Q64Header code — not billable
Other congenital malformations of urinary system
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q64
- Effective date
- October 1, 2026
Related codes in category Q64
Q64.0EpispadiasYesQ64.1Exstrophy of urinary bladderQ64.10Exstrophy of urinary bladder, unspecifiedYesQ64.11Supravesical fissure of urinary bladderYesQ64.12Cloacal exstrophy of urinary bladderYesQ64.19Other exstrophy of urinary bladderYesQ64.2Congenital posterior urethral valvesYesQ64.3Other atresia and stenosis of urethra and bladder neckQ64.31Congenital bladder neck obstructionYesQ64.32Congenital stricture of urethraYesQ64.33Congenital stricture of urinary meatusYesQ64.39Other atresia and stenosis of urethra and bladder neckYes
Frequently asked questions
What is ICD-10 code Q64?
Q64 is an ICD-10-CM diagnosis code for Other congenital malformations of urinary system.
Is Q64 a billable code?
No. Q64 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is Q64 in?
Q64 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q64 become effective?
Q64 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q64?
Q64 belongs to category Q64, 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.