Children’s Hospital of Philadelphia is a global leader in pediatric diagnostics, offering access to some of the most advanced and esoteric testing available today. Through the Department of Pathology and Laboratory Medicine's Laboratory Outreach Program, outside providers, hospitals, research institutions, biopharma partners, and families can tap into CHOP’s unmatched diagnostic expertise. Our services include one of the nation’s largest pediatric pathology programs, comprehensive genomics for rare disease and critically ill newborns, transplant diagnostics, oncology tumor profiling and longitudinal monitoring, along with specialized assays for inborn errors of metabolism - just to name a few!

The Center for Diagnostic Innovation builds on this foundation—accelerating the development of novel diagnostic tools, biomarkers, and companion tests for translational use and clinical trials. CDI partners with external clinicians, research teams, and biopharma organizations to co-develop precision diagnostics that can move seamlessly from bench to bedside.

Whether you’re looking for access to CHOP’s esoteric testing menu or a strategic collaborator in diagnostic innovation, we provide a direct path to world-class expertise, infrastructure, and impact. Together, we can solve your most complex diagnostic challenges and advance care for children everywhere.

Forms

Whether you are a new or returning client, you can find all the forms for your lab testing needs here.

Specimen shipping recommendations

Learn how you can prepare your package to reduce the risk of delays or interruptions during shipment.

Licenses and accreditations

Services of the Department of Pathology and Laboratory Medicine at Children’s Hospital of Philadelphia are provided according to Hospital and Departmental policy and procedure and are in compliance with current established techniques. View certificates >

Clinical Reference Lab Terms and Conditions

Review the terms and conditions of services provided by the Clinical Reference Laboratory at Children's Hospital of Philadelphia. Download here >

More information

For questions regarding sending testing to Clinical Lab Outreach Testing Services, please contact ClinicalLabOutreach@chop.edu.