AMA CPT® Assistant - 2021 Issue 8 (August)

Pathology and Laboratory Tier 2 to Tier 1 Code Conversions (August 2021)

August 2021 pages 10-11 Pathology and Laboratory Tier 2 to Tier 1 Code Conversions Important changes were made to the Molecular Pathology subsection of the Pathology and Laboratory section of the Current Procedural Terminology (CPT®) 2021 code set. In particular, four new Tier 1 codes were established to describe genetic analysis for follicular lymphoma (81278) and myeloproliferative neoplasms or disorders (81279, 81338, 81339). Previously, these services were reported with Tier 2 codes 81402 and/or 81403. However, since the initial inclusion of these codes in the Tier 2 subsection, their usage has increased and warrants conversion to separately identifiable...

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CPT® Assistant content is the official source for CPT® coding guidance. It is an instrumental tool when appealing insurance denials and validating coding to auditors. Monthly issues and an extensive archive provide comprehensive guidance on proper CPT® coding for past, present and upcoming code set releases. Archives date back to 1990 for historical use of codes, changes, rationales, coding tips and trends in the industry.

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