Pratik Jayanti Patel, O.D.

Paul Chapman, MD is currently the Chief Medical Research Officer for the Meyer Cancer Center at Weill Cornell Medicine and NewYork-Presbyterian Hospital. Dr. Chapman received his M.D. degree from Weill Cornell Medical College in 1981 and trained in internal medicine as an intern and resident at the University of Chicago Hospitals and Clinics from 1981-1984. After that, he returned to New York as a medical oncology Fellow at Memorial Sloan Kettering Cancer where he focused on immunotherapy of melanoma in the laboratory of Dr. Alan Houghton. He joined the faculty of Memorial Sloan Kettering Cancer Center (MSKCC) in 1988 and worked there through 2023 as a tenured Attending Physician. During this time at MSKCC, Dr. Chapman led many clinical and laboratory studies designed to develop new and improved treatments for melanoma. This included the first BRAF targeted therapy trial and several immunotherapy trials. His research continues to focus on developing new treatments for melanoma.

Dr. Kimberly Sippel attended Harvard College in Cambridge, Massachusetts, graduating with honors in Biochemical Sciences. She received her medical degree with the Alpha Omega Alpha honor distinction from the Columbia University College of Physicians & Surgeons in New York City. Following two years of training in general surgery at the Massachusetts General Hospital, Dr. Sippel completed ophthalmology residency training at the Massachusetts Eye and Ear Infirmary, Harvard Medical School. She then completed the fellowship program in Cornea and External Disease at the Massachusetts Eye and Ear Infirmary, and is a recipient of both a Heed Foundation fellowship, as well as the American Ophthalmological Society Knapp Foundation fellowship award. Dr. Sippel also pursued several years of vision-related laboratory investigation as a Research Fellow at both the Massachusetts Eye and Ear Infirmary and the Schepens Eye Research Institute in Boston, Massachusetts. Dr. Sippel is a diplomate of the American Board of Ophthalmology. Dr. Sippel is an Assistant Professor of Ophthalmology at the Weill Cornell Medicine and the NewYork Presbyterian Hospital. Prior to joining the Weill Cornell faculty, Dr. Sippel was with Cornea Consultants of Boston/ Laser Eye Consultants of Boston and had an active teaching role at Massachusetts Eye & Ear Infirmary. Her interests include laser vision correction surgery, corneal transplantation and cataract surgery, corneal disease and dry eye, and conjunctival tumors.Kimberly C. Sippel, M.D. discusses the specifics of the cornea.

Dr. Sinha specializes in metabolic bone diseases including osteoporosis and parathyroid disorders. She also specializes in obesity and the effects bariatric surgery on the endocrine system. She is a member of the islet transplantation team and is interested in the care of post-transplant diabetes.