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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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F20-
Schizophrenia
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2021 ICD-10-CM Diagnosis Code F20.0
2021 ICD-10-CM Diagnosis Code F20.0
Paranoid schizophrenia
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- F20.0 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 F20.0 became effective on October 1, 2020.
- This is the American ICD-10-CM version of F20.0 - other international versions of ICD-10 F20.0 may differ.
Applicable To- Paraphrenic schizophrenia
Type 1 ExcludesType 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 F20.0. 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.
The following code(s) above
F20.0 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
F20.0:
- Acute exacerbation of chronic paranoid schizophrenia
- Acute exacerbation of subchronic paranoid schizophrenia
- Chronic paranoid schizophrenia
- Schizophrenia with acute exacerbation
- Schizophrenia, paranoid
- Schizophrenia, paranoid, chronic
- Schizophrenia, paranoid, subchronic
- Subchronic paranoid schizophrenia
Clinical Information
- A chronic form of schizophrenia characterized primarily by the presence of persecutory or grandiose delusions, often associated with hallucination.
- A subtype of schizophrenia characterized by prominent delusions (typically persecutory or grandiose) or hallucinations in the context of a relative preservation of cognitive functioning and affect.
- Psychotic behavior accompanied simultaneously by persecutory or grandiose delusions (paranoia) and hallucinations (schizophrenia); delusional jealousy may be present.
- Type of schizophrenia characterized by grandiosity, suspiciousness, and delusions of persecution, often with hallucinations.
ICD-10-CM F20.0 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
Convert F20.0 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 F20.0:
- Paranoid
- Paraphrenia, paraphrenic (late) 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)
- 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)
- 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)
- Schizophrenia, schizophrenic F20.9
ICD-10-CM Diagnosis Code F20.9
Schizophrenia, unspecified
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- paranoid F20.0 (type)
- paraphrenic F20.0
ICD-10-CM Codes Adjacent To F20.0
F19.96 …… with psychoactive substance-induced persisting amnestic disorder
F19.97 …… with psychoactive substance-induced persisting dementia
F19.98 Other psychoactive substance use, unspecified with other psychoactive substance-induced disorders
F19.980 Other psychoactive substance use, unspecified with psychoactive substance-induced anxiety disorder
F19.981 Other psychoactive substance use, unspecified with psychoactive substance-induced sexual dysfunction
F19.982 Other psychoactive substance use, unspecified with psychoactive substance-induced sleep disorder
F19.988 Other psychoactive substance use, unspecified with other psychoactive substance-induced disorder
F19.99 …… with unspecified psychoactive substance-induced disorder
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
F20.9 Schizophrenia, unspecified
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
