Our Team

Expert, Compassionate Cancer Treatment on Long Island

Rajiv V. Datta, MD

Rajiv V. Datta, MD, MBA, FACS, FRCS, FICS
Chair Department of Surgery, Director of the Division of Surgical Oncology and Head and Neck Surgery and Medical Director of the Mount Sinai South Nassau Gertrude & Louis Feil Cancer Center
Professor of Surgery, Icahn School of Medicine at Mount Sinai

Dr. Datta established Mount Sinai South Nassau’s Surgical Oncology Program in 2001. He specializes in Thyroid and Head & Neck Neoplasms. He trained at Grant Medical College and Tata Memorial Cancer Center in India, with advanced training in plastic surgery and surgical oncology in the UK, prior to a research fellowship at Memorial Sloan-Kettering Cancer Center. He completed a dual fellowship in surgical oncology and head and neck surgery at Roswell Park Cancer Institute in Buffalo, NY and then served on the faculty of Maimonides Medical Center and Coney Island Hospital. Dr. Datta's approach to comprehensive cancer care is one that combines the most advanced surgical techniques with a warm and caring attitude that enables both patients and their families to feel comfortable and confident while making important medical decisions.

Practice Location:
Mount Sinai South Nassau
One Healthy Way, Oceanside, NY 11572
(516) 632-3350
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Mount Sinai South Nassau Gertrude & Louis Feil Cancer Center
One South Central Avenue, Valley Stream, NY 11580
(516) 632-3350
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Eric Seitelman, MD

Eric Seitelman, MD, FACS
Surgical Oncologist
Program Director of General Surgery, Icahn School of Medicine at Mount Sinai South Nassau

Dr. Seitelman is board certified in General Surgery and fellowship trained in Complex Surgical Oncology at Virginia Commonwealth University. Since 2012 he has been treating patients in Long Island and Queens at Mount Sinai South Nassau. Dr. Seitelman cares for patients with breast cancer, skin cancers such as melanoma, sarcoma, gastrointestinal malignancies. While focusing on breast cancer and melanoma, Dr. Seitelman works closely with plastic surgeons to achieve optimal results both in terms of cancer care and cosmetic outcomes. At Mount Sinai South Nassau, we have a strong multidisciplinary system where specialists work together daily to provide state of the art care. In addition to surgical oncology, Dr. Seitelman operates on large benign masses as well as being a busy general surgeon with a large hernia practice.

Practice Locations:
Mount Sinai South Nassau Gertrude & Louis Feil Cancer Center
One South Central Avenue, Valley Stream, NY 11580
(516) 632-3350
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2209 Merrick Road, Merrick, NY 11520
(516) 632-3350
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Hideo Takahashi, MD

Hideo Takahashi, MD

Dr. Takahashi is board certified in General Surgery and Complex General Surgical Oncology. He obtained his medical degree from Kobe University School of Medicine in Kobe, Japan. He completed a General Surgery Residency at Cleveland Clinic in Cleveland, Ohio and a Complex General Surgical Oncology fellowship at Roswell Park Comprehensive Cancer Center in Buffalo, New York. He is specialized in the malignancies in the liver, pancreas, and upper and lower gastrointestinal tract. He is also specialized in robotic surgery for oncology cases as well as general surgery including gallbladder and hernia repair.

Practice Location:
Mount Sinai South Nassau Gertrude & Louis Feil Cancer Center
One South Central Avenue, Valley Stream, NY 11580
(516) 632-3350
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Hideo Takahashi, MD

Rohit Ranganath, MD

Rohit Ranganath, MD is board certified in General Surgery and specializes in Endocrine and Head and Neck Oncology. He earned his medical degree at Rajiv Gandhi University of Health Sciences in India and completed residency in Otolaryngology and Head and Neck Surgery. He completed General Surgery residency training at Mercy Catholic Medical Center in Darby, PA, followed by a fellowship in Head and Neck Endocrine Surgery at The Johns Hopkins Hospital in Baltimore, MD.

He specializes in minimally invasive endocrine surgery for thyroid, parathyroid and adrenal disorders and head and neck cancers. In addition, he offers laparoscopic and robotic surgery for ventral, hiatal and inguinal hernia repairs and gall bladder disorders. His treatment philosophy is to deliver personalized high-quality care.

Practice Location:
Mount Sinai South Nassau Gertrude & Louis Feil Cancer Center
One South Central Avenue, Valley Stream, NY 11580
(516) 632-3350
Get Directions