ICD-10 Q53.9
Billable / SpecificUndescended testicle, unspecified
About ICD-10-CM Q53.9
ICD-10-CM code Q53.9 represents Undescended testicle, unspecified. This is a billable/specific code in the Congenital Malformations chapter (block Q53). The 2026 edition of ICD-10-CM Q53.9 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under Q53.9. Per CMS ICD-10-CM Tabular 2026.
- Cryptorchism NOS
Medicare LCD Coverage for Q53.9
Local Coverage Determinations (LCDs) from CMS MACs that list Q53.9 as a covered diagnosis.
Showing top 9. Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing Q53.9.
1 Cigna
1 Medicare
1 Aetna
CPT Codes Commonly Billed with Q53.9
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- J3145 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- 84403 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- 84410 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- J1072 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- 11980 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- J1071 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- J3121 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
Convert Q53.9 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| Q53.9 | 75251 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To Q53.9
Other codes in section Q50-Q56 (Congenital malformations of genital organs).
ICD-10 Q53.9, Billing FAQ
Is ICD-10 code Q53.9 billable? +
Yes, Q53.9 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to Q53.9? +
ICD-10 Q53.9 includes: Cryptorchism NOS.
What CPT codes are commonly billed with Q53.9? +
Procedures frequently paired with Q53.9 include: J3145, 84403, 84410, J1072, 11980.
What ICD-9 codes does Q53.9 map to? +
Per CMS GEMs, Q53.9 maps to ICD-9 codes: 75251. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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