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The Children’s Hospital of Philadelphia

The Children’s Hospital of Philadelphia: Expert Care with a Rich History Founded in 1855, The Children's Hospital of Philadelphia (CHOP) is the birthplace of pediatric medicine in America. Throughout its history, a passionate spirit of innovation has driven this renowned institution to pursue scientific discovery, establish the highest standards of patient care, train future leaders in pediatrics, and advocate for children’s health. CHOP is currently ranked No. 1 in more specialties than any other pediatric hospital in the nation by U.S.News & World Report.  As the home of the first accredited pediatric Level 1 Trauma Center in Pennsylvania, CHOP provides premier evaluation, treatment and expert care for children who have experienced injuries. CHOP’s Trauma Center is renowned for cutting-edge injury research, extensive education programs and comprehensive injury-prevention initiatives. For more information, visit

The Children’s Hospital of Philadelphia
34th Street and Civic Center Boulevard Philadelphia, PA 19104 215-590-4678 The Children’s Hospital of Philadelphia

Meet the Staff

Michael Nance, MD, FACS

Trauma Program Medical Director

Marie Campbell, RN, MS

Trauma Performance Improvement Coordinator

Marla L. Vanore, RN, MHA

Director, Trauma and Injury Prevention Programs

Kristine Biggie, RN, MSN, CRNP

Trauma Nurse Practitioner

Sylvia Whitehead

Trauma Registrar

Diane Perks, RN, DNP, CRNP

Trauma Program Manager

Jessica Osipowicz, RN, MSN, CRNP

Trauma Nurse Practitioner

April Himelright

Trauma Registrar

Gina Duchossois, MHA

Trauma Prevention Supervisor