Q55.9Billable
Congenital malformation of male genital organ, unspecified
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q55
- Effective date
- October 1, 2026
Related codes in category Q55
Q55Other congenital malformations of male genital organsQ55.0Absence and aplasia of testisYesQ55.1Hypoplasia of testis and scrotumYesQ55.2Oth and unsp congenital malformations of testis and scrotumQ55.20Unspecified congenital malformations of testis and scrotumYesQ55.21PolyorchismYesQ55.22Retractile testisYesQ55.23Scrotal transpositionYesQ55.29Other congenital malformations of testis and scrotumYesQ55.3Atresia of vas deferensYesQ55.4Oth congen malform of vas def,epidid, semnl vescl & prostateYesQ55.5Congenital absence and aplasia of penisYes
Frequently asked questions
What is ICD-10 code Q55.9?
Q55.9 is an ICD-10-CM diagnosis code for Congenital malformation of male genital organ, unspecified.
Is Q55.9 a billable code?
Yes. Q55.9 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is Q55.9 in?
Q55.9 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q55.9 become effective?
Q55.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q55.9?
Q55.9 belongs to category Q55, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.