Code-level instructions

Inclusion terms

Paranoid reaction
Psychogenic paranoid psychosis

Excludes 2

mood [affective] disorders with psychotic symptoms (F30.2, F31.2, F31.5, F31.64, F32.3, F33.3)

Inherited instructions

Chapters 5 · Mental, Behavioral and Neurodevelopmental disorders (F01-F99)

Includes

disorders of psychological development

Excludes 2

symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

Official index references (26)

Attack, attacks (1)

Attack, attacks › schizophreniform, briefDisease index

Bouffée délirante (1)

Bouffée déliranteDisease index

Disorder(of) (2)

Disorder(of) › psychotic › transient(acute)Disease index
Disorder(of) › schizophreniform › briefDisease index

Episode (2)

Episode › psychoticDisease index
Episode › schizophrenic(acute) NEC, briefDisease index

Oneirophrenia (1)

OneirophreniaDisease index

Paranoid (2)

Paranoid › psychosis(climacteric) (involutional) (menopausal) › psychogenic(acute)Disease index
Paranoid › reaction(acute)Disease index

Psychosis, psychotic (10)

Psychosis, psychotic › acute(transient)Disease index
Psychosis, psychotic › confusional › reactiveDisease index
Psychosis, psychotic › cycloidDisease index
Psychosis, psychotic › episodeDisease index
Psychosis, psychotic › paranoid(climacteric) (involutional) (menopausal) › psychogenic(acute)Disease index
Psychosis, psychotic › psychogenic(paranoid)Disease index
Psychosis, psychotic › reactive(brief) (transient) (emotional stress) (psychological trauma)Disease index
Psychosis, psychotic › schizophreniform › briefDisease index
Psychosis, psychotic › schizophreniform › confusional typeDisease index
Psychosis, psychotic › situational(reactive)Disease index

Reaction (4)

Reaction › paranoid(acute)Disease index
Reaction › schizophrenicDisease index
Reaction › schizophrenic › acute(brief) (undifferentiated)Disease index
Reaction › schizophrenic › undifferentiated(acute) (brief)Disease index

Schizophrenia, schizophrenic (2)

Schizophrenia, schizophrenic › acute(brief) (undifferentiated)Disease index
Schizophrenia, schizophrenic › reactionDisease index

State(of) (1)

State(of) › oneiroid(schizophrenia-like)Disease index

References from other codes (6)

F06.2 · Psychotic disorder with delusions due to known physiological condition

Excludes 2 · brief psychotic disorder (F23)

F20 · Schizophrenia

Excludes 1 · brief psychotic disorder (F23)

F20 · Schizophrenia

Excludes 1 · schizophrenic reaction NOS (F23)

F20.3 · Undifferentiated schizophrenia

Excludes 1 · acute schizophrenia-like psychotic disorder (F23)

F22 · Delusional disorders

Excludes 2 · paranoid psychosis, psychogenic (F23)

F22 · Delusional disorders

Excludes 2 · paranoid reaction (F23)

Code history

No recorded change since first observation

ChangedUnchanged

FY2016

Effective from 2015-10-01

First observed

Brief psychotic disorder

Billable diagnosis code

CDC/NCHS · FY2016

All editions (19)

All editions	Effective from	Code history
FY2016	2015-10-01	First observed
FY2017	2016-10-01	No tabular change
FY2018	2017-10-01	No tabular change
FY2019	2018-10-01	No tabular change
FY2020	2019-10-01	No tabular change
FY2020 · April	2020-04-01	No tabular change
FY2021	2020-10-01	No tabular change
FY2021 · 01-01	2021-01-01	No tabular change
FY2022	2021-10-01	No tabular change
FY2022 · 04-01	2022-04-01	No tabular change
FY2023	2022-10-01	No tabular change
FY2023 · 04-01	2023-04-01	No tabular change
FY2024	2023-10-01	No tabular change
FY2024 · 04-01	2024-04-01	No tabular change
FY2025	2024-10-01	No tabular change
FY2025 · 04-01	2025-04-01	No tabular change
FY2026	2025-10-01	No tabular change
FY2026 · April	2026-04-01	No tabular change
FY2027	2026-10-01	No tabular change

Historical ICD-9 mappings · 2018

Historical mapping only; not an automatic code substitution.

298.3 · Approximate
298.4 · Approximate
298.8 · Approximate