xxii DSM-5 Classification
Sleep-Wake Disorders  (361)
The following specifiers apply to Sl eep-Wake Disorders where indicated:
aSpecify  if: Episodic, Persistent, Recurrent
bSpecify  if: Acute, Subacute, Persistent
cSpecify  current severity: Mi ld, Moderate, Severe
307.42  (F51.01) Insomnia Disordera (362)
Specify  if: With non–sleep disorder mental comorbidity, With other 
medical comorbidity, With other sleep disorder
307.44  (F51.11) Hypersomnolence Disorderb, c (368)
Specify  if: With mental disorder, With medical condition, With another
sleep disorder
___.__  (___.__) Narcolepsyc (372)
Specify  whether:
347.00  (G47.419) Narcolepsy without cataplexy bu t with hypocretin deficiency
347.01  (G47.411) Narcolepsy with cataplexy but without hypocretin deficiency 
347.00  (G47.419) Autosomal dominant cerebellar ataxia, deafness, and 
narcolepsy
347.00  (G47.419) Autosomal dominant narcolepsy, obesity, and type 2 diabetes
347.10  (G47.429) Narcolepsy secondary to another medical condition
Breathing-Related Sleep Disorders (378)
327.23  (G47.33) Obstructive Sleep Apnea Hypopneac (378)
___.__  (___.__) Central Sleep Apnea (383)
Specify  whether:
327.21  (G47.31) Idiopathic central sleep apnea
786.04  (R06.3) Cheyne-Stokes breathing