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RASopathies Center

Meet your RASopathies Center team

Our team of geneticists, genetic counselors and a neuropsychologist work with a variety of departments at CHOP – including the Cardiac Center and Cancer Predisposition Program – to provide individualized treatment and care continuity for children with RASopathies.

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Director

Rebecca Ahrens-Nicklas, MD, PhD

Rebecca Ahrens-Nicklas, MD, PhD

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Medical Director

Sarah Foran Schmidt, MD

Sarah Foran Schmidt, MD

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Clinical Director

Alyssa L. Ritter, MS, LCGC

Alyssa L. Rippert, MS, LCGC

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Neuropsychologist

Arianna K. Stefanatos, PhD

Arianna K. Stefanatos, PhD

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Geneticists

Rebecca Ahrens-Nicklas, MD, PhD

Rebecca Ahrens-Nicklas, MD, PhD

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Sarah Foran Schmidt, MD

Sarah Foran Schmidt, MD

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Genetic Counselors

Alyssa L. Ritter, MS, LCGC

Alyssa L. Rippert, MS, LCGC

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Lee Williams, MS, LCGC

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