1. ICD-10-CM Codes
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2. F01-F99 Mental, Behavioral and Neurodevelopmental disorders
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3. F20-F29 Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders
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4. F24- Shared psychotic disorder
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2020 ICD-10-CM Diagnosis Code F24

Shared psychotic disorder

2016 2017 2018 2019 2020 Billable/Specific Code

• F24 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2020 edition of ICD-10-CM F24 became effective on October 1, 2019.
• This is the American ICD-10-CM version of F24 - other international versions of ICD-10 F24 may differ.

• Induced psychotic disorder
• Psychotic disorder, induced

• A condition in which closely related persons, usually in the same family, share the same delusions.
• A disorder in which a delusion develops in an individual in the context of close relationship with another person who already has that established delusion, most likely as the consequence of schizophrenia or delusional disorder.

• 885 Psychoses

Convert F24 to ICD-9-CM

• 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
• 2020 (effective 10/1/2019): No change

• Disorder (of) - see also Disease
  • delusional (persistent) (systematized) F22
    ICD-10-CM Diagnosis Code F22

    Delusional disorders

    2016 2017 2018 2019 2020 Billable/Specific Code

    Applicable To

    • Delusional dysmorphophobia
    • Involutional paranoid state
    • Paranoia
    • Paranoia querulans
    • Paranoid psychosis
    • Paranoid state
    • Paraphrenia (late)
    • Sensitiver Beziehungswahn

    Type 1 Excludes

    • mood [affective] disorders with psychotic symptoms (F30.2, F31.2, F31.5, F31.64, F32.3, F33.3)
    • paranoid schizophrenia (F20.0)

    Type 2 Excludes

    • paranoid personality disorder (F60.0)
    • paranoid psychosis, psychogenic (F23)
    • paranoid reaction (F23)
    • induced F24
  • paranoid F22
    ICD-10-CM Diagnosis Code F22

    Delusional disorders

    2016 2017 2018 2019 2020 Billable/Specific Code

    Applicable To

    • Delusional dysmorphophobia
    • Involutional paranoid state
    • Paranoia
    • Paranoia querulans
    • Paranoid psychosis
    • Paranoid state
    • Paraphrenia (late)
    • Sensitiver Beziehungswahn

    Type 1 Excludes

    • mood [affective] disorders with psychotic symptoms (F30.2, F31.2, F31.5, F31.64, F32.3, F33.3)
    • paranoid schizophrenia (F20.0)

    Type 2 Excludes

    • paranoid personality disorder (F60.0)
    • paranoid psychosis, psychogenic (F23)
    • paranoid reaction (F23)
    • induced F24
    • shared F24
• Folie à deux F24
• Psychosis, psychotic F29
  ICD-10-CM Diagnosis Code F29

  Unspecified psychosis not due to a substance or known physiological condition

  2016 2017 2018 2019 2020 Billable/Specific Code

  Applicable To

  • Psychosis NOS
  • Unspecified schizophrenia spectrum and other psychotic disorder

  Type 1 Excludes

  • mental disorder NOS (F99)
  • unspecified mental disorder due to known physiological condition (F09)
  • induced F24
  • shared F24

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