May 26, 2020 - KRAS and NRAS test modification effective May 25
Beginning May 25th, KRAS Mutation Analysis and NRAS Mutation Analysis stand-alone tests include coverage of exons 2-4 rather than 2-3.
- It is no longer necessary to add separate or reflex orders for Exon 4.
- KRAS CPT Codes change to 81275x1, 81276x1
- NRAS CPT Codes change to 81311x1, 81403x1