F22 – Delusional disorders
ICD-10-CM 2027 diagnosis code · Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders
ICD-10-CM code
F22
- Code
F22(claims format:F22)- Description
- Delusional disorders
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 5. Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
- Block
- F20-F29 Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders
Notes for F22
Applicable to:
- Delusional dysmorphophobia
- Involutional paranoid state
- Paranoia
- Paranoia querulans
- Paranoid psychosis
- Paranoid state
- Paraphrenia (late)
- Sensitiver Beziehungswahn
Excludes1 (not coded here):
Index terms for F22
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Paranoia
- Lycanthropy
- State, paranoid
- Paranoid, state
- Sander's disease
- Cotard's syndrome
- Disorder, paranoid
- Paranoid, psychosis
- Disorder, delusional
- Persecution, delusion
- State, paranoid, simple
- Paraphrenia, paraphrenic
- Sensitiver Beziehungswahn
- Paranoid, reaction, chronic
- Reaction, paranoid, chronic
- Dysmorphophobia, delusional
- State, paranoid, menopausal
- Climacteric, paranoid state
- Insanity, insane, delusional
- State, paranoid, climacteric
- State, paranoid, involutional
- Psychosis, psychotic, paranoid
- Psychosis, psychotic, paranoiac
- Menopause, menopausal, paranoid state
- Psychosis, psychotic, involutional, paranoid
Frequently asked questions
What is ICD-10 code F22?
F22 is the ICD-10-CM code for delusional disorders, in the block F20-F29 (Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders).
Is F22 a billable code?
Yes. F22 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.