ICD-10-CM > R00-R99 > R30-R39 > R31 R31 Hematuria Non-Billable/Non-Specific Type 1 Excludes hematuria included with underlying conditions, such as:acute cystitis with hematuria (N30.01)recurrent and persistent hematuria in glomerular diseases (N02.-) Codes R31.0Gross hematuriaR31.1Benign essential microscopic hematuriaR31.2Other microscopic hematuriaR31.21Asymptomatic microscopic hematuriaR31.29Other microscopic hematuriaR31.9Hematuria, unspecified