ICD-10 Coding for Close Contact with Quantiferon Positive(A15.9, A15.9U, R76.11)
Learn about ICD-10 coding for close contact with a Quantiferon positive result, including documentation requirements and coding pitfalls.
Complete code families applicable to Close Contact with Quantiferon Positive
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| Z20.1 | Contact with and (suspected) exposure to tuberculosis | Use when the patient is being evaluated due to exposure to a confirmed TB case. |
|
| R76.12 | Nonspecific reaction to cell-mediated immunity measurement of gamma interferon antigen response without active tuberculosis | Use when the Quantiferon test is positive, but active TB is ruled out. |
|
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 aboutClose Contact with Quantiferon Positive
Alternative codes to consider when ruling out similar conditions
Documentation & Coding Risks
Avoid these common issues when documenting Close Contact with Quantiferon Positive.
Failing to document the absence of active TB symptoms.
Impact
Clinical: May lead to unnecessary treatment or follow-up., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials.
Mitigation
Ensure thorough documentation of symptom assessment.
Using R76.12 as the primary code for an encounter focused on exposure.
Impact
Reimbursement: Incorrect sequencing can lead to denied claims., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate data on TB exposure and testing.
Mitigation
Sequence Z20.1 as the primary code when the encounter is due to exposure.
Incorrect Code Sequencing
Impact
Using R76.12 as primary when Z20.1 should be primary.
Mitigation
Review coding guidelines for proper sequencing.