MCMedicalCodingSoftware
Q63.8

Q63.8: Other specified congenital malformations of kidney

Billable / specific codeICD-10-CMPOA exempt

Q63.8 is a billable, specific ICD-10-CM code for other specified congenital malformations of kidney. It is valid for submission on a claim.

Check Q63.8 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Congenital renal calculi

Excludes1 inherited from the categories above Q63.8

A category’s note binds every code beneath it.

Written on Q63: Other congenital malformations of kidney

  • congenital nephrotic syndrome (N04.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

Q63.8 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56421Billing and Coding: CT of the Abdomen and Pelvis

Alphabetic index entries that lead here

  • L-shaped kidney
  • Ramifying renal pelvis
  • Bifid›kidney
  • Bifurcation›kidney pelvis
  • Bifurcation›renal pelvis
  • Defect, defective›renal pelvis
  • Trifid›kidney(pelvis)
  • Wandering›kidney, congenital
  • Anomaly, anomalous›kidney›specified NEC
  • Calculus, calculi, calculous›kidney›congenital
  • Contraction, contracture, contracted›kidney›congenital
  • Floating›kidney›congenital

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Q63

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.