F51.9
BillableSleep disorder not due to a sub or known physiol cond, unsp
Sleep disorder not due to a substance or known physiological condition, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Emotional sleep disorder NOS
Includes
Conditions included under this code
- disorders of psychological development
Excludes 2
Conditions not included here, but the patient may have both
Related Codes(6)
F51.0Insomnia not due to a substance or known physiol condition
F51.1Hypersomnia not due to a substance or known physiol cond
F51.3Sleepwalking [somnambulism]
F51.4Sleep terrors [night terrors]
F51.5Nightmare disorder
F51.8Oth sleep disord not due to a sub or known physiol cond
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(8)
UMLS
Clinical Terms
- Emotional sleep disorder NOS
- Non-organic sleep disorder
- Sleep drunkenness
Frequently Asked Questions
What is the ICD-10 code for sleep disorder not due to a sub or known physiol cond, unsp?
The ICD-10-CM code for sleep disorder not due to a sub or known physiol cond, unsp is F51.9. The full clinical description is "Sleep disorder not due to a substance or known physiological condition, unspecified". F51.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code F51.9 mean?
ICD-10-CM code F51.9 represents “Sleep disorder not due to a substance or known physiological condition, unspecified”. It is classified under Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders and is a billable/specific code that can be used on a claim.
Is F51.9 a billable code?
Yes, F51.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is F51.9 in?
F51.9 is in Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders (codes F01-F99).
What SNOMED CT codes does F51.9 map to?
F51.9 maps to 2 SNOMED CT concepts: 270487001, 192003008. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for F51.9?
F51.9 is linked to 2 UMLS Concept Unique Identifiers: C1396391, C2874968. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does F51.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like sleep disorder not due to a sub or known physiol cond, unsp affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of F51.9?
F51.9 maps to the ICD-11 code: 7B2Z (Sleep-wake disorders, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.