R31.21

✓ Billable

Asymptomatic microscopic hematuria

Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

Also Known As

AMH

✅ No additional coding notes for R31.21

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Code Information

CodeR31.21

BillableYes

ParentR31.2

CategorySymptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

Excludes10 rule(s)

Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)