F51.19
BillableOther hypersomnia not due to a substance or known physiological condition
F51.19 is the ICD-10-CM code for Other hypersomnia not due to a substance or known physiological condition. It is a billable, specific code valid for reimbursement.
F01-F99 Mental, Behavioral and Neurodevelopmental disorders
No additional coding notes for this code.
Frequently asked questions
- What is ICD-10 code F51.19?
- F51.19 is the ICD-10-CM code for "Other hypersomnia not due to a substance or known physiological condition". It falls under F01-F99 Mental, Behavioral and Neurodevelopmental disorders.
- Is F51.19 a billable code?
- Yes — F51.19 is a billable, specific ICD-10-CM code valid for reimbursement.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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