Luke John Benvenuto, MD

Harpreet Singh Grewal, MD is a highly skilled pulmonologist and critical care medicine specialist based in New York, NY. With expertise in a range of respiratory conditions, Dr. Grewal provides comprehensive care to patients, utilizing advanced technologies and treatments to ensure optimal health outcomes. As part of Columbia University, Dr. Grewal is affiliated with CUIMC Presbyterian Hospital and Vanderbilt Clinic, as well as CUIMC Herbert Irving Pavilion. Accepting new patients and offering virtual visits, Dr. Grewal is committed to delivering personalized care and is dedicated to helping patients manage their health through the Columbia Connect app.Generated from the website

Hilary Y. Robbins, MD earned her BA from Yale University and MD from Columbia University College of Physicians and Surgeons. She completed her training in Internal Medicine, followed by a fellowship in Pulmonary and Critical Care Medicine, at Columbia University Medical Center. Her fourth year of fellowship was supported by a grant from the Stony Wold-Herbert Fund. She is board certified in Internal Medicine, Pulmonary Medicine, and Critical Care Medicine. She joined the faculty in the Lung Transplant Program at Columbia as an assistant professor in 2010. Her professional society memberships include the American Thoracic Society, the American College of Chest Physicians, and the International Society of Heart and Lung Transplantation.

Gabriel Rand, MD, is Assistant Professor of Ophthalmology at CUMC, and a board-certified cornea expert specializing in the medical and surgical management of cornea, anterior segment, and refractive conditions. Dr. Rand received his fellowship training in cornea, anterior segment, and refractive surgery at Columbia University Irving Medical Center. He has an undergraduate degree from the School of Engineering at Cornell University and completed his medical school and ophthalmology residency at the Albert Einstein College of Medicine. During his residency, Dr. Rand was awarded the Ronald M. Burde Award for Excellence in Research for his work in the application of advanced statistical methods with eye bank data. Dr. Rand will be seeing patients in Columbia Ophthalmology's Westchester practice and the Edward S. Harkness Eye Institute in northern Manhattan.