F91.9
BillableConduct disorder, unspecified
Conduct disorder, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Behavioral disorder NOS
- Conduct disorder NOS
- Disruptive behavior disorder NOS
- Disruptive disorder NOS
Includes
Conditions included under this code
- disorders of psychological development
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Related Codes(5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(170)
SNOMED CT
- Mixed behavior and emotional disorder5793009
- Mixed behaviour and emotional disorder5793009
- Abnormal behavior25786006
- Abnormal behaviour25786006
- Abnormal conduct25786006
- Disturbance of conation25786006
- Strange behavior25786006
- Strange behaviour25786006
- Disruptive behavior disorder54319003
- Disruptive behaviour disorder54319003
- Disruptive behavior248044002
- Disruptive behaviour248044002
- Ran away266953009
- Ran away, life event266953009
- Behavioral concern277843001
- Behavioral problem277843001
- Behavioural concern277843001
- Behavioural problem277843001
- Problem behavior277843001
- Problem behaviour277843001
- Behavioral disability280965007
- Behavioural disability280965007
- Behavior problem of childhood and adolescence386817001
- Behaviour problem of childhood and adolescence386817001
- Conduct disorder430909002
- Conduct disorder in remission698947004
- X-linked epilepsy with learning disability and behavior disorder syndrome717223008
- X-linked epilepsy with learning disability and behaviour disorder syndrome717223008
- Self destructive behavior1157096002
- Self destructive behaviour1157096002
- Micrognathia, recurrent infections, behavioral abnormalities, mild intellectual disability syndrome1187114007
- Micrognathia, recurrent infections, behavioural abnormalities, mild intellectual disability syndrome1187114007
- WAC-related facial dysmorphism, developmental delay, behavioral abnormalities syndrome1187247007
- WAC-related facial dysmorphism, developmental delay, behavioural abnormalities syndrome1187247007
- WW domain containing adaptor with coiled-coil-related facial dysmorphism, developmental delay, behavioral abnormalities syndrome1187247007
- WW domain containing adaptor with coiled-coil-related facial dysmorphism, developmental delay, behavioural abnormalities syndrome1187247007
- Intellectual disability, macrocephaly, hypotonia, behavioral abnormalities syndrome1254652005
- Intellectual disability, macrocephaly, hypotonia, behavioural abnormalities syndrome1254652005
- PPP2R5D-related intellectual disability1254652005
- Clark Baraitser syndrome1300132009
- Problem behavior in adult288011000119100
- Problem behaviour in adult288011000119100
UMLS
- BEHAVIOR DISC0004930
- Behavior DisordersC0004930
- Behavior disorderC0004930
- Behavior-Related DisorderC0004930
- Behavior-Related ProblemC0004930
- Behavioral DisorderC0004930
- Behavioral disorder NOSC0004930
- Behavioral disordersC0004930
- Behaviour disorderC0004930
- Behaviour-Related DisorderC0004930
- Behavioural disorderC0004930
- Behavioural disordersC0004930
- Disorder behaviorC0004930
- Lifestyle-Related ConditionC0004930
- Lifestyle-Related DisorderC0004930
- Lifestyle-Related ProblemC0004930
- behavior disorderC0004930
- behavior disordersC0004930
- behavioral disorderC0004930
- behavioral disordersC0004930
- behaviour disorderC0004930
- behavioural disorderC0004930
- behavioural disordersC0004930
- Behavior Disorder, DisruptiveC0012734
- Behavioral Disorder, DisruptiveC0012734
- DISRUPTIVE BEHAVIOR DISC0012734
- Disorder, Disruptive BehavioralC0012734
- Disruptive Behavior DisorderC0012734
- Disruptive Behavior DisordersC0012734
- Disruptive Behavioral DisorderC0012734
- Disruptive Behavioral DisordersC0012734
- Disruptive behavior disorderC0012734
- Disruptive behavior disorder (disorder)C0012734
- Disruptive behavior disorder NOSC0012734
- Disruptive behaviour disorderC0012734
- behavior disorder disruptiveC0012734
- behaviour disorders disruptiveC0012734
- disruptive behavior disorderC0012734
- disruptive behavior disordersC0012734
- CONDUCT DISC0149654
- Conduct DisorderC0149654
- Conduct DisordersC0149654
- Conduct behavior disorderC0149654
- Conduct behaviour disorderC0149654
- Conduct disorderC0149654
- Conduct disorder (disorder)C0149654
- Conduct disorder NOSC0149654
- Conduct disorder, unspecifiedC0149654
