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CPT®
0266U

CPT® Code 0266U

Official Description

Unexplained constitutional or other heritable disorders or syndromes, tissue-specific gene expression by whole-transcriptome and next-generation sequencing, blood, formalin-fixed paraffin-embedded (FFPE) tissue or fresh frozen tissue, reported as presence or absence of splicing or expression changes

© Copyright 2026 American Medical Association. All rights reserved.

Short Descr UNXPL CNST HRTBL DO GN XPRSN
Medium Descr UNXPLAIND CONST/OTH HERITABLE DO/SYND GEN XPRSN
Long Descr Unexplained constitutional or other heritable disorders or syndromes, tissue-specific gene expression by whole-transcriptome and next-generation sequencing, blood, formalin-fixed paraffin-embedded (FFPE) tissue or fresh frozen tissue, reported as presence or absence of splicing or expression changes
CLIA Waived (QW) No
APC Status Indicator Service Paid under Fee Schedule or Payment System other than OPPS
Berenson-Eggers TOS (BETOS) none
MUE 1
Date
Action
Notes
2022-01-01 Added First appearance in codebook.
2021-10-01 Added Code added.
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