NPI Atlas

N36.1 – Urethral diverticulum

ICD-10-CM 2027 diagnosis code · Other diseases of the urinary system

Billable code

ICD-10-CM code N36.1

Code: N36.1 (claims format: N361)
Description: Urethral diverticulum
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 14. Diseases of the genitourinary system (N00-N99)
Block: N30-N39 Other diseases of the urinary system
Parent codes: N36

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block N30-N39

Excludes2 (not included here):

urinary infection (complicating):
abortion or ectopic or molar pregnancy (O00-O07, O08.8)
pregnancy, childbirth and the puerperium (O23.-, O75.3, O86.2-)

Index terms for N36.1

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in N36

N36.0 – Urethral fistulaBillable
N36.2 – Urethral caruncleBillable
N36.4 – Urethral functional and muscular disordersHeader
N36.5 – Urethral false passageBillable
N36.8 – Other specified disorders of urethraBillable
N36.9 – Urethral disorder, unspecifiedBillable

Frequently asked questions

What is ICD-10 code N36.1?

N36.1 is the ICD-10-CM code for urethral diverticulum, in the block N30-N39 (Other diseases of the urinary system).

Is N36.1 a billable code?

Yes. N36.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does N36.1 belong to?

It belongs to category N36 – Other disorders of urethra.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.