Q63.8 – Other specified congenital malformations of kidney
ICD-10-CM 2027 diagnosis code · Congenital malformations of the urinary system
ICD-10-CM code
Q63.8
- Code
Q63.8(claims format:Q638)- Description
- Other specified congenital malformations of kidney
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
- Block
- Q60-Q64 Congenital malformations of the urinary system
- Parent codes
- Q63
Notes for Q63.8
Applicable to:
- Congenital renal calculi
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Q63 – Other congenital malformations of kidney
Excludes1 (not coded here):
- congenital nephrotic syndrome (N04.-)
Index terms for Q63.8
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Bifid, kidney
- Trifid, kidney
- L-shaped kidney
- Ramifying renal pelvis
- Bifurcation, renal pelvis
- Bifurcation, kidney pelvis
- Movable, kidney, congenital
- Floating, kidney, congenital
- Wandering, kidney, congenital
- Contraction, kidney, congenital
- Defect, defective, renal pelvis
- Ren, mobile, mobilis, congenital
- Malformation, kidney, specified type NEC
- Anomaly, anomalous, kidney, specified NEC
- Anomaly, anomalous, renal, pelvis, specified NEC
- Calculus, calculi, calculous, kidney, congenital
Related codes in Q63
Frequently asked questions
What is ICD-10 code Q63.8?
Q63.8 is the ICD-10-CM code for other specified congenital malformations of kidney, in the block Q60-Q64 (Congenital malformations of the urinary system).
Is Q63.8 a billable code?
Yes. Q63.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Q63.8 belong to?
It belongs to category Q63 – Other congenital malformations of kidney.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.