• Our Physicians

• Megan Dinh, MD
• Joseph Dorfman, MD
• William Giasi, MD
• Leslie Greenberg, MD
• Danielle Harvey, MD
• Robert Helmrich, MD
• Payal Hemrajani, MD
• Valerie Kullmann, MD
• Bert Mandelbaum, MD
• Rebecca Marshall, MD
• Erica Martin, M.D.
• Joelle McConlogue, MD
• Kim Millar, MD
• Adam Naddelman, MD
• Peter Pellegrino, MD
• Dean Pierson, MD
• Shawn Pierson, MD
• Gerald Raymond, MD
• Kathleen Riewe, MD
• Michael Riggall, MD
• Allen Schneider, MD

Our Physicians

Megan Dinh, M.D.

Dr. Dinh joined PNP in 2007. She completed her pediatric and adolescent residency at the University of Connecticut School of Medicine in Hartford, CT. Dr. Dinh received her medical degree from Eastern Virginia Medical School in Norfolk, Virginia. She graduated from the University of Virginia in Charlottesville, Virginia with a BA degree in biology. Dr. Dinh is board certified in pediatrics and is a fellow of the American Academy of Pediatrics. She enjoys ballroom dancing, cooking, and spending time with her family. Dr. Dinh lives in Robbinsville with her husband and two sons.

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Joseph Dorfman, MD

Dr. Dorfman joined PNP in 2005. He previously worked at Verona Pediatrics in Caldwell, New Jersey. Dr. Dorfman completed his pediatric residency at New York Hospital - Cornell Medical Center in New York City. He received his medical degree from the University of Medicine and Dentistry of New Jersey - New Jersey Medical School in Newark, NJ. Dr. Dorfman attended Lehigh University in Bethlehem, Pennsylvania and graduated with a BA in biology and was a member of the honor society Phi Beta Kappa. He is board certified in pediatrics and is a fellow of the American Academy of Pediatrics. He grew up in Plainsboro, NJ and graduated from West Windsor Plainsboro High School.  He is an avid Yankee fan and a proud New York Jets season ticket holder. Dr. Dorfman enjoys traveling, cooking, and golf. He lives in West Windsor with his wife and three children.

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William Giasi, M.D.

Dr. Giasi joined PNP in 2007. He completed his pediatric residency at Children’s National Medical Center in Washington D.C. and was chief pediatric resident the following year. Dr. Giasi received his medical degree from George Washington University as well as his undergraduate degree in biology from George Washington. He is board certified in pediatrics and is a fellow of the American Academy of Pediatrics. Dr. Giasi grew up in Bergen County, NJ, and enjoys golf, skiing, and Yankee baseball. He lives in Plainsboro with his wife and two daughters.

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