Prolonged Services Definitions In the services (CPT code

Prolonged Services (Codes 99354 - 99359) Note: This article was updated on March 7, 2017, to add a reference to MLN Matters article . MM9905 that alerts Medicare providers and their billing staff that beginning in Calendar Year 2017 CPT codes 99358 and 99359 (prolonged services without face … ................
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