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| Short Descr | FXN GENE ANALYSIS | Medium Descr | FXN GENE ALYS CHNG DELET DUPL XPNSJ INSJ VRNTS | Long Descr | FXN (frataxin) (eg, Friedreich ataxia), gene analysis, including small sequence changes in exonic and intronic regions, deletions, duplications, short tandem repeat (STR) expansions, mobile element insertions, and variants in non-uniquely mappable regions | 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 |
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| 2022-01-01 | Added | First appearance in codebook. |
| 2021-01-01 | Added | Code added. |
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