Ifesinachi C Nnaji, MD

Joshua L. Hartman, MD, is a gastroenterologist at NewYork-Presbyterian Medical Group Westchester and an assistant professor of medicine at Columbia University Medical Center. He performs surgeries at NewYork-Presbyterian Lawrence Hospital. Dr. Hartman see patients for general gastroenterology conditions as well as liver disease. He earned his medical degree from New York Medical College. He served his internship and residency at Icahn School of Medicine at Mount Sinai Hospital and his gastroenterology fellowship at Northwell Health. He is a frequent lecturer and has published research in various medical journals. Dr. Hartman is a member of the American College of Gastroenterology and the New York Society for Gastrointestinal Endoscopy.

Dr. Silva specializes in minimally invasive bariatric surgery. He is known as one of the early adopters of the gastric sleeve technique and is among the most experienced surgeons in the New York area in Laparoscopic Sleeve Gastrectomies. He received advanced training in laparoscopic surgery at Baptist Hospital in Miami, FL and received his medical training at Albert Einstein College of Medicine / Montefiore Medical Center, Mount Sinai School of Medicine and University of Medicine and Dentistry of New Jersey / Robert Wood Johnson.

Dr. Jaleh Farahani is a board certified Internal Medicine Specialist in Mount Vernon, New York. She attended and graduated with honors from Tehran University of Medical Science. Dr. Farahani practices at NewYork-Presbyterian Medical Group Westchester and is affiliated with NewYork-Presbyterian Lawrence Hospital.