F22
✓ Billable
Delusional disorders
ICD-10-CM · FY2026 · Mental, Behavioral and Neurodevelopmental Disorders
Code
F22
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Mental, Behavioral and Neurodevelopmental Disorders
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Also known as
- Delusional dysmorphophobia
- Involutional paranoid state
- Paranoia
- Paranoia querulans
- Paranoid psychosis
- Paranoid state
- Paraphrenia (late)
- Sensitiver Beziehungswahn
Excludes1 — never code together
- mood [affective] disorders with psychotic symptoms (F30.2, F31.2, F31.5, F31.64, F32.3, F33.3)
- paranoid schizophrenia (F20.0)
Excludes2 — not included here, but may code together
- paranoid personality disorder (F60.0)
- paranoid psychosis, psychogenic (F23)
- paranoid reaction (F23)
Frequently asked questions
What is ICD-10 code F22?
ICD-10-CM code F22 represents Delusional disorders. It is a billable diagnosis code in the Mental, Behavioral and Neurodevelopmental Disorders chapter, effective October 1, 2025 – September 30, 2026.
Is F22 billable?
Yes. F22 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is F22 in?
F22 belongs to the Mental, Behavioral and Neurodevelopmental Disorders chapter (F01–F99) of ICD-10-CM.
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