Part B Coding Coach: G0431, G0434--Consider Drug Classes Before Selecting the Right Code

Why This Topic Matters

Urine drug screening billing changed in ways that affect code selection, payer acceptance, and reimbursement. Understanding the applicable code set and the laboratory complexity framework helps practices avoid claim denials and mismatched reporting.

Article Sections

1. Steer clear of 80100, 80104 on Medicare claims

   Introduces the article’s focus on Medicare urine drug screening billing changes and sets up the coding issues discussed later.

2. Focus on Complexity With G Codes

   Reviews the HCPCS G code updates for urine drug screening and the role of CLIA complexity categories in selecting among the available reporting options.

3. Don't Slip by Reporting G0430

   Explains the transition away from a deleted HCPCS code and discusses related CPT reporting differences for Medicare claims.

4. Collections tip

   Emphasizes payer verification and the need to confirm whether non-Medicare plans prefer HCPCS or CPT reporting for these services.

5. Understand the Purpose for Pain Management

   Places urine drug screening in the broader context of pain management monitoring and compliance oversight.