Meet Our Team

Daniel M. Labow, MD

Dr. Labow, Chief of the Surgical Oncology Division at The Mount Sinai Hospital, is a board certified surgeon with a specialty in Surgical Oncology. He studied medicine at the Dartmouth-Brown Medical Program, completed his General Surgery residency at the University of Chicago, and received his fellowship training at Memorial Sloan-Kettering Cancer Center. Dr. Labow is the Vice Chair of Outpatient Services for the Department of Surgery and the Program Director of Surgical Oncology Fellowship.

Dr. Labow's clinical and research interests include the diagnosis and treatment of a broad range of malignancies, including gastric and esophageal cancer, pancreatic neoplasms, primary and metastatic liver malignancies, biliary tract disease, colon and rectal cancer, sarcoma, and melanoma. Dr. Labow established and directs one of the busiest Hyperthermic Intraperitoneal Chemoperfusion (HIPEC) programs in the country. This is a technique combining surgery with chemotherapy that has revolutionized the treatment of cancers in the abdominal (peritoneal) lining.

Dr. Labow is an active member in the American College of Surgeons, American HepatoPancreaticoBiliary Association, and Society of Surgical Oncology, where he sits on the education committee. He is the New York State Chair of the Commission on Cancer, and he Co-Chairs the Gastrointestinal Disease Focus Group at The Mount Sinai Hospital.

Spiros Hiotis, MD, PhD

Dr. Hiotis received his Doctor of Medicine at the University of Maryland. He then went on to receive his PhD in Immunology and completed his General Surgery residency at the University of South Florida. Upon completing his residency, Dr. Hiotis moved to New York, where he completed a fellowship in Surgical Oncology at Memorial Sloan- Kettering Cancer Center.

Dr. Hiotis has been with The Mount Sinai Hospital since 2008. He maintains a busy clinical practice, providing specialty care for patients with liver, pancreas, and gastrointestinal cancers and sarcoma. In addition to his clinical practice, Dr. Hiotis serves as the Vice Chairman for Research of Mount Sinai's Department of Surgery. In this role, he administrates the coordinated clinical and basic science research efforts of the Department. Dr. Hiotis is a leader in researching potential causes and treatments for hepatocellular carcinoma. His additional research activities also include participation in clinical trials for treatment of liver and gastrointestinal cancers and basic science research focusing on cancer immunotherapy.

Umut Sarpel, MD, MSc

Dr. Sarpel is a board certified surgeon with specialization in Surgical Oncology. She received her Bachelor of Science degree with distinction in research from the University of Rochester and earned her medical degree from the State University of New York at Buffalo. Dr. Sarpel then completed her surgical residency followed by a two-year fellowship at The Mount Sinai Hospital.

Dr. Sarpel specializes in the treatment of cancers of the stomach, pancreas, liver, biliary tree, small bowel, and colon. In addition to performing open surgery and minimally invasive cancer surgery, she performs innovative procedures such as irreversible electroporation for pancreatic cancer and HIPEC.

Dr. Sarpel is strongly committed to medical education and has been honored with multiple teaching awards. She is also heavily involved in clinical and outcomes research and has published several articles and book chapters in the fields of surgical oncology and hepatobiliary surgery. Dr. Sarpel is the recipient of a grant from the National Cancer Institute to study disparities in the treatment of hepatocellular carcinoma.

David Lee, MD

Prior to joining Mount Sinai, Dr. Lee was an Attending Surgeon at the Montefiore Medical Center, Weiler Division, Bronx, New York for nearly 15 years. Dr. Lee is a surgical oncologist, whose clinical focus is in melanoma and sarcoma.

Dr. Lee received a Bachelor of Arts magna cum laude from the University of Pennsylvania. He earned a Doctor of Medicine at the Albert Einstein College of Medicine, Bronx, NY, where he also completed a residency in General Surgery. He went on to pursue fellowships in Immunotherapy and Surgical Oncology at the Surgery Branch of the National Cancer Institute at the National Institutes of Health in Bethesda, Maryland. During this time, he also served as a Lieutenant Commander and Medical Officer in the United States Public Health Service.


Contact Us

Mount Sinai Surgical Associates
Division of Surgical Oncology
1470 Madison Ave, 3rd Fl
New York, NY 10029
Tel: 212-241-2891