Leif William Ellisen, MD, PhD
Associate Physician, MGH Cancer Center
Clinical Director, Breast and Ovarian Cancer Genetics
Co-Executive Director, MGH Cancer Center Translational Research Laboratory
- Phone: 617-726-6500
- Departments
- Hematology/Oncology
- Department of Medicine
Specialties
- Cancer Center
- Cancer Risk Assessment
- Breast Cancer
- Clinical Interests
- Cancer genetics
- Breast cancer
- Locations
- Boston: Massachusetts General Hospital
- Medical Education
- MD, PhD, Stanford University School of Medicine
- Residency, Brigham and Women's Hospital
- Fellowship, Dana-Farber Cancer Institute
- Gender
- Male
- Foreign Languages
- French
- Patient Age Group
- Adult
- Accepting New Patients
- Yes
Biography
Dr. Ellisen is a practicing oncologist and researcher at the Massachusetts General Hospital Cancer Center, an Associate Professor of Medicine at Harvard Medical School, and co-Executive Director of the Cancer Center's Translational Research Laboratory (TRL). He received his undergraduate degree from Harvard University, MD and PhD degrees from Stanford University, and completed residency training, oncology fellowship training, and postdoctoral research training at Brigham and Women's Hospital, the Dana-Farber Cancer Institute, and Mass General, respectively. Dr. Ellisen is widely published in the field of cancer biology and cancer genetics. His basic research efforts focus on chemosensitivity in breast and other cancers. His work in the TRL focuses on the clinical application of tumor genetic testing to advance the goal of personalized medicine. He serves on numerous grant review committees and editorial boards, and his work on personalized cancer medicine has been featured in the news media including the Wall Street Journal and the ABC Evening News.
Research
Publications
Translational Research Lab (TRL)
The Massachusetts General Hospital Cancer Center is committed to advancing oncology care by tailoring treatment options to the individual cancer patient. The basic mission of the Translational Research Laboratory (TRL) is to provide rapid personalized genomic testing as an important component of routine care, thereby minimizing generalizations made in treatment decisions.
55 Fruit Street
Boston, MA 02114-2696
Phone: 617-726-6500
133 Old Rd to Nine Acre Corner
Concord, MA 01742
Phone: 978-287-3436
Fax: 978-287-3642
55 Fruit Street
Boston, MA 02114-2696
Phone: 617-726-6500
133 Old Rd to Nine Acre Corner
Concord, MA 01742
Phone: 978-287-3436
Fax: 978-287-3642
Request a new patient appointment 
Call the Massachusetts General Hospital physician referral service at 800-711-4644.
Insurance plans - what you need to know
Mass General accepts most health insurance plans. Find out what you need to know before coming to Mass General.
Directions to Mass General
Driving to Mass General? Get driving directions or locate a parking lot on the hospital's main campus.
- © 2013 Massachusetts General Hospital
- 55 Fruit Street, Boston, MA 02114
- Maps & Directions
- 617-726-2000
- TDD: 617-724-8800
