Medically necessary, criteria
a. Appropriate for the Sx and diagnosis or treatment of a condition, illness or injury
b. Provided for the diagnosis or the direct care and treatment of the condition, illness or injury
c. In accordance with the standards of good medical practice in the service area
d. Not primarily for the convenience of a plan member or a plan provider
e. The most appropriate level or type of service or supply which can safely be provided to the plan member