ICD-10-CM > R00-R99 > R80-R82 > R82 > R82.9 > R82.91 R82.91 Other chromoabnormalities of urine Billable/Specific Copy Code Copy Description Applicable To Chromoconversion (dipstick)Idiopathic dipstick converts positive for blood with no cellular forms in sediment Type 1 Excludes hemoglobinuria (R82.3)myoglobinuria (R82.1)