2019 ICD-10-CM Diagnosis Code F91.8

Other conduct disorders

    2016 2017 2018 2019 Billable/Specific Code
  • F91.8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM F91.8 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of F91.8 - other international versions of ICD-10 F91.8 may differ.
Applicable To
  • Other specified conduct disorder
  • Other specified disruptive disorder
The following code(s) above F91.8 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to F91.8:
  • F01-F99
    2019 ICD-10-CM Range F01-F99

    Mental, Behavioral and Neurodevelopmental disorders

    Includes
    • disorders of psychological development
    Type 2 Excludes
    • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
    Mental, Behavioral and Neurodevelopmental disorders
  • F90-F98
    2019 ICD-10-CM Range F90-F98

    Behavioral and emotional disorders with onset usually occurring in childhood and adolescence

    Note
    • Codes within categories F90-F98 may be used regardless of the age of a patient. These disorders generally have onset within the childhood or adolescent years, but may continue throughout life or not be diagnosed until adulthood
    Behavioral and emotional disorders with onset usually occurring in childhood and adolescence
  • F91
    ICD-10-CM Diagnosis Code F91

    Conduct disorders

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • antisocial behavior (Z72.81-)
    • antisocial personality disorder (F60.2)
    Type 2 Excludes
    • conduct problems associated with attention-deficit hyperactivity disorder (F90.-)
    • mood [affective] disorders (F30-F39)
    • pervasive developmental disorders (F84.-)
    • schizophrenia (F20.-)
    Conduct disorders
Approximate Synonyms
  • Aggressive behavior
  • Aggressive behavior disorder
  • Aggressive behaviour
  • Behavior disorder, aggressive
  • Conduct disorder, undifferentiated type
ICD-10-CM F91.8 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 886 Behavioral and developmental disorders

Convert F91.8 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change

Diagnosis Index entries containing back-references to F91.8:
  • Delinquency (juvenile) (neurotic) F91.8
  • Disorder (of) - see also Disease
    • conduct (childhood) F91.9
      ICD-10-CM Diagnosis Code F91.9

      Conduct disorder, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Behavioral disorder NOS
      • Conduct disorder NOS
      • Disruptive behavior disorder NOS
      • Disruptive disorder NOS
      • depressive F91.8
      • specified NEC F91.8
    • disruptive F91.9
      ICD-10-CM Diagnosis Code F91.9

      Conduct disorder, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Behavioral disorder NOS
      • Conduct disorder NOS
      • Disruptive behavior disorder NOS
      • Disruptive disorder NOS
      • specified NEC F91.8
  • Disturbance(s) - see also Disease
    • conduct F91.9
      - see also Disorder, conduct
      ICD-10-CM Diagnosis Code F91.9

      Conduct disorder, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Behavioral disorder NOS
      • Conduct disorder NOS
      • Disruptive behavior disorder NOS
      • Disruptive disorder NOS
      • specified NEC F91.8
  • Stealing
  • Tantrum, child problem F91.8
  • Untruthfulness, child problem F91.8

ICD-10-CM Codes Adjacent To F91.8
F90.0 Attention-deficit hyperactivity disorder, predominantly inattentive type
F90.1 Attention-deficit hyperactivity disorder, predominantly hyperactive type
F90.2 Attention-deficit hyperactivity disorder, combined type
F90.8 Attention-deficit hyperactivity disorder, other type
F90.9 Attention-deficit hyperactivity disorder, unspecified type
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
F93 Emotional disorders with onset specific to childhood
F93.0 Separation anxiety disorder of childhood
F93.8 Other childhood emotional disorders
F93.9 Childhood emotional disorder, unspecified
F94 Disorders of social functioning with onset specific to childhood and adolescence
F94.0 Selective mutism
F94.1 Reactive attachment disorder of childhood
F94.2 Disinhibited attachment disorder of childhood
F94.8 Other childhood disorders of social functioning

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.