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ICD-10 Guide
ICD-10 CodesR82.6

R82.6

Abnormal urine levels of substances chiefly nonmedicinal as to source

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/11/2025

Code Description

ICD-10 R82.6 is a billable code used to indicate a diagnosis of abnormal urine levels of substances chiefly nonmedicinal as to source.

Key Diagnostic Point:

R82.6 is used to classify abnormal urine levels of substances that are primarily nonmedicinal in origin. This code encompasses a variety of substances that may be detected in urine, including environmental toxins, dietary components, and metabolic byproducts that do not originate from prescribed medications. Clinically, abnormal urine findings can indicate underlying health issues, such as renal dysfunction, metabolic disorders, or exposure to harmful substances. Symptoms may vary widely depending on the substance involved and the underlying condition, ranging from nonspecific malaise to acute renal failure. Laboratory findings may include elevated levels of substances such as heavy metals, organic solvents, or other environmental toxins. The diagnostic approach typically involves a thorough patient history, including dietary habits and potential exposure to toxins, alongside comprehensive urinalysis and possibly further biochemical testing to identify the specific substances present. Accurate coding requires careful documentation of the clinical context and any relevant findings from laboratory tests.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of nonmedicinal substances that can be detected
  • Need for comprehensive patient history to determine source
  • Potential overlap with other codes for abnormal lab findings
  • Variability in clinical presentation based on substance

Audit Risk Factors

  • Inadequate documentation of the source of abnormal findings
  • Failure to specify the substance detected in urine
  • Misclassification of findings as medicinal when they are not
  • Lack of correlation between clinical findings and lab results

Specialty Focus

Medical Specialties

Internal Medicine

Documentation Requirements

Detailed patient history including dietary habits and exposure risks, along with lab results.

Common Clinical Scenarios

Patients presenting with unexplained renal symptoms or abnormal lab results requiring further investigation.

Billing Considerations

Consideration of chronic conditions that may affect urine composition, such as diabetes or chronic kidney disease.

Emergency Medicine

Documentation Requirements

Acute care documentation must include immediate lab results and any relevant history of exposure to toxins.

Common Clinical Scenarios

Patients presenting with acute symptoms following suspected exposure to environmental toxins.

Billing Considerations

Rapid assessment and documentation are crucial in emergency settings to ensure appropriate coding.

Coding Guidelines

Inclusion Criteria

Use R82.6 When
  • Follow official ICD
  • CM guidelines for coding and reporting, ensuring that the code is used only when the abnormal urine findings are not attributable to medicinal sources
  • Document the clinical context and any relevant lab findings to support the use of this code

Exclusion Criteria

Do NOT use R82.6 When
No specific exclusions found.

Related CPT Codes

81000CPT Code

Urinalysis, by dipstick or tablet reagent

Clinical Scenario

Used in conjunction with R82.6 when abnormal urine findings are identified.

Documentation Requirements

Document the specific tests performed and the results that led to the diagnosis.

Specialty Considerations

Ensure that the urinalysis is linked to the clinical findings for accurate coding.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of abnormal urine findings, enabling better tracking of nonmedicinal substance levels and improving the accuracy of clinical data.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of abnormal urine findings, enabling better tracking of nonmedicinal substance levels and improving the accuracy of clinical data.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of abnormal urine findings, enabling better tracking of nonmedicinal substance levels and improving the accuracy of clinical data.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What types of substances are classified under R82.6?

R82.6 includes abnormal levels of substances such as heavy metals, environmental toxins, and metabolic byproducts that are not derived from medications.