For information on certification, see the ABIM Web site.

510 Walnut Street, Suite 1700
Philadelphia, PA 19106-3699
Tel: (800) 441-2246
Fax: (215) 446-3590
https://www.abim.org

For general information on various types of cancer, including causes and tips for prevention, see the ACS Web site.

250 Williams St., NW
Atlanta, GA 30303-1032
Tel: (800) 227-2345
https://www.cancer.org

For information on careers and news in oncology, see the ASCO Web site.

2318 Mill Road, Suite 800
Alexandria, VA 22314-6834
Tel: (888) 651-3038
Tel: (571) 483-1780
Fax: (571) 366-9537
Email: contactus@cancer.net
https://www.asco.org

Some oncologists may be represented by the Doctors Council SEIU.

50 Broadway, Suite 1101
New York, NY 10004-3847
Tel: (855) 362-7348
Tel: (212) 532-7690
Email: info@doctorscouncil.org
https://doctorscouncil.org

For information on current research and clinical investigations, see the RTOG Web site.

1818 Market Street, Suite 1720
Philadelphia, PA 19103-3609
Tel: (215) 574-3150
https://www.rtog.org

The Union of American Physicians and Dentists is a leading union for licensed doctors in the United States.

180 Grand Ave., #1380
Oakland, CA 94612-3750
Tel: (800) 622-0909
Tel: (510) 839-0193
https://www.uapd.com