435 Highland Ave
Suite 110
Cheshire, CT 06410
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Call us directly: 203-272-0396

Meet our medical staff

  • Our physicians are all Board Certified in Pediatrics and participate in continuing medical education to keep pace with the rapidly advancing world of healthcare.
  • We have over 60 years of combined experience in treating children and adolescents.
  • Our current hospital affiliations include Yale New Haven Hospital where we care for newborns and inpatients.
  • We participate in teaching medical students and residents from Yale, UConn, and Quinnipiac University School of Medicine.

James O’Connor, MD

James O’Connor, MD

Dr. O’Connor joined the practice in 1999. He received his undergraduate degree from the University of Massachusetts at Amherst and his medical degree from the University of Massachusetts medical school. He completed his residency at the University of Connecticut at Connecticut Children’s Medical Center. Since 2003, he has been the medical director of Cheshire public […]

Karalyn Kinsella, MD

Karalyn Kinsella, MD

Dr. Kinsella has been with the practice since 2001. She received her undergraduate degree from Trinity College in Hartford, CT. She received her medical degree from the University of Connecticut, and she completed her pediatric residency training through the University of Connecticut at Connecticut Children’s Medical Center in Hartford, CT. She serves on the Connecticut […]

Elizabeth Herz, MD

Elizabeth Herz, MD

Dr. Herz has been in practice since 1996. She joined the practice in 2004 after returning home to Connecticut. As an undergraduate, she attended Wellesley College in Wellesley, Massachusetts. She received her medical degree from the University of Virginia, and she completed her pediatric residency training at the University of Virginia Medical Center in Charlottesville, […]

Brian Liebler, MD

Brian Liebler, MD

Dr. Liebler joined the practice in 2011. As an undergraduate, he attended the University of Rochester in Rochester, NY. He received his medical degree from SUNY Downstate Medical Center in Brooklyn, NY, and he completed his pediatric residency training at Yale New Haven Children’s Hospital. He is actively involved in teaching medical students as a […]