R31
⚠ Non-billable
Hematuria
ICD-10-CM · FY2026 · Symptoms, Signs and Abnormal Clinical and Laboratory Findings
Code
R31
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Symptoms, Signs and Abnormal Clinical and Laboratory Findings
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Excludes1 — never code together
- hematuria included with underlying conditions, such as:
- acute cystitis with hematuria (N30.01)
- recurrent and persistent hematuria in glomerular diseases (N02.-)
Frequently asked questions
What is ICD-10 code R31?
ICD-10-CM code R31 represents Hematuria. It is a non-billable header code requiring a more specific subcategory in the Symptoms, Signs and Abnormal Clinical and Laboratory Findings chapter, effective October 1, 2025 – September 30, 2026.
Is R31 billable?
No. R31 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is R31 in?
R31 belongs to the Symptoms, Signs and Abnormal Clinical and Laboratory Findings chapter (R00–R99) of ICD-10-CM.
Related codes in the R31 category
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