California Medical Association: Coding Corner

Like many modifier, modifier 33 is one that stumps many coders. AAPC director of Publishing, Brad Ericson, MPC, CPC, COSC recently wrote on the subject for the California Medical Association’s Coding Corner column.

“Modifier 33 is reported to commercial payors only, and it is appended to all appropriate codes not already designated preventive services,” he wrote. “Payors are allowed to require cost sharing for services not covered under the ACA and may choose to not cover services provided out-of-network.”

Read the full article here.

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