Billable / Specific Code
ICD-10-CM F02.C18 is the diagnosis code for Dementia in other diseases classified elsewhere, severe, with other behavioral disturbance. This code falls under the section "Mental disorders due to known physiological conditions" 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.
Understanding where F02.C18 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, F02.C18 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
F02.C18 is the ICD-10-CM diagnosis code for "Dementia in other diseases classified elsewhere, severe, with other behavioral disturbance". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of F02.C18 is F02.C1 ("Dementia in other diseases classified elsewhere, severe, with behavioral disturbance"). F02.C18 provides a more specific classification within this category.
F02.C18 is located in Section F01-F09 — "Mental disorders due to known physiological conditions" within Chapter 5 of the ICD-10-CM Tabular List.
Use F02.C18 when the patients documented diagnosis matches "Dementia in other diseases classified elsewhere, severe, with other behavioral disturbance" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Dementia in other diseases classified elsewhere, severe, with other behavioral disturbance is F02.C18.
Yes, F02.C18 can be used as a primary diagnosis code since it is billable and specific.
F02.C18 is in Chapter 5 of the ICD-10-CM Tabular List.
Yes, F02.C18 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.