DSM-5 Classification xxiii
307.45  (G47.26) Shift work type (397)
307.45  (G47.20) Unspecified type
Parasomnias (399)
___.__  (__.__) Non–Rapid Eye Movement Sleep  Arousal Disorders (399)
Specify  whether:
307.46  (F51.3) Sleepwalking type
Specify  if: With sleep-related eating , With sleep-related sexual 
 behavior (sexsomnia)
307.46  (F51.4) Sleep terror type
307.47  (F51.5) Nightmare Disorderb, c (404)
Specify  if: During sleep onset
Specify  if: With associated non–sleep disorder, With associated other
medical condition, With associated other sleep disorder
327.42  (G47.52) Rapid Eye Movement Sleep Behavior Disorder (407)
333.94  (G25.81) Restless Legs Syndrome (410)
___.__  (___.__) Substance/Medication-Induc ed Sleep Disorder (413)
Note:  See the criteria set and corresponding recording procedures for
substance-specific codes and ICD-9-CM and ICD-10-CM coding.
Specify  whether: Insomnia type, Dayt ime sleepiness type, Parasomnia
type, Mixed type
Specify  if: With onset during intoxicatio n, With onset during discontinua-
tion/withdrawal
780.52  (G47.09) Other Specified Insomnia Disorder (420)
780.52  (G47.00) Unspecified Insomnia Disorder (420)
780.54  (G47.19) Other Specified Hypersomnolence Disorder (421)
780.54  (G47.10) Unspecified Hypersomnolence Disorder (421)