ICD10BillableValid for clinical use

ICD-10 Code R82.91: Other chromoabnormalities of urine

R82.91 is a billable ICD-10 diagnosis code used to classify Other chromoabnormalities of urine in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99).

When is it used?

  • May be used when a clinician documents other chromoabnormalities of urine in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
block
R80-R82Abnormal findings on examination of urine, without diagnosis
category
R82Other and unspecified abnormal findings in urine
category
R82.9Other and unspecified abnormal findings in urine
currentR82.9

Official coding notes

Inclusion terms
  • Chromoconversion (dipstick)
  • Idiopathic dipstick converts positive for blood with no cellular forms in sediment
Excludes1 (do not code together)
  • hemoglobinuria (R82.3)
  • myoglobinuria (R82.1)

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

General Physician

Coding guidelines

Common synonyms

Other chromoabnormalities of urine

Frequently asked questions

Code details

CodeR82.91
SystemICD10
Display nameOther chromoabnormalities of urine
ChapterSymptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
BlockAbnormal findings on examination of urine, without diagnosis

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Abnormal, abnormality, abnormalitiesChromoconversion

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code R82.91 for Other chromoabnormalities of urine | HealthAssure