- Conduct disordersC0149654
- Unspecified disturbance of conductC0149654
- conduct disorderC0149654
- conduct disordersC0149654
- Disruptive disorder NOSC4268308
Clinical Terms
- Disruptive behaviour disorder
- Problem behaviour in adult
- Conduct disorder (disorder)
- Behavior Disorders
- Micrognathia, recurrent infections, behavioral abnormalities, mild intellectual disability syndrome
- Behavioral Disorder
- Problem behavior
- Behavior-Related Disorder
- Conduct behavior disorder
- Behaviour problem of childhood and adolescence
- Mixed behavior and emotional disorder
- Abnormal behaviour
- disruptive behavior disorder
- CONDUCT DIS
- Behavioral disorder NOS
- behaviour disorders disruptive
- Self destructive behaviour
- Behavior problem of childhood and adolescence
- Clark Baraitser syndrome
- behavioural disorders
- behavioral disorders
- Self destructive behavior
- behavior disorder
- Behavior-Related Problem
- Behavioural concern
- Behavioural disability
- WAC-related facial dysmorphism, developmental delay, behavioral abnormalities syndrome
- Ran away
- Behaviour-Related Disorder
- Problem behavior in adult
- Disruptive Behavioral Disorders
- X-linked epilepsy with learning disability and behavior disorder syndrome
- Conduct disorder NOS
- Mixed behaviour and emotional disorder
- WW domain containing adaptor with coiled-coil-related facial dysmorphism, developmental delay, behavioural abnormalities syndrome
- WAC-related facial dysmorphism, developmental delay, behavioural abnormalities syndrome
- Lifestyle-Related Condition
- behavior disorder disruptive
- Disruptive disorder NOS
- Behavioural disorder
- Micrognathia, recurrent infections, behavioural abnormalities, mild intellectual disability syndrome
- Disorder, Disruptive Behavioral
- Strange behaviour
- Behavioural problem
- Problem behaviour
- Disruptive behavior disorder (disorder)
- Behavioral Disorder, Disruptive
- Conduct behaviour disorder
- Behaviour disorder
- Disruptive Behavior Disorders
- Behavioral concern
- Abnormal behavior
- Disruptive behaviour
- Behavioral disability
- WW domain containing adaptor with coiled-coil-related facial dysmorphism, developmental delay, behavioral abnormalities syndrome
- Strange behavior
- Lifestyle-Related Disorder
- Disorder behavior
- Disruptive behavior disorder NOS
- Conduct disorder in remission
- DISRUPTIVE BEHAVIOR DIS
- Abnormal conduct
- BEHAVIOR DIS
- Behavioral problem
- Lifestyle-Related Problem
- Disruptive behavior
- Intellectual disability, macrocephaly, hypotonia, behavioural abnormalities syndrome
- Disruptive Behavioral Disorder
- Disturbance of conation
- PPP2R5D-related intellectual disability
- X-linked epilepsy with learning disability and behaviour disorder syndrome
- Unspecified disturbance of conduct
- Intellectual disability, macrocephaly, hypotonia, behavioral abnormalities syndrome
- Ran away, life event
- Behavior Disorder, Disruptive
Frequently Asked Questions
What is the ICD-10 code for conduct disorder, unspecified?
The ICD-10-CM code for conduct disorder, unspecified is F91.9. The full clinical description is "Conduct disorder, unspecified". F91.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code F91.9 mean?
ICD-10-CM code F91.9 represents “Conduct disorder, 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 F91.9 a billable code?
Yes, F91.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is F91.9 in?
F91.9 is in Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders (codes F01-F99).
What codes cannot be used with F91.9?
F91.9 has Excludes1 notes indicating codes that cannot be used together with it, including: antisocial behavior (Z72.81-); antisocial personality disorder (F60.2).
What SNOMED CT codes does F91.9 map to?
F91.9 maps to 17 SNOMED CT concepts: 25786006, 386817001, 277843001, 280965007, 1300132009, and 12 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for F91.9?
F91.9 is linked to 4 UMLS Concept Unique Identifiers: C0004930, C0012734, C0149654, C4268308. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does F91.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like conduct disorder, unspecified 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 F91.9?
F91.9 maps to the ICD-11 code: 6C91.Z (Conduct-dissocial disorder, 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.