Undescended and ectopic testicle (Q53) ICD-10-CM
The Q53 code range covers undescended and ectopic testicle with 20 ICD-10-CM diagnosis codes. 14 of them are billable and valid for claim submission in fiscal year 2026, and the category headers group them but cannot themselves be billed.
Codes in the Q53 Range 20 codes · 14 billable
- Q53 Undescended and ectopic testicleNon-billable
- Q53.0 Ectopic testisNon-billable
- Q53.00 Ectopic testis, unspecified
- Q53.01 Ectopic testis, unilateral
- Q53.02 Ectopic testes, bilateral
- Q53.1 Undescended testicle, unilateralNon-billable
- Q53.10 Unspecified undescended testicle, unilateral
- Q53.11 Abdominal testis, unilateralNon-billable
- Q53.111 Unilateral intraabdominal testis
- Q53.112 Unilateral inguinal testis
- Q53.12 Ectopic perineal testis, unilateral
- Q53.13 Unilateral high scrotal testis
- Q53.2 Undescended testicle, bilateralNon-billable
- Q53.20 Undescended testicle, unspecified, bilateral
- Q53.21 Abdominal testis, bilateralNon-billable
- Q53.211 Bilateral intraabdominal testes
- Q53.212 Bilateral inguinal testes
- Q53.22 Ectopic perineal testis, bilateral
- Q53.23 Bilateral high scrotal testes
- Q53.9 Undescended testicle, unspecified
About the Q53 Code Range
ICD-10 code section Q53 is used to classify different forms of undescended and ectopic testicles, conditions where one or both testicles fail to descend into the scrotum or are located abnormally. These codes cover varied presentations such as unilateral or bilateral involvement and specify locations like abdominal, inguinal, perineal, or high scrotal positions.
These codes help medical coders differentiate between types of cryptorchidism (undescended testicle) and ectopic testis, which might also be described using terms like crossed ectopia of testis, palpable undescended testicle, or congenital malposition of testis. For example, Q53.00 addresses unspecified ectopic testis cases, while Q53.10 covers unspecified unilateral undescended testicles, commonly referred to simply as “undescended testicle.” Bilateral forms and more precise locations (such as Q53.211 for bilateral intraabdominal testes) have distinct codes. This section is essential for documenting congenital anomalies of testicular position, which can impact fertility and require targeted medical follow-up or surgical intervention.
Questions About This Page
How many billable codes are in the Q53 range?
Of the 20 codes in this range, 14 are billable and valid for claim submission from October 1, 2025 through September 30, 2026. Category header codes group them but cannot be reported on claims.
What does the Q53 range classify?
The range classifies undescended and ectopic testicle. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2026 ICD-10-CM Tabular List and order file, effective October 1, 2025 through September 30, 2026.
