Directories of Healthcare Professionals

American Board of Medical Specialties

Who's Certified allows the public to verify FREE OF CHARGE the board certification status, location by city and state and specialty of any physician certified by one or more of the 24 Member Boards of the American Board of Medical Specialties. 

American Medical Association

Physician Select provides information on virtually every licensed physician in the United States and its possessions, including more than 650,000 doctors of medicine (MD) and doctors of osteopathy or osteopathic medicine (DO).

Association of State Medical Board Executive Directors

DocFinder is the health professional licensing database provided by AIM and its participating boards.

American Society of Clinical Oncology

Find an Oncologist is a service of the American Society of Clinical Oncology (ASCO). Patients can search the database of ASCO members by the doctor's name, practice location, and medical specialty certification. 

American Society for Therapeutic Radiology and Oncology (ASTRO)

The ASTRO Web site includes an overview of radiation therapy, a searchable database of radiation oncologists, and answers to frequently asked questions. Patients can search the radiation oncologist database by the doctor's practice location and interest in specific types of cancer.

*Inclusion of a healthcare professional in any of these databases does not imply endorsement by the American Cancer Society.

The American Cancer Society medical and editorial content team

Our team is made up of doctors and oncology certified nurses with deep knowledge of cancer care as well as journalists, editors, and translators with extensive experience in medical writing.

Last Revised: March 1, 2016

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