Before you begin...

Thank you for your interest in becoming a participating practitioner.

Please be advised that if you are outside of our service locations listed below, your credentialing application will be rejected.



For PA we credential the following counties:


5-County Service Area
  • Bucks
  • Chester
  • Delaware
  • Montgomery
  • Philadelphia
PA Contiguous Counties
  • Berks
  • Lancaster
  • Lehigh
  • Northampton


For Delaware we credential the following counties:


DE Contiguous Counties
  • New Castle
DE Non-Contiguous Counties
  • Kent
  • Sussex


For Maryland we credential the following counties:


MD Contiguous Counties
  • Cecil
MD Non-Contiguous Counties
  • Caroline
  • Harford
  • Kent
  • Wicomico
  • Worchester


For New Jersey we credential the following counties:


NJ Contiguous Counties
  • Burlington
  • Camden
  • Gloucester
  • Hunterdon
  • Mercer
  • Salem
  • Warren
NJ Non-Contiguous Counties
  • Atlantic
  • Bergen
  • Cape May
  • Cumberland
  • Essex
  • Hudson
  • Middlesex
  • Monmouth
  • Morris
  • Ocean
  • Passaic
  • Somerset
  • Sussex
  • Union

If you have any questions or wish to check the status of your request, please send email to Credentialing Inquiries. Thank you.