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Our Team

Our specialists are committed to providing the most current treatment modalities. The GI team works closely with other subspecialty divisions (pulmonary, genetics, transplantation, etc.) to provide the most comprehensive patient care possible.

Chief of Pediatric Gastroenterology, Hepatology and Nutrition

Pediatric Gastroenterologists


  • Meghan Brunswick, D.O.
  • Chavonne Kouassi, M.D.
  • Alicia Olave-Pichon, M.C., M.P.H.

Advanced Practice Providers

  • Michelle DiRaddo, R.N., M.S., P.P.C.N.P.-B.C.
  • Colleen Hill-Sober, R.N., M.S., P.N.P.-B.C., F.N.P.
  • Kathleen McNamara, P.A.-C.
  • Jean Mooney, R.N., M.S., C.P.N.P.
  • Ashley Steiger, P.A.-C.


  • Connie Lewis, B.S.N., R.N.
  • Samantha Neumeister, B.S.N, R.N., C.P.N.
  • Robin Soares, M.S., B.S.N., R.N.
  • Karen VanNorman, B.S.N., R.N., C.G.R.N.

Registered Dieticians

  • Megan Greenlee, R.D
  • Donna Quinzi, R.D.
  • Kelly Russo, R.D.

Social Workers

  • Jennifer Aquilina, L.M.S.W.