Carol Ann Waksmonski, MD

Dr. Fedoronko is an Assistant Clinical Professor of Psychiatry in the Consultation-Liaison and Behavioral Medicine division. He received an undergraduate degree in chemistry from Wayne State University before studying medicine at the University of Michigan Medical School. He completed residency in psychiatry at New York-Presbyterian Hospital/Weill Cornell Medical Center. He then came to Columbia to complete a fellowship in consultation-liaison psychiatry. He has remained on faculty since that time. He currently serves as liaison to the lung transplant, heart transplant, and heart failure programs at NewYork-Presbyterian Hospital. He additionally serves as a consultant to the general hospital. His interests include the management of mood and anxiety disorders in patients with severe medical illness and the influence of personality style on coping mechanisms and medical outcomes. He is active in teaching as he directs the consultation-liaison component of the third year medical student clerkship in psychiatry. Dr. Fedoronko is also active in clinical supervising and lecturing to psychiatry residents and fellows. Past honors include the William Webb Fellowship from the Academy of Psychosomatic Medicine, the outstanding graduate in consultation-liaison psychiatry from NewYork-Presbyterian Hospital/Weill Cornell Medical Center, the Raymond Waggoner Award from the University of Michigan Medical School, and election to Alpha Omega Alpha Honor Medical Society.

Ives "Tony" Valenzuela, MD, is a board-certified ophthalmologist and is the Helen and Martin Kimmel Assistant Professor of Ophthalmology at CUIMC. He is also an Attending Ophthalmologist at the New York Presbyterian Hospital where he serves as the Associate Director of the Ambulatory Care Network Eye Clinic. His surgical expertise includes traditional glaucoma surgery, minimally invasive glaucoma surgery, glaucoma laser surgery, and cataract surgery. Originally from Bethesda, Md., Dr. Valenzuela received his Bachelor of Science in Biology from Yale University. He received his medical degree from Columbia University Vagelos College of Physicians & Surgeons, where he was elected to the Alpha Omega Alpha Medical Honor Society. After an internship at Memorial Sloan Kettering Cancer Center, he completed his ophthalmology residency at New York Presbyterian/Columbia University Irving Medical Center where he served as Chief Resident in his final year. He subsequently completed the Advanced Specialty Glaucoma Fellowship Training Program at the Johns Hopkins Wilmer Eye Institute in Baltimore, Maryland where he also served as one of the Heed Ophthalmic Foundation Fellows for the 2022-2023 academic year. Upon completion of his fellowship, Dr. Valenzuela returned to Columbia as a full-time faculty member. Dr. Valenzuela's areas of research primarily focus on understanding glaucoma and glaucoma care in vulnerable populations, surgical and device innovation, and surgical instruction and ophthalmic education for resident and fellow trainees. Clinically, Dr. Valenzuela aims to form partnerships with each of his patients to best manage their glaucoma and maximize their quality of life.

ColumbiaDoctors ophthalmologists are leaders in their field. We are part of the Edward S. Harkness Eye Institute and have been making groundbreaking discoveries for more than 80 years. We offer advanced medical and surgical specialties in retinal diseases, glaucoma, corneal conditions, cataracts and refractive surgery, neuro-ophthalmology, ophthalmic oncology, and pediatric ophthalmology, among others.