Joshua D.I. Ellenhorn, MD, FACS, is an accomplished board-certified surgeon with a clinical focus on innovative treatments of gastrointestinal metastases, hernias, breast cancer and other types of cancer. He is the Co-Director of The Breast Cancer Center at Surgery Group LA, an accomplished educator, and has been repeatedly recognized nationally for his expertise in surgery.
Dr. Ellenhorn is a respected member of the surgical oncology community. He has given lectures on cancer treatment at prestigious facilities and universities across the country for nearly two decades, and is an active member and fellow of several notable surgical societies. Dr. Ellenhorn served as President of the Los Angeles Surgical Society in 2008, is the holder of two patents, and has been ranked in the top one percent of United States surgeons by U.S. News and World Report each year, since 2011. Dr. Ellenhorn is named as one of LA’s “Top Docs” in the General Surgery category, annually.
Dr. Ellenhorn performs the following surgical procedures: gallbladder surgery, hernia repair, colorectal cancer, skin cancer and melanoma, gastric cancer, and pancreatic cancer.
In addition to treating patients with cancer, Dr. Ellenhorn is a medical educator. In addition to his lecture engagements, he has been a Professor of Surgery at City of Hope National Medical Center, and he is currently a Clinical Professor of Surgery at Cedars Sinai Medical Center and an Adjunct Professor at John Wayne Cancer Center.
Dr. Ellenhorn has also been a leader in minimally invasive and robot-assisted surgery for hernias, gastrointestinal cancers, as well as in innovative breast-cancer treatments. A published researcher and editorial board member of several surgical journals, he has participated in directing future cancer research, as a peer-review panel member at the National Institutes of Health.
A Los Angeles native, Dr. Ellenhorn earned his bachelor’s and medical degrees at Boston University, after which he completed his residency at the University of Cincinnati Hospital. He then did a two-year research fellowship at the University of Chicago, and then another two-year fellowship in surgical oncology at the Memorial Sloan-Kettering Cancer Center in New York City.
Dr. Ellenhorn enjoys collecting antique military weapons, and loves to go target shooting with his 20-year-old son – who is a junior in college. He has three children. His eldest son and his middle daughter are both currently attending law school. Dr. Ellenhorn is a lover of Golden Retrievers, and hopes to raise another one someday – if, as he says, “our Chihuahua will tolerate another dog in the house.”
BA, Boston University – Medical Science (Magna Cum Laude)
MD, Boston University School of Medicine – (combined six-year BA/MD program)
Resident – General Surgery, University of Cincinnati Hospital
Post-Doctoral Research Fellow in Immunology, University of Chicago
Chief Resident – General Surgery, University of Cincinnati Hospital
Surgical Oncology Fellowship, Memorial Sloan-Kettering Cancer Center
American Association for the Advancement of Science
Society of Surgical Oncology
Los Angeles Surgical Society (President in 2008)
Fellow of the American College of Surgeons
Society of Head and Neck Surgeons
Pacific Coast Surgical Association
American Society of Clinical Oncology
The Society for Surgery of the Alimentary Tract
Surgery Group LA is a team of professional and board-licensed surgeons, who specialize of their respective fields. The institution’s project to offer sufferers with advanced and complete surgical care.
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