BronxCare Health System

Current Ophthalmology Residents

Ophthalmology Residency Class of 2021

Onelys Carrasquillo, MD

Onelys Carrasquillo, MD

Dr. Carrasquillo was born and raised in San Juan, Puerto Rico. She graduated summa cum laude with a BS in Molecular Sciences at the University of Puerto Rico where she received the Highest Average in Biology Major and Academic and Research Excellence awards. As an undergraduate student, she studied the effect of alcohol in alpha 249 transgenic mice with Slow Channel Congenital Myasthenic Syndrome under the mentorship of Dr. Jose Lasalde at the University of Puerto Rico Rio Piedras Campus. She was also a research assistant during the construction and characterization of a reporter-tagged poliovirus for in vitro and in vivo imaging at The Pennsylvania State University Summer Research Opportunity Program. During her years as an undergrad, she became a member of the Alpha Phi Omega community service fraternity.

Dr. Carrasquillo graduated from medical school at the University of Puerto Rico School of Medicine in San Juan, Puerto Rico. During her years as a medical student she helped the Ronald McDonalds Foundation establish vision and audiology clinics which provided medical services to the underserved communities of Puerto Rico. Dr. Carrasquillo then completed residency training in Internal Medicine at the University of Puerto Rico Medical Sciences Campus. By combining the two specialties, she aspires to integrate the fundamentals of systemic disease into the prompt diagnosis and management of ophthalmologic diseases. During her free time, she likes to do yoga, go to the beach, and spend time with her family.

Stephen Lau, MD

Stephen Lau, MD

Dr. Stephen Lau was born in Toronto and raised in Richmond Hill, a suburb of Toronto. He attended medical school at the University of Sheffield in the UK where he won the Ede and Ravenscroft Prize for the top scoring student in his first year and ultimately graduated with honors. His passion for ophthalmology was solidified during a 6 week elective at the Tilganga Institute of Ophthalmology (TIO) in Kathmandu, Nepal where he witnessed the impact of eye care in a low resource setting, including a remote eye camp in rural Nepal. In his final year of medical school, he placed third in the UK-wide Royal College of Ophthalmologists Duke Elder Undergraduate Prize Examination and was awarded a travel grant from Bayer to present his findings on using aflibercept in refractory exudative age-related macular degeneration at the Association of Research in Vision and Ophthalmology (ARVO) conference. He subsequently worked in London, England for 2 years in various hospitals and specialties including ophthalmology. He remains interested in health systems, global ophthalmology in low resource settings and he hopes to incorporate mission trips in his future career. Outside of work, Stephen enjoys travelling, hiking, cooking and recently, snowboarding.

Ophthalmology Residency Class of 2022

Ethan Stern, MD

Ethan Stern, MD, originally a San Diego native, spent time in New Orleans as a touring jazz pianist before he went back to school at Tulane University to obtain his medical doctorate and internship training. Ethan has taken a particular interest in many different areas of research, including his published works on herpes keratitis while working at the Louisiana State University Department of Ophthalmology as well as his published papers on retinal pathology with Drs. Gholam Peyman, Mandi Conway, and Anthony Mazzulla. Ethan loves exploring new restaurants, learning new things, and solving complex riddles.

Maria Lopez, MD

Maria Lopez, MD

Dr. Lopez was born and raised in El Salvador. She attended Dr. José Matías Delgado University where she obtained her Doctor of Medicine degree. Subsequently she obtained her Masters in Ophthalmology at the Universidad de San Carlos de Guatemala in Guatemala City, and was elected Chief Ophthalmology Resident.

Upon her arrival to the U.S., Dr. Lopez did a Postdoctoral Research Fellowship at Schepens Eye Research Institute/Massachusetts Eye and Ear Infirmary, Harvard Medical School and Tufts Medical Center/Tufts University School of Medicine in Boston MA, under the mentorship of Dr. Pedram Hamrah, studying the trafficking mechanism of immune cells to the cornea in the murine model of corneal transplantation, with the aim of developing novel therapeutic strategies for corneal graft rejection. Her work has resulted in published manuscripts in Nature Communications, Frontiers in Immunology, Investigative Ophthalmology & Visual Science, The Ocular Surface, among others.

Her commitment to the profession prompted her to apply to an ophthalmology residency in the U.S, to fulfill her childhood dream of becoming an ophthalmologist. Prior to her move to New York, she did her internship at Berkshire Medical Center in Pittsfield, MA. Maria enjoys spending quality family time with her husband, two children, and a dog. She also enjoys leisure reading and watching movies.

Ophthalmology Residency Class of 2023

Shaina Kumar, MD

Shaina Kumar, MD

Shaina Kumar, MD, was born in India and raised in Brooklyn, NY. She graduated St. Joseph’s College summa cum laude with a BS in Biology, along with Departmental Honors and a membership in the Delta Epsilon Sigma honor society. Prior to attending medical school, her passion for humanitarian service abroad was confirmed during her mission trip to Zambia, where she worked with the Salvation Army on various community service projects there. She attended medical school at Drexel University College of Medicine where she was involved in organizations such as the South Asian Medical Student Association and Doctor's Note. While participating in research, shadowing, and rotational experiences in ophthalmology during medical school, her passion for the field grew. She hopes to combine her passions for ophthalmology and global health, especially in underserved areas, in the future. Shaina enjoys yoga and meditation, exploring new restaurants and places, and spending time with family and friends.

Caleb Shumway, MD

Caleb Shumway, MD

Dr. Shumway grew up in Phoenix, Arizona and attended college at Brigham Young University, followed by medical school the University of California, Irvine. During his medical training, he was a part of the PRIME-LC program, which focuses on medical education for serving the Latino community. He completed a post-doctoral fellowship in ocular pathology and research at the John A. Moran Eye Center at the University of Utah, and he has enjoyed humanitarian service trips to the Navajo Nation, Peru, Panama, Kenya, Thailand, and Mexico.

Ophthalmology Residency Class of 2024

Eun “Ernest” Yoon, MD

Eun “Ernest” Yoon, MD

Transitional Resident

Dr. Yoon was born in Incheon, South Korea and moved to the U.S. in 2005. He attended the University of Texas at Austin where he studied biomedical engineering and biochemistry and graduated with highest honors. He attended Texas A & M University Health Science Center College of Medicine. He has enjoyed medical mission trips to Nicaragua, Peru, Zambia, and Haiti, and grew his genuine interest in ophthalmology. He served on the leadership team of the ophthalmology interest group. Dr. Yoon is excited to serve the population of the Bronx.

Chandana Papudesu, MD

Chandana Papudesu, MD

House Physician in Ophthalmology

Dr. Papudesu, a native of Atlanta, GA, graduated with highest honors with a BS in Biology from Emory University, where she was inducted into the Phi Sigma Biological Sciences Honor Society and Phi Beta Kappa National Honor Society. She went on to receive her MD from the Medical College of Georgia in Augusta, Georgia. During her medical school training, she was awarded a one-year residential research fellowship at the National Eye Institute under the mentorship of Dr. Emily Chew through the federally-funded Medical Research Scholars Program. Prior to completing her Transitional Year at West Virginia University, she pursued a clinical fellowship in Ophthalmic Pathology at the University of Wisconsin-Madison in Madison, Wisconsin. Her research in Retina and Ophthalmic pathology has led to multiple publications and presentations at national conferences, including AAO and ARVO. In her free time, Dr. Papudesu enjoys traveling, water sports, hiking, and spending time with friends and family.