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UCLA Colorectal Cancer Treatment Program

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Our Expert Team

Our Expert Team

Program Director

Zev Wainberg, MD
Zev Wainberg, MD
Co-Director, Colorectal Cancer Treatment Program
Co-Director, UCLA GI Oncology Program
Dr. Zev Wainberg is Assistant Professor of Medicine at UCLA and co-director of the UCLA GI Oncology Program. He was trained in medical oncology and hematology at UCLA. His research involves a variety of clinical trials in multiple gastrointestinal cancers including pancreas, colon, gastric and esophageal. Dr. Wainberg's lab based research efforts involve the testing of novel therapeutics against all gastrointestinal cancers. Currently, he is the recipient of several grants focused on the targeting of cancer stem cells and in molecular classification of GI cancers.
 

Colorectal Surgery Faculty

Anne Lin, MD
Anne Lin, MD
Director, Inherited Colorectal Cancer Registry
Assistant Professor, Colon and Rectal Surgery, UCLA School of Medicine
Dr. Anne Lin attended Medical School at Tufts University School of Medicine in Boston, MA. She completed her General Surgery Residency at Brown University in Providence, RI. Following the completion of her surgical residency she pursued further training in Endorectal Ultrasound Imaging and colorectal cancer research at Memorial Sloan-Kettering Cancer Cancer in New York, followed by a fellowship in Colon and Rectal Surgery at Cleveland Clinic Florida in Weston. More »
 
Jonathan Sack, MD
Jonathan Sack, MD
Associate Professor of Clinical Surgery, David Geffen School of Medicine at UCLA
Associate Professor of Clinical Surgery, David Geffen School of Medicine at UCLA Dr. Jonathan Sack is a Board Certified Colon and Rectal Surgeon with over 20 years experience. He is also Board Certified by the American Board of General Surgery. Dr. Sack has extensive experience in treating patients with Colon and Rectal Cancer, Inflammatory Bowel Disease (including Crohn's disease and Ulcerative Colitis), as well as Anorectal Disorders and Pelvic Floor disorders. More »
 

Oncology Faculty

J.Randolph Hecht, MD
J.Randolph Hecht, MD
Director, UCLA Gastrointestinal Oncology Program
Professor of Clinical Medicine, David Geffen School of Medicine at UCLA
Dr. Hecht is a Professor of Clinical Medicine in the David Geffen School of Medicine at UCLA School of Medicine. He holds the Carol and Saul Rosenzweig Chair for Cancer Therapies Development and is the Director of the UCLA Gastrointestinal Oncology Program. Dr. Hecht attended medical school at Eastern Virginia Medical School. He took his internal medicine residency at Northwestern and completed fellowships in gastroenterology research at the University of Chicago, and in gastroenterology and medical oncology at UCLA. Dr. Hecht is an internationally known clinical and translational researcher in the field of gastrointestinal cancers. More »
 
Zev  Wainberg , MD
Zev Wainberg , MD
Co-Director, Colorectal Cancer Treatment Program
Co-Director, UCLA GI Oncology Program
Dr. Zev Wainberg is Assistant Professor of Medicine at UCLA and co-director of the UCLA GI Oncology Program. He was trained in medical oncology and hematology at UCLA. His research involves a variety of clinical trials in multiple gastrointestinal cancers including pancreas, colon, gastric and esophageal. Dr. Wainberg's lab based research efforts involve the testing of novel therapeutics against all gastrointestinal cancers. Currently, he is the recipient of several grants focused on the targeting of cancer stem cells and in molecular classification of GI cancers. More »
 

Radiation Oncology Faculty

Percy Lee, MD
Percy Lee, MD
Director, UCLA GI Radiation Oncology Program
Dr. Lee received his bachelor of science degree from The Johns Hopkins University and earned his medical degree from Harvard Medical School, where he graduated magna cum laude. At Harvard, he was also a Howard Hughes Medical Institute Research fellow. He interned at Massachusetts General Hospital and received specialty training in Radiation Oncology from the Stanford University School of Medicine. Dr. Lee has special clinical expertise in lung cancer, cancers of the digestive tract, brain tumors and prostate cancer. His expertise includes intensity-modulated radiation therapy (IMRT), stereotactic body radiation therapy (SBRT) and stereotactic radiosurgery where highly focused radiation is concentrated on localized tumors, minimizing radiation to surrounding tissue, thereby improving tumor control and reducing side effects. More »
 

Gastroenterology/Digestive Diseases Faculty

Kevin Ghassemi, MD
Kevin Ghassemi, MD
Clinical Instructor of Medicine, Division of Digestive Diseases, David Geffen School of Medicine at UCLA
Dr. Ghassemi is a Clinical Instructor in the Division of Digestive Diseases at the David Geffen School of Medicine at UCLA. After graduating with a Bachelor of Sciences UCLA, he obtained his medical degree at the University of California, Irvine, School of Medicine. He then returned to UCLA to complete his Internal Medicine residency and Digestive Diseases fellowship. Dr. Ghassemi has co-authored manuscripts, book chapters, and abstracts on gastrointestinal bleeding, and have given oral presentations on lower gastrointestinal disorders, including colorectal cancer. More »
 
