 | Advanced Oncology – Hollywood Hollywood Presbyterian Medical Center 1300 North Vermont Avenue Los Angeles, CA 90027 |
 | Advanced Oncology – South Bay Beach Cities Health Center 510 N. Prospect Ave, Suite 118 Redondo Beach, CA 90277 |
 | Advanced Oncology – West Covina 2707 E Valley Blvd, Suite 109 West Covina, CA 91792 |
 | Albert C. Mak, M.D., Inc. 707 S. Garfield Ave., Suite B002 Alhambra, CA 91801 |
 | Beverly Hills Cancer Center 8900 Wilshire Boulevard Beverly Hills, CA 90211 |
 | CenterPoint Radiation Oncology 1829 Wilshire Blvd. Beverly Hills, CA 90211 |
 | Glendale Adventist Medical Center 1509 Wilson Terrace Glendale, CA 91206 |
 | Harbor UCLA Medical Center 1000 W. Carson Street Torrance, CA 90502 |
 | Los Alamitos Medical Center 3751 Katella Avenue Los Alamitos, CA 90720 |
 | Palm Imaging Institute 399 E. 21st Street San Bernardino, CA 92404 |
 | PIH Health Good Samaritan Hospital 1225 Wilshire Blvd. Los Angeles, CA 90017 |
 | Precision Radiation Oncology – Irvine 2895 Edinger Avenue Tustin, CA 92780 |
 | Riverside Community Hospital 4445 Magnolia Avenue Riverside, CA 92501 |
 | South Bay Cancer Center 14608 Hawthorne Boulevard Lawndale, CA 90260 |
 | St. Francis Medical Center 3630 East Imperial Highway Lynwood, CA 90262 |
 | St. Mary Medical Center 1050 Linden Avenue Long Beach, CA 90813 |
 | Torrance Memorial Medical Center 3330 Lomita Boulevard Torrance, CA 90505 |
 | Veterans Affair – Long Beach 5901 East 7th Street Long Beach, CA 90822 |
 | Veterans Affair – Los Angeles 11301 Wilshire Blvd. Los Angeles, CA 90073 |
 | White Memorial Medical Center 1720 E. Cesar Avenue Los Angeles, CA 90033 |