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Our Physicians
- Megan Dinh, M.D.
- Joseph Dorfman, MD
- William Giasi, M.D.
- Leslie Greenberg, MD
- Robert Helmrich, MD
- Payal Hemrajani, MD
- Valerie Kullmann, MD
- Bert Mandelbaum, MD
- Rebecca Marshall, MD
- Joelle McConlogue, MD
- Adam Naddelman, MD
- Dean Pierson, MD
- Shawn Pierson, MD
- Gerald Raymond, MD
- Kathleen Riewe, MD
- Allen Schneider, MD
- Priya Stephen, MD
Our Physicians
Shawn Pierson, MD
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Dr. Pierson joined PNP in 2004. He previously worked as a pediatric attending physician at Kennedy Memorial Hospital. Dr. Pierson completed his pediatric residency from Children's National Medical Center in Washington, D.C. He received his medical degree from Jefferson Medical College in Philadelphia. Dr. Pierson attended Princeton University and obtained a BA undergraduate degree in molecular biology. He is board certified in pediatrics and is a fellow of the American Academy of Pediatrics. Dr. Pierson grew up in West Windsor and is a graduate of West Windsor-Plainsboro High School. He enjoys golf, skiing, and watching Tiger Woods and English Premier League Soccer. Dr. Pierson lives in Hillsborough with his wife, three children, and dog. |
Gerald Raymond, M.D.
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Dr. Raymond joined PNP in 1987. He completed his pediatric residency from Columbus Children's Hospital in Columbus, Ohio. Dr. Raymond received his medical degree from Pennsylvania State University College of Medicine in Hershey, PA. He obtained an undergraduate degree and graduated with honors from Cornell University in Ithaca, NY. Dr. Raymond is board certified in pediatrics and is a fellow of the American Academy of Pediatrics. He celebrated his 25th wedding anniversary in 2007 and lives in Lawrenceville with his wife and two children. His son attends Penn St and his daughter will be joining him at Penn State in the fall. |
Kathleen Riewe, M.D.
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Dr. Raymond joined PNP in 1987. He completed his pediatric residency from Columbus Children's Hospital in Columbus, Ohio. Dr. Raymond received his medical degree from Pennsylvania State University College of Medicine in Hershey, PA. He obtained an undergraduate degree and graduated with honors from Cornell University in Ithaca, NY. Dr. Raymond is board certified in pediatrics and is a fellow of the American Academy of Pediatrics. He celebrated his 25th wedding anniversary in 2007 and lives in Lawrenceville with his wife and two children. His son attends Penn St and his daughter will be joining him at Penn State in the fall. |











