G47.2 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Circadian rhythm sleep disorders.
Inclusion term
Disorders of the sleep wake schedule
Inversion of nyctohemeral rhythm
Inversion of sleep rhythm
Codes
G47.20
Circadian rhythm sleep disorder, unspecified type
G47.21
Circadian rhythm sleep disorder, delayed sleep phase type
G47.22
Circadian rhythm sleep disorder, advanced sleep phase type
G47.23
Circadian rhythm sleep disorder, irregular sleep wake type
G47.24
Circadian rhythm sleep disorder, free running type
G47.25
Circadian rhythm sleep disorder, jet lag type
G47.26
Circadian rhythm sleep disorder, shift work type
G47.27
Circadian rhythm sleep disorder in conditions classified elsewhere
G47.29
Other circadian rhythm sleep disorder
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code