Arnold B. Korval, M.D.

Dr. Korval joined Greenwich Pediatrics in 1979. He graduated with a Bachelor's degree in Political Science from Franklin and Marshall College, received his MD from St. Louis University School of Medicine, and completed his residency training at The Children's Hospital of Philadelphia. He is Board Certified by The American Board of Pediatrics, and a Fellow of the American Academy of Pediatrics. He has served as Chairman of the Department of Pediatrics at Greenwich Hospital from 1997 to the present. He enjoys biking, his dogs and spending time at the shore.

Alison M.Cass, M.D.

Dr. Cass joined Greenwich Pediatrics in 1986. She graduated from The Johns Hopkins University with a BA in Biology, then earned her MD from the University of Connecticut School of Medicine. She trained in Pediatrics at Bridgeport Hospital and Yale, in the primary care program. She too served a term as Chief Resident. She is Board Certified by the American Board of Pediatrics, and a Fellow of the American Academy of Pediatrics. She spends free time with her family and friends, skiing, biking, beaching and gardening.

Elizabeth Z. Krowitz, M.D.

Dr. Krowitz joined Greenwich Pediatrics in 1991. She graduated with honors from Harvard-Radcliffe University with an A.B. in Biology. After receiving her M.D. from Cornell University Medical College, Dr. Krowitz completed her residency in Pediatrics at the Albert Einstein College of Medicine. She did a fellowship in Ambulatory Pediatrics at Montefiore Hospital and North Central Bronx Hospital before joining Greenwich Pediatrics. She is Board Certified by the American Board of Pediatrics and is a Fellow of the American Academy of Pediatrics. Dr. Krowitz is married to her husband, Scott, and is the mother of two teenage boys, and an English Springer Spaniel. In her free time, Dr. Krowitz is an active member of the Stamford Jewish community, and volunteers in the local public schools. She loves travel, art and theatre as well as spending time with family and friends.

Gail Weiner M.D.

Dr. Weiner joined Greenwich Pediatrics in 1999. She received her Bachelor's degree in Occupational Therapy from Boston University, and earned her MD at the University of Pittsburgh. She did her post-graduate pediatric training at Children's Hospital of Pittsburgh and Bridgeport Hospital/Yale, also serving as Chief Resident. Subsequently, she completed a Cerebral Palsy Fellowship at Blythedale Children's Hospital in Valhalla, NY. She is Board Certified by the American Board of Pediatrics. She also serves as Medical Director of St. Vincent's Special Needs Services in Trumbull, CT. Her interests include biking, bridge, and cooking.

Natasha B. Khosla M.D.

Dr. Khosla joined our practice in 2004. She graduated with honors from the University of Delhi in New Delhi, India and from Stevens Institute of Technology, with degrees in zoology and chemical biology. She earned her MD at the University of Connecticut School of Medicine. She completed her postgraduate training in pediatrics at Children's Hospital of NY, Columbia University. Prior to joining Greenwich Pediatrics, she completed additional training in Neonatology and attended in the Emergency Room at Children's Hospital of NY. She is Board Certified by the American Board of Pediatrics. In her free time, she enjoys her family, friends, and garden.

Amy Kappelman M.D.

Dr. Kappelman joined Greenwich Pediatrics in 2007. She is a graduate of Yale University with a major in Molecular, Cellular and Developmental Biology. She earned her MD degree at Columbia University College of Physicians and Surgeons in New York City. Her post-graduate training in pediatrics was completed at Children's Hospital of Philadelphia. She is a Fellow of the American Academy of Pediatrics and is Board Certified by the American Board of Pediatrics. In her leisure time, she enjoys her family and friends, as well as traveling and running.