Wendy Ho, MD
Wendy Ho, MD
Assistant Clinical Professor of Medicine, Division of Digestive Diseases, David Geffen School of Medicine at UCLA
Dr. Wendy Ho received her undergraduate degree from Harvard University and earned her medical degree from the Albert Einstein College of Medicine. She completed both her internal medicine residency and gastroenterology fellowship at Massachusetts General Hospital, a teaching hospital of Harvard Medical School. She subsequently joined the UCLA faculty in 2008 as a clinician educator, where she specializes in seeing gastroenterology patients. More »
 
V. Raman Muthusamy, MD
V. Raman Muthusamy, MD
Director, Interventional Endoscopy
Associate Clinical Professor of Medicine, Division of Digestive Diseases, David Geffen School of Medicine at UCLA
V. Raman Muthusamy, MD is recognized as a leader in advanced endoscopic procedures. His clinical research interests focus on the evaluation of existing and new endoscopic technologies for the diagnosis and treatment of digestive disorders. They include endoscopic ablative techniques for Barrett's esophagus with dysplasia and early esophageal adenocarcinoma, clinical applications of endoscopic ultrasound (EIUS), assessment of new endolumenal stents. More »
 
Rabindra Watson, MD
Rabindra Watson, MD
Clinical Instructor of Medicine, Division of Digestive Diseases, David Geffen School of Medicine at UCLA
Dr. Watson's research interests include developmental and novel therapeutic endoscopic techniques. These include primary and secondary endoscopic therapies for obesity, treatment of post-surgical complications, natural orifice surgery, endoscopic suturing, diagnostic and interventional endoscopic ultrasound for pancreaticobiliary diseases, and endoscopic retrograde cholangiopancreatography. Dr. Watson completed his residency in Internal Medicine and fellowship in Gastroenterology at the University of California, San Francisco. He then went on to complete an advanced endoscopy fellowship at Massachusetts General Hospital and Brigham and Women's Hospital. More »
 

Pathology Faculty

Steven Hart, MD
Steven Hart, MD
Specialty: Gastrointestinal Pathology

Dr. Hart is on the faculty of the David Geffen School of Medicine and has a special interest in gastrointestinal pathology. After his general pathology training and a cytology fellowship at UCLA, he completed the Klaus Lewin GI and liver pathology fellowship at UCLA. Currently he lectures to medical students, teaches pathology residents, and does gastrointestinal pathology educational lectures in the community. Dr. Hart's research interests involve the practical aspects of pathology and he is currently involved in investigations in the use of digital pathology on endoscopic biopsies from the GI tract. In addition to his clinical appointments at UCLA in Westwood, he is also on staff and co-medical director of the pathology lab at the Santa Monica-UCLA Medical Center andOrthopaedic Hospital. More »
 

Diagnostic Radiology

Barbara Kadell, MD
Barbara Kadell, MD
Professor of Radiology
Dr. Kadell is Vice Chair of Clinical Operation for Westwood campus and Chief of Abdominal Imaging.
 

Genetics Team

Erin  O'Leary, MS, CGC
Erin O'Leary, MS, CGC
Erin M. O'Leary is a board certified genetic counselor at the UCLA Jonsson Comprehensive Cancer Center. Ms. O'Leary has extensive expertise in the field of cancer genetics, genetic testing, screening and medical management of high risk families. She has a particular interest in inherited colon cancer and polyposis syndromes. She also has a strong interest in health education and has given several lectures regarding cancer genetics to both community and professional organizations as well as to physicians, nurses and medical students and is an expert consultant to various healthcare research companies. Ms. O'Leary also has research experience in clinical oncology, molecular genetics and cytogenetics, particularly related to faulty DNA damage repair in cancer cells. Ms. O'Leary received a B.S. in Biochemistry in 2001 and a Master of Science in Genetic Counseling in 2005 at the University of Pittsburgh. She is an active member of the National Society of Genetic Counselors and the Collaborative Group of the Americas on Inherited Colon Cancer.
 

Enterostomal Therapy Team

Enterostomal  Therapy Team,
Enterostomal Therapy Team,
A Board Certified Ostomy Nurse is available in the Out Patient Ostomy Clinic for pre op ostomy teaching and site marking. In addition, consultation for ostomy follow up, pouching problems, product selection and measuring for support belts is available. The patient must be in the UCLA Health System. The clinic is available on Monday and Thursday mornings. Patients are encouraged to bring an extra set of their own supplies to the clinic visit as pouches are removed for proper assessment and the Clinic has a limited stock of ostomy supplies.A Board Certified Ostomy Nurse is available in the Out Patient Ostomy Clinic for pre op ostomy teaching and site marking. In addition, consultation for ostomy follow up, pouching problems, product selection and measuring for support belts is available. The patient must be in the UCLA Health System. The clinic is available on Monday and Thursday mornings. Patients are encouraged to bring an extra set of their own supplies to the clinic visit as pouches are removed for proper assessment and the Clinic has a limited stock of ostomy supplies.
 

Nurse Coordinator

Sarah Reardon, RN, BSN, ANIII
Sarah Reardon, RN, BSN, ANIII
Nurse Coordinator
 
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