R82.8 ABNORMAL FINDINGS ON CYTOLOG AND HISTOLOG EXAM OF URINE

Code Information

Diagnosis Code: R82.8
Short Description: Abnormal findings on cytolog and histolog exam of urine
Long Description: Abnormal findings on cytological and histological examination of urine
Code Version: 2025 ICD-10-CM

The code R82.8 is NOT VALID for claim submission

Code Classification

Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
- Abnormal findings on examination of urine, without diagnosis (R80-R82)
  - Other and unspecified abnormal findings in urine (R82)

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
R82.8		791.9	Abn urine findings NEC

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
R82	Other and unspecified abnormal findings in urine
R82.0	Chyluria
R82.1	Myoglobinuria
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
R82.7	Abnormal findings on microbiological examination of urine
R82.71	Bacteriuria
R82.79	Other abnormal findings on microbiological examination of urine
R82.81	Pyuria
R82.89	Other abnormal findings on cytological and histological examination of urine
R82.9	Other and unspecified abnormal findings in urine
R82.90	Unspecified abnormal findings in urine
R82.91	Other chromoabnormalities of urine
R82.99	Other abnormal findings in urine
R82.991	Hypocitraturia
R82.992	Hyperoxaluria
R82.993	Hyperuricosuria
R82.994	Hypercalciuria
R82.998	Other abnormal findings in urine

This page was last updated on: 10/1/2025

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