F22
Billable

Delusional disorders

Billable / Specific Code

What is Delusional disorders?

ICD-10-CM F22 is the diagnosis code for Delusional disorders. This code falls under the section "Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders" within Chapter 5 — Mental, Behavioral and Neurodevelopmental disorders (F01-F99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions
⛔ Excludes1
â„šī¸ Excludes2

Coding Guidelines for F22

✅ This Code Includes

  • Delusional dysmorphophobia
  • Involutional paranoid state
  • Paranoia
  • Paranoia querulans
  • Paranoid psychosis
  • Paranoid state
  • Paraphrenia (late)
  • Sensitiver Beziehungswahn

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as F22. They are mutually exclusive:

  • mood [affective] disorders with psychotic symptoms (F30.2, F31.2, F31.5, F31.64, F32.3, F33.3)
  • paranoid schizophrenia (F20.0)

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in F22. If the patient has both, code each condition separately:

  • paranoid personality disorder (F60.0)
  • paranoid psychosis, psychogenic (F23)
  • paranoid reaction (F23)

ICD-10-CM Code Hierarchy

Understanding where F22 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is F22 a billable ICD-10-CM code?

Yes, F22 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does F22 mean?

F22 is the ICD-10-CM diagnosis code for "Delusional disorders". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is F22 in?

F22 is located in Section F20-F29 — "Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders" within Chapter 5 of the ICD-10-CM Tabular List.

When should I use F22?

Use F22 when the patients documented diagnosis matches "Delusional disorders" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Delusional disorders?

The ICD-10-CM code for Delusional disorders is F22.

Can F22 be used for primary diagnosis?

Yes, F22 can be used as a primary diagnosis code since it is billable and specific.

What chapter is F22 in?

F22 is in Chapter 5 of the ICD-10-CM Tabular List.

What conditions are excluded from F22?

Type 1 Excludes for F22 include: mood [affective] disorders with psychotic symptoms (F30.2, F31.2, F31.5, F31.64, F32.3, F33.3); paranoid schizophrenia (F20.0).

Is F22 valid for 2026?

Yes, F22 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousF21Schizotypal disorderNext →F23Brief psychotic disorder
Code Details
F22
Delusional disorders
Billable / Specific Code
5 — Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
F20-F29 — Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders
2026 ICD-10-CM