Q55
Other congenital malformations of male genital organs
Q55 is a non-billable ICD-10-CM code category for other congenital malformations of male genital organs. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are Q55.0 Absence and aplasia of testis, Q55.1 Hypoplasia of testis and scrotum, Q55.2 Other and unspecified congenital malformations of testis and scrotum, Q55.3 Atresia of vas deferens and 6 more. Its coding notes include 4 Excludes1 entries and 1 Excludes2 entry.
Guidelines tip
From the FY2027 Official Guidelines. ICD10Ref adds no rules of its own.
Chapter 17 codes can be used for life. Manifestations that are an inherent part of a specifically coded anomaly are not coded separately. A corrected malformation is reported with a personal history code.
Excludes1
Not coded here. The listed conditions generally should not be reported together.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (1 note)
- inborn errors of metabolism (E70-E88)
Notes
Also from chapter/block level (1 note)
- Codes from this chapter are not for use on maternal records
More specific codes under Q55 10
- Q55.0Absence and aplasia of testisBillable
- Q55.1Hypoplasia of testis and scrotumBillable
- Q55.2Other and unspecified congenital malformations of testis and scrotumHeader
- 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
- Q55.7Congenital vasocutaneous fistulaBillable
- Q55.8Other specified congenital malformations of male genital organsBillable
- Q55.9Congenital malformation of male genital organ, unspecifiedBillable