Non-Billable / Non-Specific Code
ICD-10-CM F78 is the diagnosis code for Other intellectual disabilities. This code falls under the section "Intellectual disabilities" within Chapter 5 — Mental, Behavioral and Neurodevelopmental disorders (F01-F99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where F78 sits in the ICD-10-CM classification helps ensure proper coding:
No, F78 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
F78 is the ICD-10-CM diagnosis code for "Other intellectual disabilities". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
F78 is located in Section F70-F79 — "Intellectual disabilities" within Chapter 5 of the ICD-10-CM Tabular List.
F78 has 1 sub-code(s) that provide more specific detail: F78.A.
Use F78 when the patients documented diagnosis matches "Other intellectual disabilities" 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 Other intellectual disabilities is F78.
No, F78 is non-billable. Use a more specific sub-code for primary diagnosis billing.
F78 is in Chapter 5 of the ICD-10-CM Tabular List.
Yes, F78 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.