Medical Code Solutions blog
More About LCD's, part 1.
How LCD's are used to determine the medical necessity of a procedure, part 1.
Denials Due to "Lack of Medical Necessity"
Using Local Coverage Determinations (LCDs or Articles) to verify medical necessity
Introduction to Denials
A denial occurs when the claim you submitted has one or more problems the payer wants you to fix before they will send you a check.