ICD-10-CM
ICD-10 code for Inversion testis (congenital): Q55.29
The ICD-10-CM index points "Inversion testis (congenital)" to Q55.29, Other congenital malformations of testis and scrotum. Q55.29 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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More specific codes in Q55
A header groups codes and is not billed. A billable code is one you can report.
- Q55Other congenital malformations of male genital organsHeader
- Q55.0Absence and aplasia of testisBillable
- Q55.1Hypoplasia of testis and scrotumBillable
- Q55.2Other and unspecified congenital malformations of testis and scrotumHeader
- Q55.20Unspecified congenital malformations of testis and scrotumBillable
- Q55.21PolyorchismBillable
- Q55.22Retractile testisBillable
- Q55.23Scrotal transpositionBillable
- Q55.29Other congenital malformations of testis and scrotumBillable
- Q55.3Atresia of vas deferensBillable
- Q55.4Other congenital malformations of vas deferens, epididymis, seminal vesicles and prostateBillable
- Q55.5Congenital absence and aplasia of penisBillable
- Q55.6Other congenital malformations of penisHeader
- Q55.61Curvature of penis (lateral)Billable
- Q55.62Hypoplasia of penisBillable
- Q55.63Congenital torsion of penisBillable
- Q55.64Hidden penisBillable
- Q55.69Other congenital malformation of penisBillable
- Q55.7Congenital vasocutaneous fistulaBillable
- Q55.8Other specified congenital malformations of male genital organsBillable
- Q55.9Congenital malformation of male genital organ, unspecifiedBillable
Excludes1
Excludes1 means these codes are not reported together.
From Q55. A note on a category applies to every code under it.
Related conditions
Related pages
- Q55.29 code detailsNotes, nearby codes, CMS-HCC group
- Category Q55Every code under it
- Chapter 17Congenital malformations and chromosomal abnormalities
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Inversion testis (congenital)?
The ICD-10-CM index points "Inversion testis (congenital)" to Q55.29, Other congenital malformations of testis and scrotum. Q55.29 is a billable code.
Is Q55.29 billable?
Yes. Q55.29 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to Q55.29?
The CDC tabular list gives 2 Excludes1 notes (not coded together) for Q55.29 and the categories above it. They are listed on this page.
What chapter is Q55.29 in?
Chapter 17. Congenital malformations and chromosomal abnormalities.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.