2026 ICD-10-CM Diagnosis Code Q53Undescended and ectopic testicle

ICD-10-CM Codes›Q00-Q99›Q50-Q56›Q53

ICD-10-CM Q53
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Q53 is a non-billable ICD-10-CM category code for undescended and ectopic testicle, so it cannot be submitted on claims. Use a more specific code from this category instead, such as Q53.00, Q53.01, Q53.02, and Q53.10.

Code Identity

ICD-10-CM Code
Q53
Billable Status
No — Non-Billable Category
Code Describes
Undescended and ectopic testicle
Chapter
Q50-Q56
Congenital malformations of genital organs

Code Classification

ChapterQ00-Q99Congenital malformations, deformations and chromosomal abnormalities
SectionQ50-Q56Congenital malformations of genital organs
CategoryQ53Undescended and ectopic testicle
This CodeQ53Undescended and ectopic testicle

Specific Coding for Undescended and ectopic testicleOverview

Non-specific codes like Q53 require more characters. Use one of these billable codes instead:

  • Q53.0 for Ectopic testis

  • Use Q53.00 for Ectopic testis, unspecified

  • Use Q53.01 for Ectopic testis, unilateral

  • Use Q53.02 for Ectopic testes, bilateral

  • Q53.1 for Undescended testicle, unilateral

  • Use Q53.10 for Unspecified undescended testicle, unilateral

  • Q53.11 for Abdominal testis, unilateral

  • Use Q53.12 for Ectopic perineal testis, unilateral

  • Use Q53.13 for Unilateral high scrotal testis

  • Q53.2 for Undescended testicle, bilateral

  • Use Q53.20 for Undescended testicle, unspecified, bilateral

  • Q53.21 for Abdominal testis, bilateral

  • Use Q53.22 for Ectopic perineal testis, bilateral

  • Use Q53.23 for Bilateral high scrotal testes

  • Use Q53.9 for Undescended testicle, unspecified

Patient EducationClinical

Testicular Disorders

Testicles, or testes, make male hormones and sperm. They are two egg-shaped organs inside the scrotum, the loose sac of skin behind the penis. It's easy to injure your testicles because they are not protected by bones or muscles. Men and boys should wear athletic supporters when they play sports.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About Q53Overview

Is Q53 (Undescended and ectopic testicle) a billable code?

No. This is a category header that groups the codes for undescended and ectopic testicle, and headers cannot be submitted on claims. Claims for undescended and ectopic testicle need a more specific code from this category, such as Q53.00, Q53.01, and Q53.02.