Mental, Behavioral and Neurodevelopmental disorders
Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders
2021 ICD-10-CM Diagnosis Code F20.9
2021 ICD-10-CM Diagnosis Code F20.9
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- F20.9 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 F20.9 became effective on October 1, 2020.
- This is the American ICD-10-CM version of F20.9 - other international versions of ICD-10 F20.9 may differ.
The following code(s) above F20.9
contain 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 F20.9
- Chronic schizophrenia
- Schizophrenia in remission
- Schizophrenia, chronic
- Schizophrenia, subchronic
- Schizophrenia, subchronic with acute episode
- Subchronic schizophrenia
- Subchronic schizophrenia with acute exacerbations
ICD-10-CM F20.9 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- A group of severe mental disorders in which a person has trouble telling the difference between real and unreal experiences, thinking logically, having normal emotional responses to others, and behaving normally in social situations. Symptoms include seeing, hearing, feeling things that are not there, having false ideas about what is taking place or who one is, nonsense speech, unusual behavior, lack of emotion, and social withdrawal.
- A major psychotic disorder characterized by abnormalities in the perception or expression of reality. It affects the cognitive and psychomotor functions. Common clinical signs and symptoms include delusions, hallucinations, disorganized thinking, and retreat from reality.
- A severe emotional disorder of psychotic depth characteristically marked by a retreat from reality with delusion formation, hallucinations, emotional disharmony, and regressive behavior.
- Class of psychoses with disturbance mainly of cognition (content and form of thought, perception, sense of self versus external world, volition) and psychomotor function, rather than affect.
- Schizophrenia is a severe, lifelong brain disorder. People who have it may hear voices, see things that aren't there or believe that others are reading or controlling their minds. In men, symptoms usually start in the late teens and early 20s. They include hallucinations, or seeing things, and delusions such as hearing voices. For women, they start in the mid-20s to early 30s. Other symptoms include
no one is sure what causes schizophrenia, but your genetic makeup and brain chemistry probably play a role. Medicines can relieve many of the symptoms, but it can take several tries before you find the right drug. You can reduce relapses by staying on your medicine for as long as your doctor recommends. With treatment, many people improve enough to lead satisfying lives.
- unusual thoughts or perceptions
- disorders of movement
- difficulty speaking and expressing emotion
- problems with attention, memory and organization
Convert F20.9 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
- 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To F20.9
…… with unspecified psychoactive substance-induced disorder
Brief psychotic disorder
Shared psychotic disorder
Schizoaffective disorder, bipolar type
Schizoaffective disorder, depressive type
Other schizoaffective disorders
Schizoaffective disorder, unspecified
Other psychotic disorder not due to a substance or known physiological condition
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.