Conduct disorders F91-

Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as F91. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • antisocial behavior (
    ICD-10-CM Diagnosis Code Z72.81

    Antisocial behavior

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • conduct disorders (F91.-)
  • antisocial personality disorder (
    ICD-10-CM Diagnosis Code F60.2

    Antisocial personality disorder

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Amoral personality (disorder)
    • Asocial personality (disorder)
    • Dissocial personality disorder
    • Psychopathic personality (disorder)
    • Sociopathic personality (disorder)
    Type 1 Excludes
    • conduct disorders (F91.-)
    Type 2 Excludes
    • borderline personality disorder (F60.3)
Type 2 Excludes
Type 2 Excludes Help
A type 2 excludes note represents "not included here". A type 2 excludes note indicates that the condition excluded is not part of the condition it is excluded from but a patient may have both conditions at the same time. When a type 2 excludes note appears under a code it is acceptable to use both the code (F91) and the excluded code together.
  • conduct problems associated with attention-deficit hyperactivity disorder (
    ICD-10-CM Diagnosis Code F90
    • F90 Attention-deficit hyperactivity disorders
      • F90.0 Attention-deficit hyperactivity disorder, pre...
      • F90.1 Attention-deficit hyperactivity disorder, pre...
      • F90.2 Attention-deficit hyperactivity disorder, com...
      • F90.8 Attention-deficit hyperactivity disorder, oth...
      • F90.9 Attention-deficit hyperactivity disorder, uns...
  • mood [affective] disorders (F30-F39
    ICD-10-CM Range F30-F39

    Mood [affective] disorders

    • F30 Manic episode
    • F31 Bipolar disorder
    • F32 Depressive episode
    • F33 Major depressive disorder, recurrent
    • F34 Persistent mood [affective] disorders
    • F39 Unspecified mood [affective] disorder
  • pervasive developmental disorders (
    ICD-10-CM Diagnosis Code F84
    • F84 Pervasive developmental disorders
      • F84.0 Autistic disorder
      • F84.2 Rett's syndrome
      • F84.3 Other childhood disintegrative disorder
      • F84.5 Asperger's syndrome
      • F84.8 Other pervasive developmental disorders
      • F84.9 Pervasive developmental disorder, unspecified...
  • schizophrenia (
    ICD-10-CM Diagnosis Code F20
    • F20 Schizophrenia
      • F20.0 Paranoid schizophrenia
      • F20.1 Disorganized schizophrenia
      • F20.2 Catatonic schizophrenia
      • F20.3 Undifferentiated schizophrenia
      • F20.5 Residual schizophrenia
      • F20.8 Other schizophrenia
        • F20.81 Schizophreniform disorder
        • F20.89 Other schizophrenia
      • F20.9 Schizophrenia, unspecified
Clinical Information
  • A disorder diagnosed in childhood or adolescence age group characterized by aggressive behavior, deceitfulness, destruction of property or violation of rules that is persistent and repetitive, and within a one year period.
  • A repetitive and persistent pattern of behavior in which the basic rights of others or major age-appropriate societal norms or rules are violated. These behaviors include aggressive conduct that causes or threatens physical harm to other people or animals, nonaggressive conduct that causes property loss or damage, deceitfulness or theft, and serious violations of rules. The onset is before age 18. (from dsm-iv, 1994)
  • Mental disorder of childhood and adolescence characterized by repetitive and persistent patterns of conduct in which rights of others and age-appropriate societal rules are violated; the conduct is more serious than ordinary mischief and pranks.
  • Repetitive and persistent aggressive or nonaggressive behavior in which basic rights of others or social norms are violated. Self esteem is generally low, and an inability to develop social relationships and lack of concern for others may or may not be present.
  • F91 Conduct disorders
    • F91.0 Conduct disorder confined to family context
    • F91.1 Conduct disorder, childhood-onset type
    • F91.2 Conduct disorder, adolescent-onset type
    • F91.3 Oppositional defiant disorder
    • F91.8 Other conduct disorders
    • F91.9 Conduct disorder, unspecified