Center | Columbus | Georgia | 31904 | - |
| Charles B. Eberhart Cancer Center at DeKalb Medical Center | Decatur | Georgia | 30033 | - |
| Piedmont Fayette Hospital | Fayetteville | Georgia | 30214 | - |
| Northeast Georgia Medical Center | Gainesville | Georgia | 30501 | - |
| Gwinnett Medical Center | Lawrenceville | Georgia | 30045 | - |
| Kennestone Cancer Center at Wellstar Kennestone Hospital | Marietta | Georgia | 30060 | - |
| Southern Regional Medical Center | Riverdale | Georgia | 30274-2600 | - |
| Harbin Clinic Cancer Center - Medical Oncology | Rome | Georgia | 30165 | - |
| Kaiser Permanente - Moanalua Medical Center and Clinic | Honolulu | Hawaii | 96819 | - |
| Decatur Memorial Hospital Cancer Care Institute | Decatur | Illinois | 62526 | - |
| Cardinal Bernardin Cancer Center at Loyola University Medical Center | Maywood | Illinois | 60153 | - |
| Regional Cancer Center at Memorial Medical Center | Springfield | Illinois | 62781-0001 | - |
| Cancer Center of Kansas, PA - Chanute | Chanute | Kansas | 66720 | - |
| Cancer Center of Kansas, PA - Dodge City | Dodge City | Kansas | 67801 | - |
| Cancer Center of Kansas, PA - 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, PA - Kingman | Kingman | Kansas | 67068 | - |
| Lawrence Memorial Hospital | Lawrence | Kansas | 66044 | - |
| Cancer Center of Kansas, PA - Liberal | Liberal | Kansas | 67901 | - |
| Cancer Center of Kansas, PA - Newton | Newton | Kansas | 67114 | - |
| Cancer Center of Kansas, PA - Parsons | Parsons | Kansas | 67357 | - |
| Cancer Center of Kansas, PA - Pratt | Pratt | Kansas | 67124 | - |
| Cancer Center of Kansas, PA - Salina | Salina | Kansas | 67401 | - |
| Tammy Walker Cancer Center at Salina Regional Health Center | Salina | Kansas | 67401 | - |
| Cotton-O'Neil Cancer Center | Topeka | Kansas | 66606 | - |
| Cancer Center of Kansas, PA - Wellington | Wellington | Kansas | 67152 | - |
| Associates in Womens Health, PA - North Review | Wichita | Kansas | 67208 | - |
| Cancer Center of Kansas, PA - Medical Arts Tower | Wichita | Kansas | 67208 | - |
| Cancer Center of Kansas, PA - Wichita | Wichita | Kansas | 67214 | - |
| CCOP - Wichita | Wichita | Kansas | 67214 | - |
| Via Christi Cancer Center at Via Christi Regional Medical Center | Wichita | Kansas | 67214 | - |
| Cancer Center of Kansas, PA - Winfield | Winfield | Kansas | 67156 | - |
| Lucille P. Markey Cancer Center at University of Kentucky | Lexington | Kentucky | 40536-0093 | - |
| CCOP - Michigan Cancer Research Consortium | Ann Arbor | Michigan | 48106 | - |
| Saint Joseph Mercy Cancer Center | Ann Arbor | Michigan | 48106-0995 | - |
| Battle Creek Health System Cancer Care Center | Battle Creek | Michigan | 49017 | - |
| Mecosta County Medical Center | Big Rapids | Michigan | 49307 | - |
| Oakwood Cancer Center at Oakwood Hospital and Medical Center | Dearborn | Michigan | 48123-2500 | - |
| Genesys Hurley Cancer Institute | Flint | Michigan | 48503 | - |
| Hurley Medical Center | Flint | Michigan | 48503 | - |
| Genesys Regional Medical Center | Grand Blanc | Michigan | 48439 | - |
| Butterworth Hospital at Spectrum Health | Grand Rapids | Michigan | 49503 | - |
| CCOP - Grand Rapids | Grand Rapids | Michigan | 49503 | - |
| Lacks Cancer Center at Saint Mary's Health Care | Grand Rapids | Michigan | 49503 | - |
| Van Elslander Cancer Center at St. John Hospital and Medical Center | Grosse Pointe Woods | Michigan | 48236 | - |
| Foote Memorial Hospital | Jackson | Michigan | 49201 | - |
| Sparrow Regional Cancer Center | Lansing | Michigan | 48912-1811 | - |
| St. Mary Mercy Hospital | Livonia | Michigan | 48154 | - |
| Mercy General Health Partners | Muskegon | Michigan | 49443 | - |
| St. Joseph Mercy Oakland | Pontiac | Michigan | 48341-2985 | - |
| Mercy Regional Cancer Center at Mercy Hospital | Port Huron | Michigan | 48060 | - |
| Seton Cancer Institute at Saint Mary's - Saginaw | Saginaw | Michigan | 48601 | - |
| Munson Medical Center | Traverse City | Michigan | 49684 | - |
| St. John Macomb Hospital | Warren | Michigan | 48093 | - |
| Metro Health Hospital | Wyoming | Michigan | 49519 | - |
| Billings Clinic - Downtown | Billings | Montana | 59107-7000 | - |
| CCOP - Montana Cancer Consortium | Billings | Montana | 59101 | - |
