Marisa Weiss, M.D., President and Founder

Dr. Marisa Weiss

President and Founder

breastcancer.org

Marisa C. Weiss, M.D. is the Founder, President and guiding force behind breastcancer.org, the world's most trafficked online resource for medically-reviewed breast health and breast cancer information, reaching over 8 million visitors per year. A breast cancer oncologist with twenty years of active practice in the Philadelphia region, Dr. Weiss is regarded as a visionary advocate for her innovative and steadfast approach to informing, empowering, and treating patients with breast cancer.

Dr. Weiss has been honored and recognized as:

• Founder and President of breastcancer.org
• Appointed member of the National Cancer Institute Director's Consumer Liaison Group since April 2000
• Founder and past President (1990-2000) of Living Beyond Breast Cancer® (LBBC), a national nonprofit education and support organization
• Author of the acclaimed book Living Beyond Breast Cancer (Random House, 1997 and 1998)
• Selected Doctor of the Year 2005 by Philadelphia Magazine, with a cover feature article on the doctor-patient relationship
• Honored several times by the American Cancer Society and as 2003 Professor of Survivorship Award from the Susan G. Komen Foundation
• Professional advisory board member of Mommy's Light Lives On, nonprofit organization
• Professional advisory board member of the Philadelphia Wellness Community
• Keynote speaker on the international women's health conference circuit, including Speaking of Women's Health, WebMD and breastcancer.org
• Member of the American Society of Clinical Oncology and the American Society of Therapeutic Radiation Oncology
• Past board member of the National Breast Cancer Coalition

Dr. Weiss's media appearances and affiliations include:

• Regular contributor for ABC News, has authored several articles for the network's website and is frequently called upon as a medical expert
• Guest appearances on CNN House Call during Breast Cancer Awareness Month for three consecutive years (2003-2006)
• Co-producing and/or guest appearing on the NBC Today Show's Special Breast Cancer Series for seven consecutive years (1998-2004)
• Medical Editor for Lifetime Television film, Why I Wore Lipstick to My Mastectomy
• Guest speaker for WebMD's special breast cancer feature (2001-2004)
• Guest appearances on National Public Radio's Fresh Air with Terry Gross and Radio Times with Marty Moss-Cohane, as well as CNNRadio, ABC Radio, CBS Radio, Washington Post Radio, and the radio partner for Cosmopolitan magazine.
• Interviewed and regularly quoted for leading print outlets including The New York Times, USA Today, The Wall Street Journal, The Washington Post, The Philadelphia Inquirer, and articles for the Associated Press newswire, as well as People, Ladies' Home Journal, Redbook, More, Shape, Self, Allure, and O.
• Serves on the advisory board for Women's Health magazine

Dr. Weiss currently practices at Lankenau Hospital, part of the Main Line Health Hospitals of the Thomas Jefferson University Health System in the Philadelphia-area, where she serves as Director of Breast Radiation Oncology and Director of Breast Health Outreach. After attending the University of Pennsylvania for her undergraduate studies, medical school, residency, and laboratory research fellowship, Dr. Weiss became an assistant professor in Penn's Radiation Oncology Department. In 1992, she established her clinical practice in the Main Line Health System.

Dr. Weiss lives in Wynnewood, Pennsylvania, with her husband, a pediatrician and avid fisherman, their three children, and two dogs.