G47.50 is the authoritative medical code for Parasomnia, unspecified. This classification is used in medical billing and clinical recording to specify the clinical criteria for parasomnia, unspecified (ICD-10-CM G47.50), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Parasomnia, unspecified is a billable ICD-10-CM diagnosis code G47.50. Inclusion terms: Parasomnia NOS. Excludes1 (not coded here): alcohol induced parasomnia (F10.182, F10.282, F10.982); drug induced parasomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982); parasomnia not due to a substance or known physiological condition F51.8. Excludes2 (not included here): nightmares F51.5; nonorganic sleep disorders F51.-; sleep terrors F51.4; sleepwalking F51.3.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for G47.50 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- alcohol induced parasomnia (F10.182, F10.282, F10.982)
- drug induced parasomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982)
- parasomnia not due to a substance or known physiological condition F51.8
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- nightmares F51.5
- nonorganic sleep disorders F51.-
- sleep terrors F51.4
- sleepwalking F51.3
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with G47.50?
Per official ICD-10-CM Excludes1 instructions, G47.50 must not be reported together with: alcohol induced parasomnia (F10.182, F10.282, F10.982); drug induced parasomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982); parasomnia not due to a substance or known physiological condition (F51.8).
Can G47.50 be reported alongside related conditions?
Per official ICD-10-CM Excludes2 instructions, G47.50 and the following are not considered part of each other and may both be reported when both conditions are present: nightmares (F51.5); nonorganic sleep disorders (F51.-); sleep terrors (F51.4); sleepwalking (F51.3).
What conditions are included under G47.50?
Parasomnia, unspecified includes: Parasomnia NOS.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to G47.50 in its code family, with their registry titles.
- G47 — Sleep disorders
- G47.0 — Insomnia
- G47.00 — Insomnia, unspecified
- G47.01 — Insomnia due to medical condition
- G47.09 — Other insomnia
- G47.1 — Hypersomnia
- G47.10 — Hypersomnia, unspecified
- G47.11 — Idiopathic hypersomnia with long sleep time
- G47.12 — Idiopathic hypersomnia without long sleep time
- G47.13 — Recurrent hypersomnia
View all 40 codes in the G47 family
Indexed Clinical Terms (3)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Disorder (of), sleep, parasomnia type
- Parasomnia
- Parasomnia, organic