ICD-10 Code for Epididymitis
Also indexed as (acute) (nonvenereal) (recurrent) (residual)
The ICD-10-CM code for epididymitis is N45.1 — Epididymitis. This is the code the Alphabetic Index gives for epididymitis with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).
Billable
Which epididymitis code should you use?
The Alphabetic Index lists 8 codes under Epididymitis. Which one applies depends on the qualifier documented in the record — the type, site, cause, or associated condition. Find the qualifier below, then verify the code in the Tabular List before using it.
By type
| with orchitis | N45.3 | Epididymo-orchitis | |
| blennorrhagic | A54.23 | Gonococcal infection of other male genital organs | |
| caseous | A18.15 | Tuberculosis of other male genital organs | |
| chlamydial | A56.19 | Other chlamydial genitourinary infection | |
| filarial | B74.9 | Filariasis, unspecified | |
| gonococcal | A54.23 | Gonococcal infection of other male genital organs | |
| syphilitic | A52.76 | Other genitourinary symptomatic late syphilis | |
| tuberculous | A18.15 | Tuberculosis of other male genital organs |
Index terms and codes are reproduced from the official ICD-10-CM FY2027 release. The Alphabetic Index is a finding aid — a code must always be verified in the Tabular List before it is reported. Data sources