DEFINITION of 'Brexit'. The Brexit, an abbreviation of British exit that mirrors the term Grexit, refers to the possibility of Britain's withdrawal from the European Union.
What is Physician Credentialing. Physician Credentialing is often referred to as Primary Source Verification and is the process that hospitals, health plans and other facilities go through to verify the credentials of a particular physician.hat is Physician Credentialing. Physician Credentialing is often referred to as Primary Source Verification and is the process that hospitals, health plans and other facilities go through to verify the credentials of a particular physician.
1 The credentialing system is multifaceted and involves academic preparation, healthcare management experience, ACHE tenure, passing the Board of Governors Examination in Healthcare Management, continuing education, references, and community and civic involvement. 2  View a checklist of requirements.