Q55
ICD-10Non-billable categoryOther congenital malformations of male genital organs
Official ICD-10-CM descriptor (FY2026)
Other congenital malformations of male genital organs
Q55 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- congenital hydrocele (P83.5)
- hypospadias (Q54.-)
More specific codes under Q55
- Q55.0Absence and aplasia of testis
- Q55.1Hypoplasia of testis and scrotum
- Q55.2Oth and unsp congenital malformations of testis and scrotumcategory
- Q55.3Atresia of vas deferens
- Q55.4Oth congen malform of vas def,epidid, semnl vescl & prostate
- Q55.5Congenital absence and aplasia of penis
- Q55.6Other congenital malformations of peniscategory
- Q55.7Congenital vasocutaneous fistula
- Q55.8Oth congenital malformations of male genital organs
- Q55.9Congenital malformation of male genital organ, unspecified
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.