Marisa Weiss, M.D.

Marisa Weiss, M.D., is a practicing breast cancer oncologist and president and founder of the nonprofit organization Breastcancer.org. A leader in her field, Dr. Weiss served on the National Cancer Institute Director's Consumer Liaison Group from 2000 to 2007. She is frequently consulted by television, print, and radio media, and has been a repeat guest on ABC's "Good Morning America," NBC's "TODAY," and CNN's medical features.

Weiss's book, Taking Care of Your "Girls": A Breast Health Guide for Girls, Teens and In-Betweens (Random House, 2008), is co-authored with her daughter, Isabel Friedman. Weiss also co-authored the highly acclaimed book Living Beyond Breast Cancer (Random House, 1997 and 1998; next edition expected 2009) with her mother, Ellen Weiss. Dr. Weiss's book, 7 Minutes!: How to Get the Most from Your Doctor Visit (Random House Custom Media), was published in 2007.

The founder and past president of Living Beyond Breast Cancer, a national nonprofit education and support organization, Weiss has been honored several times by the American Cancer Society and received the 2003 Professor of Survivorship Award from the Susan G. Komen Foundation (now Susan G. Komen for the Cure). She is a member of the American Society of Clinical Oncology, American Society of Therapeutic Radiation Oncology and the Marine Biological Laboratories in Woods Hole, Mass., and is also a past board member of the National Breast Cancer Coalition.

Philadelphia magazine honored Weiss with the 2005 cover story of their "Top Doc" issue for her excellence in practice of breast radiation oncology and for her innovative performance in her educational video, "Doctor, Doctor, Lend Me Your Ear: An Up-Close Look at the Patient-Doctor Relationship."

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 Department of Radiation Oncology. In 1992, she established her clinical practice in the Main Line Health System.