F51.3
BillableSleepwalking [somnambulism]
Sleepwalking [somnambulism]
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Non-rapid eye movement sleep arousal disorders, sleepwalking type
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
F51.4Sleep terrors [night terrors]
F51.5Nightmare disorder
F51.8Oth sleep disord not due to a sub or known physiol cond
F51.9Sleep disorder not due to a sub or known physiol cond, unsp
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(96)
SNOMED CT
- Sleep walking80495009
- Sleep walking disorder80495009
- Sleepwalking80495009
- Sleepwalking disorder80495009
- Somnambulism80495009
- Night terrors89675003
- Sleep terror disorder89675003
- Sleep terrors89675003
- Low level of awareness while sleep walking247955002
- Low level of awareness whilst sleep walking247955002
- Low level of reactivity while sleep walking247956001
- Low level of reactivity whilst sleep walking247956001
- Low level of motor skill while sleep walking247957005
- Low level of motor skill whilst sleep walking247957005
- Blank, staring face while sleep walking247958000
- Blank, staring face whilst sleep walking247958000
- Unresponsive to communication while sleep walking247959008
- Unresponsive to communication whilst sleep walking247959008
- Not easily wakened from sleep walking247960003
- No recollection of sleep walk247961004
- Sleep automatism247962006
- Non-organic sleep disorder270487001
- Nocturnal sleep-related eating disorder407666007
- Finding related to sleep walking419057008
- Unresponsive422768004
- Sleep walking and night terrors23871000119106
- Somnambulism and night terrors23871000119106
- Somnambulism co-occurrent with night terrors23871000119106
- Somnambulism co-occurrent with sleep terror disorder23871000119106
UMLS
- Nocturnal WanderingC0037672
- SLEEP WALKING DISC0037672
- Sleep WalkingC0037672
- Sleep Walking DisorderC0037672
- Sleep Walking DisordersC0037672
- Sleep walkingC0037672
- Sleep walking disorderC0037672
- Sleep walking disorder (disorder)C0037672
- SleepwalkingC0037672
- Sleepwalking [somnambulism]C0037672
- Sleepwalking disorderC0037672
- SomnambulationC0037672
- SomnambulismC0037672
- Wandering, NocturnalC0037672
- sleep walkC0037672
- sleep walkingC0037672
- sleep walking disorderC0037672
- sleeping walkingC0037672
- sleepwalkC0037672
- sleepwalkedC0037672
- sleepwalkingC0037672
- sleepwalking disorderC0037672
- somnambulationC0037672
- somnambulismC0037672
- somnanbulismC0037672
- Non-rapid eye movement sleep arousal disorders, sleepwalking typeC4237225
Clinical Terms
- Somnambulism co-occurrent with night terrors
- sleep walking
- somnambulism
- Nocturnal sleep-related eating disorder
- sleepwalking disorder
- Low level of motor skill whilst sleep walking
- sleep walking disorder
- Somnambulism co-occurrent with sleep terror disorder
- Wandering, Nocturnal
- Blank, staring face whilst sleep walking
- Low level of awareness whilst sleep walking
- Low level of awareness while sleep walking
- Somnambulism and night terrors
- SLEEP WALKING DIS
- somnanbulism
- Sleepwalking
- Sleep terrors
- Unresponsive
- Nocturnal Wandering
- Low level of reactivity whilst sleep walking
- Sleep Walking Disorders
- Sleep terror disorder
- Somnambulation
- sleep walk
- No recollection of sleep walk
- Sleep walking disorder (disorder)
- Unresponsive to communication while sleep walking
- Not easily wakened from sleep walking
- Sleep automatism
- Low level of motor skill while sleep walking
- sleepwalked
- Unresponsive to communication whilst sleep walking
- Night terrors
- sleeping walking
- Blank, staring face while sleep walking
- Finding related to sleep walking
- sleepwalk
- Non-organic sleep disorder
- Sleep walking and night terrors
- Non-rapid eye movement sleep arousal disorders, sleepwalking type
- Low level of reactivity while sleep walking
Frequently Asked Questions
What is the ICD-10 code for sleepwalking [somnambulism]?
The ICD-10-CM code for sleepwalking [somnambulism] is F51.3. The full clinical description is "Sleepwalking [somnambulism]". F51.3 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code F51.3 mean?
ICD-10-CM code F51.3 represents “Sleepwalking [somnambulism]”. 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 F51.3 a billable code?
Yes, F51.3 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is F51.3 in?
F51.3 is in Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders (codes F01-F99).
What SNOMED CT codes does F51.3 map to?
F51.3 maps to 15 SNOMED CT concepts: 247958000, 419057008, 247955002, 247957005, 247956001, and 10 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for F51.3?
F51.3 is linked to 2 UMLS Concept Unique Identifiers: C0037672, C4237225. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does F51.3 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like sleepwalking [somnambulism] 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 F51.3?
F51.3 maps to the ICD-11 code: 7B00.1 (Sleepwalking disorder).
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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.