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ICD-10 Coding for Sexually Transmitted Disease Exposure(Z20.2, A54.9, Z11.3)

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Learn about ICD-10 coding for sexually transmitted disease exposure, including code Z20.2, documentation requirements, and common pitfalls.

Also known as:
STD ExposureSexual Contact with STD
Related ICD-10 Code Ranges

Complete code families applicable to Sexually Transmitted Disease Exposure

Z00-Z99Primary Range

Factors influencing health status and contact with health services

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Primary ICD-10-CM Codes
Contact with and (suspected) exposure to infections with a predominantly sexual mode of transmission
Z20.2Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Gonococcal infection, unspecifiedA54.9

Documentation & Coding Risks

Avoid these common issues when documenting Sexually Transmitted Disease Exposure.

Vague documentation of exposure.

Impact

Clinical: May lead to inappropriate treatment decisions., Regulatory: Increased risk of audit queries., Financial: Potential for claim denials due to insufficient documentation.

Mitigation

Ensure detailed documentation of exposure events., Verify partner's diagnosis with lab results.

Using Z20.2 as a principal diagnosis when a confirmed infection is present.

Impact

Reimbursement: Incorrect sequencing may lead to claim denials., Compliance: Non-compliance with ICD-10 coding guidelines., Data Quality: Inaccurate patient records and data reporting.

Mitigation

Use the confirmed infection code as the principal diagnosis and Z20.2 as a secondary code.

Incorrect sequencing of exposure and infection codes

Impact

Using Z20.2 as a principal diagnosis when a confirmed infection is present.

Mitigation

Educate coding staff on correct sequencing rules.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with Z20.2.