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ICD-10-CM Codes
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F01-F99
Mental, Behavioral and Neurodevelopmental disorders
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F20-F29
Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders
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F23-
Brief psychotic disorder
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2021 ICD-10-CM Diagnosis Code F23
2021 ICD-10-CM Diagnosis Code F23
Brief psychotic disorder
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- F23 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2021 edition of ICD-10-CM F23 became effective on October 1, 2020.
- This is the American ICD-10-CM version of F23 - other international versions of ICD-10 F23 may differ.
Applicable To- Paranoid reaction
- Psychogenic paranoid psychosis
Type 2 ExcludesType 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 (F23) and the excluded code together.
- mood [affective] disorders with psychotic symptoms (
ICD-10-CM Diagnosis Code F30.2
Manic episode, severe with psychotic symptoms
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Manic stupor
- Mania with mood-congruent psychotic symptoms
- Mania with mood-incongruent psychotic symptoms
ICD-10-CM Diagnosis Code F31.2
Bipolar disorder, current episode manic severe with psychotic features
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Bipolar disorder, current episode manic with mood-congruent psychotic symptoms
- Bipolar disorder, current episode manic with mood-incongruent psychotic symptoms
- Bipolar I disorder, current or most recent episode manic with psychotic features
ICD-10-CM Diagnosis Code F31.5
Bipolar disorder, current episode depressed, severe, with psychotic features
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Bipolar disorder, current episode depressed with mood-incongruent psychotic symptoms
- Bipolar disorder, current episode depressed with mood-congruent psychotic symptoms
- Bipolar I disorder, current or most recent episode depressed, with psychotic features
ICD-10-CM Diagnosis Code F31.64
Bipolar disorder, current episode mixed, severe, with psychotic features
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Bipolar disorder, current episode mixed with mood-congruent psychotic symptoms
- Bipolar disorder, current episode mixed with mood-incongruent psychotic symptoms
ICD-10-CM Diagnosis Code F32.3
Major depressive disorder, single episode, severe with psychotic features
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Single episode of major depression with mood-congruent psychotic symptoms
- Single episode of major depression with mood-incongruent psychotic symptoms
- Single episode of major depression with psychotic symptoms
- Single episode of psychogenic depressive psychosis
- Single episode of psychotic depression
- Single episode of reactive depressive psychosis
ICD-10-CM Diagnosis Code F33.3
Major depressive disorder, recurrent, severe with psychotic symptoms
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Endogenous depression with psychotic symptoms
- Major depressive disorder, recurrent, with psychotic features
- Recurrent severe episodes of major depression with mood-congruent psychotic symptoms
- Recurrent severe episodes of major depression with mood-incongruent psychotic symptoms
- Recurrent severe episodes of major depression with psychotic symptoms
- Recurrent severe episodes of psychogenic depressive psychosis
- Recurrent severe episodes of psychotic depression
- Recurrent severe episodes of reactive depressive psychosis
The following code(s) above
F23 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
F23:
- Acute paranoid reaction
- Acute schizophrenic episode
- Brief psychotic disorder co-occurrent with catatonia
- Brief psychotic disorder w catatonia
- Brief reactive psychosis
- Delusion of persecution
- Paranoid reaction
- Paranoid reaction acute
- Psychogenic paranoid psychosis
- Psychosis, psychogenic
- Psychotic disorder, brief
- Reactive psychoses
- Reactive psychosis
- Schizophrenia, acute episode
Clinical Information
- A disorder characterized by delusions, hallucinations, disorganized speech, and/or grossly disorganized behavior that resolve within a month.
