R82.1 Myoglobinuria

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from R82 Other and unspecified abnormal findings in urine

Includes

• chromoabnormalities in urine

Excludes2 (not included here)

• hematuria (R31.-)

Use additional code

• code to identify any retained foreign body, if applicable (Z18.-)

MS-DRG index

Defines the logic of DRG(s) 947-948 in MDC 23.

Approximate ICD-9-CM (GEMs)

• 791.3 Myoglobinuria

Code annotations containing back-references to R82.1

Back-references to R82.1

• Type 1 Excludes: R82.91 Other chromoabnormalities of urine ("myoglobinuria (R82.1)")

Diagnosis Index entries for R82.1

• Abnormal, abnormality, abnormalities › urine (constituents) › myoglobin
• Findings, abnormal, inconclusive, without diagnosis › myoglobinuria
• Myoglobulinuria, myoglobinuria (primary)

Nearby codes

• R82 Other and unspecified abnormal findings in urine
• R82.0 Chyluria
• R82.1 Myoglobinuria (this code)
• R82.2 Biliuria
• R82.3 Hemoglobinuria
• R82.4 Acetonuria
• R82.5 Elevated urine levels of drugs, medicaments and biological substances
• R82.6 Abnormal urine levels of substances chiefly nonmedicinal as to source