Associate and site directors

Karen Friedman, MD

  • Program Director,
    Internal Medicine residency program

John Raimo, MD

  • Site Director, Long Island Jewish Medical Center,
    Internal Medicine residency program

Kyle Katona, MD

  • Site Director, North Shore University Hospital,
    Internal Medicine residency program

Jason Ehrlich, MD

  • Associate Program Director,
    Internal Medicine residency program

Sean Patrick LaVine, MD

  • Assistant Professor, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell
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Jennifer Verbsky, MD

  • Associate Program Director,
    Internal Medicine residency program

Deyun Yang, MD

  • Assistant Professor, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell
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2017-2018 Chief Residents

Marci Laudenslager, M.D. was raised in Orefield, Pennsylvania. She was a professional and touring musician throughout her childhood, teenage and adult years. She received a Bachelor of Science degree from the Pennsylvania State University with a concentration in Microbiology, Biochemistry and Molecular Biology. She subsequently accepted a position at the Children’s Hospital of Philadelphia where she served as Senior Research Scientist and Coordinator for Familiar Neuroblastoma Studies. She completed her medical education at Drexel University College of Medicine in Philadelphia. In her free time, she writes music and looks forward to spending time with her family. She loves to compete in races and triathlons with her brother, Joshua.

Nichol Martinez, M.D. was born in Brooklyn, New York and grew up in Jamaica, Queens. He received his bachelor’s degree in Biochemistry at Stony Brook University prior to completing his medical degree at SUNY Downstate in Brooklyn. After his chief year, he plans to pursue a career in gastroenterology. When he is not in the hospital, he enjoys watching/playing basketball, watching movies and spending time with friends and family.

Claire Popplewell, M.D. was born in Massachusetts and grew up in Maryland and New Jersey. She studied Applied Mathematics as an undergraduate at Columbia University; she then obtained her medical degree from New York Medical College. After her chief year, she plans on pursuing a career in academic medicine, specifically in a primary care setting. In her free time, she enjoys traveling (and collecting Starbucks mugs from all over the world), visiting local breweries, watching Nicolas Cage movies, and spending time with her fiancé Chris, who is a radiology resident at Northwell Health.

Yonathan Litwok, M.D. grew up in Marlboro, New Jersey. He attended Brandeis University where he majored in Economics. After graduation he worked at an investment bank, Bear Stearns, before making a career change and completing a postbaccalaureate program at Rutgers University. He attended New Jersey Medical School in Newark, NJ. After his chief year Yoni plans on pursuing a fellowship in Cardiology. In his free time Yoni enjoys playing sports, especially soccer and golf, as well as watching the Mets and Giants. Most of all he likes traveling and dining out with his wife Logan.

Matthew Sinclair, M.D. grew up on the south shore of Long Island, NY. He received his bachelor’s degree in biology at Stony Brook University prior to receiving his medical degree from Howard University in Washington, DC. After completing his chief residency, he plans to pursue a fellowship in nephrology. In his free time, he enjoys watching and attending professional sporting events, traveling, and exploring new cuisines with his loving wife, Vane.

2018-2019 Chief Residents

Danielle Aronsky, M.D. grew up in Woodcliff Lake, New Jersey. She earned both her bachelor's degree in biology and and her medical degree from George Washington University in Washington D.C. After her chief year, she plans on pursuing a career as an academic hospitalist. In her free time, Danielle enjoys traveling, trying out new restaurants, catching up on Hollywood gossip and spending time with friends and family. If Danielle were not in medicine, she would be a veterinarian because she loves animals.

Don-Andre Jackson, M.D. was born on the island Jamaica and grew up in New Rochelle, New York. He completed his bachelor's degree in Biology at the Sophie Davis School of Biomedical Education. Soon after, he received his medical degree from SUNY Downstate Medical College. He plans to pursue Rheumatology after completing his chief year. When he’s not working I enjoy salsa dancing in the city and traveling the world.

Dae Hyeon Kim, M.D. was born in South Korea but grew up in Lexington, Massachusetts. He attended University at Buffalo where he completed his bachelor's degree in Biomedical Sciences and where he also received his medical degree. After his chief year, he plans on pursuing a career in Pulmonary/Critical Care. In his free time he loves to cheer on his patriots, play golf, watch WWII documentaries and spend time with his family. If he was not in medicine, he would have pursued a career as a professional poker player.

Jeanie Lee, M.D. is a native New Yorker, born and raised in Queens. After high school, she enrolled into the combined BA-MD program and lived in Brooklyn for eight years. She attended Brooklyn College and SUNY Downstate Medical School.  After her chief year, she plans on pursuing a fellowship in Rheumatology. She enjoys sightseeing, walking, singing, and spending time with her twin sister, husband, and family.  

Kelvin Wong, M.D. was born in Hong Kong and grew up in Brooklyn, New York. He studied Biology and Economics at Columbia University prior to obtaining his medical degree from SUNY Downstate in Brooklyn. After chief year, he plans to pursue a career in Pulmonary and Critical Care Medicine. He is an avid lover of craft beers, coffee, furry creatures, and puns (both good and bad). He also enjoys creating with his hands with his most ambitious project to date being a deck he built for his parents. His ultimate goal is to hand build and operate a cafe/bar where dogs are welcome, named "Ruffreshments".

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