ICD-10 Coding for Abnormal Lab Findings(B18.2, D89.9, E11.9)

Explore ICD-10 codes for abnormal lab findings, including glucose and protein levels. Learn documentation requirements and coding tips for compliance.

Also known as:
Abnormal Laboratory ResultsIrregular Lab Values
Related ICD-10 Code Ranges

Complete code families applicable to Abnormal Lab Findings

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
R73.09Other abnormal glucose
R79.1Abnormal levels of plasma proteins
R74.0Nonspecific elevation of levels of transaminase and lactic acid dehydrogenase [LDH]

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information

Essential facts and insights aboutAbnormal Lab Findings

Differential Codes

Alternative codes to consider when ruling out similar conditions

Type 2 diabetes mellitus without complicationsE11.9
Disorder involving the immune mechanism, unspecifiedD89.9
Fatty (change of) liver, not elsewhere classifiedK76.0

Documentation & Coding Risks

Avoid these common issues when documenting Abnormal Lab Findings.

Using R73.09 with a confirmed diabetes diagnosis

Impact

Clinical: Misrepresentation of patient's diabetic status., Regulatory: Potential audit failure., Financial: Incorrect billing leading to claim denials.

Mitigation

Verify diabetes status before coding., Use E11.9 if diabetes is confirmed.

Coding from unsigned lab reports

Impact

Reimbursement: Claims may be denied if unsupported by signed documentation., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate data representation in patient records.

Mitigation

Ensure provider attestation and clinical significance are documented.

Unsupported abnormal lab findings

Impact

Coding without physician documentation increases audit risk.

Mitigation

Ensure all lab findings are documented with clinical significance.

Primary Care Visit with Abnormal Lab Findings

Document Abnormal Lab Findings in one step.

Frequently Asked Questions