Q87.81

Alport syndrome

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · Q87.81
Use additional

code to identify stage of chronic kidney disease (N18.1-N18.6)

Inherited from Q87.8Oth congenital malformation syndromes, NEC
Excludes 1

Zellweger syndrome (E71.510)

Inherited from Q87Oth congenital malform syndromes affecting multiple systems
Use additional

code(s) to identify all associated manifestations

Inherited from chapter 17Congenital malformations, deformations and chromosomal abnormalities
Excludes 2

inborn errors of metabolism (E70-E88)

Official Guidelines for Q87.81

FY 2026 ›
I.C.17Chapter-specific guidanceChapter 17: Congenital malformations, deformations, and chromosomal abnormalities (Q00-QA1)

Sections that reference Q87.81

Sections whose FY 2026 text names Q87.81, its Q87 category, or a range containing it — the chapter guidance above is the authoritative source.

Find Q87.81 in the alphabetic index

2 index paths lead to this code