2019 ICD-10-CM Diagnosis Code F20.1

Disorganized schizophrenia

    2016 2017 2018 2019 Billable/Specific Code
  • F20.1 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 F20.1 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of F20.1 - other international versions of ICD-10 F20.1 may differ.
Applicable To
  • Hebephrenic schizophrenia
  • Hebephrenia
The following code(s) above F20.1 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 F20.1:
  • 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
  • Chronic hebephrenic schizophrenia
  • Disorganised schizophrenia
  • Schizophrenia, disorganized
  • Schizophrenia, disorganized, subchronic
  • Schizophrenia, hebephrenic, chronic
  • Subchronic disorganised schizophrenia
Clinical Information
  • A subtype of schizophrenia characterized by disorganized speech, disorganized behavior, and a flat or inappropriate affect; associated features include grimacing, mannerisms, and other oddities of behavior. Criteria for the catatonic type of schizophrenia are not met.
  • A type of schizophrenia characterized by frequent incoherence; marked loosening of associations, or grossly disorganized behavior and flat or grossly inappropriate affect that does not meet the criteria for the catatonic type; associated features include extreme social withdrawal, grimacing, mannerisms, mirror gazing, inappropriate giggling, and other odd behavior. (Dorland, 27th ed)
ICD-10-CM F20.1 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 885 Psychoses

Convert F20.1 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 F20.1:
  • Hebephrenia, hebephrenic F20.1 (schizophrenia)
  • Schizophrenia, schizophrenic F20.9
    ICD-10-CM Diagnosis Code F20.9

    Schizophrenia, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    • disorganized F20.1 (type)
    • hebephrenic F20.1 (type)

ICD-10-CM Codes Adjacent To F20.1
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
F23 Brief psychotic disorder

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