2019 ICD-10-CM Diagnosis Code F20.0

Paranoid schizophrenia

    2016 2017 2018 2019 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 2019 edition of ICD-10-CM F20.0 became effective on October 1, 2018.
  • 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 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 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.
  • involutional paranoid state (
    ICD-10-CM Diagnosis Code F22

    Delusional disorders

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Delusional dysmorphophobia
    • Involutional paranoid state
    • Paranoia
    • Paranoia querulans
    • Paranoid psychosis
    • Paranoid state
    • Paraphrenia (late)
    • Sensitiver Beziehungswahn
    Type 1 Excludes
    Type 2 Excludes
    • paranoid personality disorder (F60.0)
    • paranoid psychosis, psychogenic (F23)
    • paranoid reaction (F23)
    F22
    )
  • paranoia (
    ICD-10-CM Diagnosis Code F22

    Delusional disorders

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Delusional dysmorphophobia
    • Involutional paranoid state
    • Paranoia
    • Paranoia querulans
    • Paranoid psychosis
    • Paranoid state
    • Paraphrenia (late)
    • Sensitiver Beziehungswahn
    Type 1 Excludes
    Type 2 Excludes
    • paranoid personality disorder (F60.0)
    • paranoid psychosis, psychogenic (F23)
    • paranoid reaction (F23)
    F22
    )
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:
  • 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
  • F20
    ICD-10-CM Diagnosis Code F20

    Schizophrenia

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Type 2 Excludes
    Schizophrenia
Approximate Synonyms
  • 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 v36.0):
  • 885 Psychoses

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
Code annotations containing back-references to F20.0:
  • Type 1 Excludes: F22
    ICD-10-CM Diagnosis Code F22

    Delusional disorders

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Delusional dysmorphophobia
    • Involutional paranoid state
    • Paranoia
    • Paranoia querulans
    • Paranoid psychosis
    • Paranoid state
    • Paraphrenia (late)
    • Sensitiver Beziehungswahn
    Type 1 Excludes
    Type 2 Excludes
    • paranoid personality disorder (F60.0)
    • paranoid psychosis, psychogenic (F23)
    • paranoid reaction (F23)
  • Type 2 Excludes: F60.0
    ICD-10-CM Diagnosis Code F60.0

    Paranoid personality disorder

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Expansive paranoid personality (disorder)
    • Fanatic personality (disorder)
    • Querulant personality (disorder)
    • Paranoid personality (disorder)
    • Sensitive paranoid personality (disorder)
    Type 2 Excludes
    • paranoia (F22)
    • paranoia querulans (F22)
    • paranoid psychosis (F22)
    • paranoid schizophrenia (F20.0)
    • paranoid state (F22)

Diagnosis Index entries containing back-references to F20.0:
  • Paranoid
    • schizophrenia F20.0
  • Paraphrenia, paraphrenic (late) F22
    ICD-10-CM Diagnosis Code F22

    Delusional disorders

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Delusional dysmorphophobia
    • Involutional paranoid state
    • Paranoia
    • Paranoia querulans
    • Paranoid psychosis
    • Paranoid state
    • Paraphrenia (late)
    • Sensitiver Beziehungswahn
    Type 1 Excludes
    Type 2 Excludes
    • paranoid personality disorder (F60.0)
    • paranoid psychosis, psychogenic (F23)
    • paranoid reaction (F23)
    • schizophrenia F20.0
  • Psychosis, psychotic F29
    ICD-10-CM Diagnosis Code F29

    Unspecified psychosis not due to a substance or known physiological condition

      2016 2017 2018 2019 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 Billable/Specific Code
      Applicable To
      • Delusional dysmorphophobia
      • Involutional paranoid state
      • Paranoia
      • Paranoia querulans
      • Paranoid psychosis
      • Paranoid state
      • Paraphrenia (late)
      • Sensitiver Beziehungswahn
      Type 1 Excludes
      Type 2 Excludes
      • paranoid personality disorder (F60.0)
      • paranoid psychosis, psychogenic (F23)
      • paranoid reaction (F23)
      • schizophrenic F20.0
  • Schizophrenia, schizophrenic F20.9
    ICD-10-CM Diagnosis Code F20.9

    Schizophrenia, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    • paranoid F20.0 (type)
    • paraphrenic F20.0

ICD-10-CM Codes Adjacent To F20.0
F19.959 …… unspecified
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 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
F21 Schizotypal disorder
F22 Delusional disorders

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