R31
⚠ Non-billable (Header)Hematuria
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
❌ Excludes1
directThese codes are mutually exclusive. Never code them together.
- • hematuria included with underlying conditions, such as:
- • acute cystitis with hematuria (N30.01)
- • recurrent and persistent hematuria in glomerular diseases (N02.-)
Child Codes (4)
Clinical Description
ICD-10-CM code R31 represents hematuria. This code falls under the Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.
Frequently Asked Questions
What is ICD-10 code R31?
ICD-10-CM code R31 is "Hematuria". It belongs to the category: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99).
Is R31 a billable ICD-10 code?
No, R31 is a non-billable header code. A more specific child code must be used for billing.
What codes are excluded with R31?
R31 has 3 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)