G31.9 Major neurocognitive disorder possibly due to Parkinson’s disease
G31.9 Possible major frontotemp oral neurocognitive disorder
G31.9 Possible major neurocognitive disorder due to Alzheimer’s disease
G31.9 Possible major neurocogniti ve disorder wi th Lewy bodies
G31.9 Possible major vascular  neurocogniti ve disorder
G47.00 Unspecified insomnia disorder
G47.09 Other specified insomnia disorder
G47.10 Unspecified hypersomnolence disorder
G47.19 Other specified hypersomnolence disorder
G47.20 Circadian rhythm sleep-wak e disorders, Unspecified type
G47.21 Circadian rhythm sleep-wake di sorders, Delayed sleep phase type
G47.22 Circadian rhythm sleep-wake di sorders, Advanced sleep phase type
G47.23 Circadian rhythm sleep-wake di sorders, Irregula r sleep-wake type
G47.24 Circadian rhythm sleep-wake di sorders, Non-24-hour sleep-wake type
G47.26 Circadian rhythm sleep-wak e disorders, Shift work type
G47.31 Central sleep apnea, Id iopathic central sleep apneaICD-10-CM Disorder, co ndition, or problem