Non-Billable / Non-Specific Code
ICD-10-CM F64 is the diagnosis code for Gender identity disorders. This code falls under the section "Disorders of adult personality and behavior" 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 F64 sits in the ICD-10-CM classification helps ensure proper coding:
No, F64 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
F64 is the ICD-10-CM diagnosis code for "Gender identity disorders". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
F64 is located in Section F60-F69 — "Disorders of adult personality and behavior" within Chapter 5 of the ICD-10-CM Tabular List.
F64 has 5 sub-code(s) that provide more specific detail: F64.0, F64.1, F64.2, F64.8, F64.9.
Use F64 when the patients documented diagnosis matches "Gender identity disorders" 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 Gender identity disorders is F64.
No, F64 is non-billable. Use a more specific sub-code for primary diagnosis billing.
F64 is in Chapter 5 of the ICD-10-CM Tabular List.
Yes, F64 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.