F28
BillableOth psych disorder not due to a sub or known physiol cond
Other psychotic disorder not due to a substance or known physiological condition
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Chronic hallucinatory psychosis
- Other specified schizophrenia spectrum and other psychotic disorder
Includes
Conditions included under this code
- disorders of psychological development
Excludes 2
Conditions not included here, but the patient may have both
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(8)
SNOMED CT
UMLS
Clinical Terms
- Other specified schizophrenia spectrum and other psychotic disorder
- Chronic hallucinatory psychosis
- Hallucinosis
Frequently Asked Questions
What is the ICD-10 code for oth psych disorder not due to a sub or known physiol cond?
The ICD-10-CM code for oth psych disorder not due to a sub or known physiol cond is F28. The full clinical description is "Other psychotic disorder not due to a substance or known physiological condition". F28 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code F28 mean?
ICD-10-CM code F28 represents “Other psychotic disorder not due to a substance or known physiological condition”. It is classified under Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders and is a billable/specific code that can be used on a claim.
Is F28 a billable code?
Yes, F28 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is F28 in?
F28 is in Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders (codes F01-F99).
What SNOMED CT codes does F28 map to?
F28 maps to 1 SNOMED CT concept: 73917004. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for F28?
F28 is linked to 3 UMLS Concept Unique Identifiers: C2874859, C2874860, C4237337. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does F28 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like oth psych disorder not due to a sub or known physiol cond affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of F28?
F28 maps to the ICD-11 code: 6A2Z (Schizophrenia or other primary psychotic disorders, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.