N43.0 Encysted hydrocele

Billable ICD-10-CM code, FY2026.

Applies from N43 Hydrocele and spermatocele

Includes

• hydrocele of spermatic cord, testis or tunica vaginalis

Excludes1 (never code together)

• congenital hydrocele (P83.5)

MS-DRG index

Defines the logic of DRG(s) 729-730 in MDC 12.

Approximate ICD-9-CM (GEMs)

• 603.0 Encysted hydrocele

Diagnosis Index entries for N43.0

• Hydrocele (spermatic cord) (testis) (tunica vaginalis) › encysted
• Infection, infected, infective (opportunistic) › hydrocele

Nearby codes

• N43 Hydrocele and spermatocele
• N43.0 Encysted hydrocele (this code)
• N43.1 Infected hydrocele
• N43.2 Other hydrocele
• N43.3 Hydrocele, unspecified
• N43.4 Spermatocele of epididymis
• N43.40 Spermatocele of epididymis, unspecified