| Hematology-Oncology Centers of the Northern Rockies - Billings | Billings | Montana | 59102 | - |
| St. Vincent Healthcare Cancer Care Services | Billings | Montana | 59101 | - |
| Bozeman Deaconess Cancer Center | Bozeman | Montana | 59715 | - |
| St. James Healthcare Cancer Care | Butte | Montana | 59701 | - |
| Big Sky Oncology | Great Falls | Montana | 59405-5309 | - |
| Great Falls Clinic - Main Facility | Great Falls | Montana | 59405 | - |
| Sletten Cancer Institute at Benefis Healthcare | Great Falls | Montana | 59405 | - |
| Northern Montana Hospital | Havre | Montana | 59501 | - |
| St. Peter's Hospital | Helena | Montana | 59601 | - |
| Glacier Oncology, PLLC | Kalispell | Montana | 59901 | - |
| Kalispell Medical Oncology at KRMC | Kalispell | Montana | 59901 | - |
| Kalispell Regional Medical Center | Kalispell | Montana | 59901 | - |
| Montana Cancer Center at St. Patrick Hospital and Health Sciences Center | Missoula | Montana | 59807 | - |
| Montana Cancer Specialists at Montana Cancer Center | Missoula | Montana | 59807-7877 | - |
| Wayne Memorial Hospital, Incorporated | Goldsboro | North Carolina | 27534 | - |
| Pardee Memorial Hospital | Hendersonville | North Carolina | 28791 | - |
| Mary Rutan Hospital | Bellefontaine | Ohio | 43311 | - |
| Adena Regional Medical Center | Chillicothe | Ohio | 45601 | - |
| CCOP - Columbus | Columbus | Ohio | 43215 | - |
| Doctors Hospital at Ohio Health | Columbus | Ohio | 43228 | - |
| Grant Medical Center Cancer Care | Columbus | Ohio | 43215 | - |
| Mount Carmel Health - West Hospital | Columbus | Ohio | 43222 | - |
| Riverside Methodist Hospital Cancer Care | Columbus | Ohio | 43214-3998 | - |
| Grady Memorial Hospital | Delaware | Ohio | 43015 | - |
| Fairfield Medical Center | Lancaster | Ohio | 43130 | - |
| Strecker Cancer Center at Marietta Memorial Hospital | Marietta | Ohio | 45750 | - |
| Knox Community Hospital | Mount Vernon | Ohio | 43050 | - |
| Licking Memorial Cancer Care Program at Licking Memorial Hospital | Newark | Ohio | 43055 | - |
| Community Hospital of Springfield and Clark County | Springfield | Ohio | 45505 | - |
| Mount Carmel St. Ann's Cancer Center | Westerville | Ohio | 43081 | - |
| Genesis - Good Samaritan Hospital | Zanesville | Ohio | 43701 | - |
| Hollings Cancer Center at Medical University of South Carolina | Charleston | South Carolina | 29425 | - |
| American Fork Hospital | American Fork | Utah | 84003 | - |
| Sandra L. Maxwell Cancer Center | Cedar City | Utah | 84720 | - |
| Logan Regional Hospital | Logan | Utah | 84321 | - |
| Jon and Karen Huntsman Cancer Center at Intermountain Medical Center | Murray | Utah | 84157 | - |
| Val and Ann Browning Cancer Center at McKay-Dee Hospital Center | Ogden | Utah | 84403 | - |
| Utah Valley Regional Medical Center - Provo | Provo | Utah | 84604 | - |
| LDS Hospital | Salt Lake City | Utah | 84143 | - |
| Utah Cancer Specialists at UCS Cancer Center | Salt Lake City | Utah | 84106 | - |
| Dixie Regional Medical Center - East Campus | St. George | Utah | 84770 | - |
| St. Joseph Cancer Center | Bellingham | Washington | 98225 | - |
| Olympic Hematology and Oncology | Bremerton | Washington | 98310 | - |
| Columbia Basin Hematology | Kennewick | Washington | 99336 | - |
| Skagit Valley Hospital Cancer Care Center | Mount Vernon | Washington | 98274 | - |
| Harrison Poulsbo Hematology and Onocology | Poulsbo | Washington | 98370 | - |
| Fred Hutchinson Cancer Research Center | Seattle | Washington | 98109 | - |
| Group Health Central Hospital | Seattle | Washington | 98112 | - |
| Harborview Medical Center | Seattle | Washington | 98104 | - |
| Minor and James Medical, PLLC | Seattle | Washington | 98104 | - |
| Swedish Cancer Institute at Swedish Medical Center - First Hill Campus | Seattle | Washington | 98122-4307 | - |
| University Cancer Center at University of Washington Medical Center | Seattle | Washington | 98195 | - |
| Cancer Care Northwest - Spokane South | Spokane | Washington | 99202 | - |
| Evergreen Hematology and Oncology, PS | Spokane | Washington | 99218 | - |
| Wenatchee Valley Medical Center | Wenatchee | Washington | 98801-2028 | - |
| Welch Cancer Center at Sheridan Memorial Hospital | Sheridan | Wyoming | 82801 | - |