Marshal E. Lieberfarb, MD, PhD

Radiation Oncology


Well trained in the latest cutting edge technologies in radiation therapy, Dr. Marshal Lieberfarb treats patients with a variety of cancers, including breast, lung, gastrointestinal, and gynecologic malignancies. He has written and published numerous basic science and medical oncology articles in well-recognized, peer-reviewed journals. Examples of Dr. Lieberfarb’s medical research include a genetic analysis of prostate cancer as well as several clinical contributions to the medical management of prostate cancer. 


21st Century Oncology
1600 South Andrews Avenue
Suite 100
Ft. Lauderdale, 33316 Florida
954-468-5251 Fax

21st Century Oncology
201 East Sample Road
Deerfield Beach, 33064 Florida
954-786-6522 Fax


Massachusetts Institute of Technology
BS, Biology
Cambridge, MA
University of Stony Brook Graduate School of Pharmacology & School of Medicine
Doctor of Medicine
Stony Brook, NY
Harvard Medical School, Mt. Auburn Hospital
Internal Medicine
Cambridge, MA
Harvard Joint Center for Radiation Therapy
Radiation Oncology
Boston, MA

Clinical Expertise and Interests

Board Certifications
Board Certified - Radiation Oncology
Clinical Interests
Prostate, Breast, Lung, Colorectal, Head and Neck Malignancies

Awards and Honors

Alpha Omega Alpha Medical Honor Society, Marvin Kuschner Award for Overall Excellence in Medical School

Current and Past Positions

Current Position
21st Century Oncology - Medical Director, Southeast Florida
Pembroke Pines, FL
Past Positions
21st Century Oncology - Radiation Oncologist
Fort Lauderdale, FL
Aventura Medical Center - Clinical Radiation Oncologist
Aventura, FL
Holy Cross Hospital - Clinical Radiation Oncologist
Fort Lauderdale, FL