N36.4
Header — not billableUrethral functional and muscular disorders
The ICD-10 code for urethral functional and muscular disorders is N36.4.
N36.4 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 4 more specific codes below.
Clinical notes
Use additional code
This code represents an underlying condition. When a related manifestation is also present, coding convention calls for an additional code to be listed after this one.
- code to identify associated urinary stress incontinence (N39.3)
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •If the associated manifestation or related condition noted above is also documented, an additional code should be reported alongside this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- N36.0Urethral fistula
- N36.1Urethral diverticulum
- N36.2Urethral caruncle
- N36.5Urethral false passage
- N36.8Other specified disorders of urethra
- N36.9Urethral disorder, unspecified
- N36.4Urethral functional and muscular disordersnon-billable header