ICD-10-CM F23 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
Convert F23 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
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
Code annotations containing back-references to F23:
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Type 1 Excludes: F20, F20, F20.3
ICD-10-CM Diagnosis Code F20
Schizophrenia
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
ICD-10-CM Diagnosis Code F20
Schizophrenia
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
ICD-10-CM Diagnosis Code F20.3
Undifferentiated schizophrenia
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Type 1 Excludes- acute schizophrenia-like psychotic disorder (F23)
Type 2 Excludes- post-schizophrenic depression (F32.89)
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Type 2 Excludes: F06.2, F22, F22
ICD-10-CM Diagnosis Code F06.2
Psychotic disorder with delusions due to known physiological condition
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Paranoid and paranoid-hallucinatory organic states
- Schizophrenia-like psychosis in epilepsy
Type 2 Excludes- alcohol and drug-induced psychotic disorder (F10-F19 with .150, .250, .950)
- brief psychotic disorder (F23)
- delusional disorder (F22)
- schizophrenia (F20.-)
ICD-10-CM Diagnosis Code F22
Delusional disorders
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Delusional dysmorphophobia
- Involutional paranoid state
- Paranoia
- Paranoia querulans
- Paranoid psychosis
- Paranoid state
- Paraphrenia (late)
- Sensitiver Beziehungswahn
Type 2 Excludes- paranoid personality disorder (F60.0)
- paranoid psychosis, psychogenic (F23)
- paranoid reaction (F23)
ICD-10-CM Diagnosis Code F22
Delusional disorders
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Delusional dysmorphophobia
- Involutional paranoid state
- Paranoia
- Paranoia querulans
- Paranoid psychosis
- Paranoid state
- Paraphrenia (late)
- Sensitiver Beziehungswahn
Type 2 Excludes- paranoid personality disorder (F60.0)
- paranoid psychosis, psychogenic (F23)
- paranoid reaction (F23)
- Attack, attacks
- schizophreniform, brief F23
- Bouffée délirante F23
- Disorder (of) - see also Disease
- psychotic - see Psychosis
- schizophreniform F20.81
ICD-10-CM Diagnosis Code F20.81
Schizophreniform disorder
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Schizophreniform psychosis NOS
- Episode
- Oneirophrenia F23
- Paranoid
- psychosis (climacteric) (involutional) (menopausal) F22
ICD-10-CM Diagnosis Code F22
Delusional disorders
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Delusional dysmorphophobia
- Involutional paranoid state
- Paranoia
- Paranoia querulans
- Paranoid psychosis
- Paranoid state
- Paraphrenia (late)
- Sensitiver Beziehungswahn
Type 2 Excludes- paranoid personality disorder (F60.0)
- paranoid psychosis, psychogenic (F23)
- paranoid reaction (F23)
- reaction (acute) F23
- 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 2021 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)
- acute (transient) F23
- confusional F29
ICD-10-CM Diagnosis Code F29
Unspecified psychosis not due to a substance or known physiological condition
2016 2017 2018 2019 2020 2021 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)
- episode F23
- paranoid (climacteric) (involutional) (menopausal) F22
ICD-10-CM Diagnosis Code F22
Delusional disorders
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Delusional dysmorphophobia
- Involutional paranoid state
- Paranoia
- Paranoia querulans
- Paranoid psychosis
- Paranoid state
- Paraphrenia (late)
- Sensitiver Beziehungswahn
Type 2 Excludes- paranoid personality disorder (F60.0)
- paranoid psychosis, psychogenic (F23)
- paranoid reaction (F23)
- psychogenic (paranoid) F23
- reactive (brief) (transient) (emotional stress) (psychological trauma) F23
- schizophreniform F20.81
ICD-10-CM Diagnosis Code F20.81
Schizophreniform disorder
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Schizophreniform psychosis NOS
- brief F23
- confusional type F23
- cycloid F23
- situational F23 (reactive)
- Reaction - see also Disorder
- paranoid (acute) F23
- schizophrenic F23
- acute F23 (brief) (undifferentiated)
- undifferentiated F23 (acute) (brief)
- Schizophrenia, schizophrenic F20.9
ICD-10-CM Diagnosis Code F20.9
Schizophrenia, unspecified
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- acute F23 (brief) (undifferentiated)
- reaction F23
- State (of)
- oneiroid F23 (schizophrenia-like)
ICD-10-CM Codes Adjacent To F23
F20.1 Disorganized schizophrenia
F20.2 Catatonic schizophrenia
F20.3 Undifferentiated schizophrenia
F20.5 Residual schizophrenia
F20.8 Other schizophrenia
F20.81 Schizophreniform disorder
F20.9 Schizophrenia, unspecified
F23
Brief psychotic disorder
F24 Shared psychotic disorder
F25 Schizoaffective disorders
F25.0 Schizoaffective disorder, bipolar type
F25.1 Schizoaffective disorder, depressive type
F25.8 Other schizoaffective disorders
F25.9 Schizoaffective disorder, unspecified
F28 Other psychotic disorder not due to a substance or known physiological condition
F29 Unspecified psychosis not due to a substance or known physiological condition
F30.1 Manic episode without psychotic symptoms
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
