G47.24
BillableCircadian rhythm sleep disorder, free running type
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
A rare sleep disorder where the body's internal clock runs on a cycle longer than 24 hours, causing sleep times to gradually shift later each day.
Coding Tips
- •This is uncommon; ensure thorough documentation and sleep study confirmation
- •Often seen in blind individuals or those with severe light exposure issues
Code Hierarchy
└G47Sleep disorders└G47.2Circadian rhythm sleep disorders└G47.24Circadian rhythm sleep disorder, free running type
└G47.24Circadian rhythm sleep disorder, free running type