Joshua Ellenhorn, MD

Board Certified General Surgeon & Surgical Oncologist

Joshua Ellenhorn, MD, is a board certified surgeon with advanced training in the fields of surgical oncology, minimally invasive surgery, and robotic surgery. He runs a private practice at Cedars-Sinai Medical Center in Los Angeles, California and is a nationally recognized leader in surgery, cancer research, and surgical education. Dr. Ellenhorn has trained more than 60 surgical oncologists and has spent over 18 years in practice at the City of Hope National Medical Center, where he was a professor and the chief of the Division of General and Oncologic Surgery. Dr. Ellenhorn performs the following surgical procedures: gallbladder surgery, hernia repair, colorectal cancer, skin cancer and melanoma, gastric cancer, and pancreatic cancer. He earned an MD from the Boston University School of Medicine, completed fellowships at the University of Chicago and Memorial Sloan-Kettering Cancer Center and finished his residency in surgery at the University of Cincinnati.

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Co-authored Articles (6)

Gall Bladder Pain Relief: Quick Solutions, Dietary Advice, & More

Learn the fastest ways to relieve gallbladder pain (and when it’s time to see a doctor)Gallbladder pain, which occurs in the right upper part of the abdomen, can be mild to severe. While gallstones are a common cause, ...

What Are Seromas? Home Remedies, Risk Factors & When to See a Doctor

Help your seroma reabsorb at home using these treatments, but know when it’s time to get medical attentionAfter a surgery, you may notice a small lump or mass under your flesh near the affected area. This is known as a...

How to

Recognize Colon Cancer Symptoms

Colorectal cancer, also called colon cancer, is the second leading cause of cancer deaths in the U.S. Colon cancer affects both men and women, and all racial and ethnic groups. More than 90% of cases occur in people over...

How to

Diagnose Pancreatic Cancer

Pancreatic cancer is a disease caused by malignant, cancerous cells forming in the tissues of the pancreas. Located behind the spine, your pancreas creates enzymes for digestion and produces and distributes insulin throu...

How to Prepare Your Colon Before a Colonoscopy

Almost everyone has to undergo a colonoscopy at some point in their life. A colonoscopy is a procedure that allows the doctor to examine the lining of your large intestines, using a thin flexible tube with a small camera...

How to

Prepare for a Colonoscopy

It's normal to feel nervous before a colonoscopy, especially if it's your first time. During your colonoscopy, your doctor will give you a light anesthetic before they insert a probe into your rectum to check for polyps ...