Shauna Himashi Gunaratne, MD, MPH, TM

Dr. Hiram Shaish graduated from Dartmouth College and received his M.D. from Mount Sinai School of Medicine. He is currently Assistant Professor of Radiology at Columbia University Medical Center (CUMC). Dr. Shaish completed his residency at Westchester Medical Center in Diagnostic Radiology and fellowship at New York University. He is a member of the Society of Abdominal Radiology. Dr. Shaish's research interests include Prostate MR imaging and cystic renal lesions.

Jodi Lerner, MD is a member of the Maternal-Fetal Medicine (MFM) division at Columbia University Irving Medical Center. Her areas of clinical expertise include ultrasound-guided puncture procedures, sonographic evaluation of benign and malignant ovarian masses, early fetal evaluation, including identification of multiples, and of fetal and placental abnormalities, and obstetric amniocentesis. She has won a national recognition in gynecologic sonography and tristate recognition for obstetric sonography. In addition to board certification in obstetrics and gynecology, she has completed post-residency training in obstetrics and gynecologic ultrasound. As the previous director of the obstetrics and gynecology residency program at Columbia, she uses her teaching and management skills effectively in interactions with colleagues and patients. Dr. Lerner has authored many publications, book chapters, and scientific abstracts. She is frequently invited to speak at national and international scientific meetings. Comments on her warm bedside manner and her engaging personality appear regularly on UrbanBaby, a message board and web resource for new parents and parents-to-be.

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.