Payer policy · Definition
Medical necessity: Definition
The payer's standard for whether a service was reasonable and necessary for the diagnosis documented.
This is a short definition only. The full explanation lives on CO-50 medical necessity denials, which is the page to read if you are dealing with this on live claims.
Definition
In dermatology it governs the cosmetic-versus-medical line, destruction frequency limits, and the number of lesions treatable in one session.
The documentation must support the criteria in the applicable coverage policy, not merely describe the work.
For worked examples, payer rules and documentation requirements, read CO-50 medical necessity denials. Return to the dermatology billing glossary.
See this term in your own numbers
A free claims audit reviews a de-identified sample of your dermatology claims and returns a line-item findings report.