ICD-10 Z20.1
Billable / SpecificContact with and (suspected) exposure to tuberculosis
About ICD-10-CM Z20.1
ICD-10-CM code Z20.1 represents Contact with and (suspected) exposure to tuberculosis. This is a billable/specific code in the Factors Influencing Health Status chapter (block Z20). The 2026 edition of ICD-10-CM Z20.1 became effective on October 1, 2025.
Medicare LCD Coverage for Z20.1
Local Coverage Determinations (LCDs) from CMS MACs that list Z20.1 as a covered diagnosis.
Showing top 10 of 129 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing Z20.1.
2 Cigna
3 Medicare
1 Aetna
CPT Codes Commonly Billed with Z20.1
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Convert Z20.1 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| Z20.1 | V011 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To Z20.1
Other codes in section Z20-Z29 (Persons with potential health hazards related to communicable diseases).
ICD-10 Z20.1, Billing FAQ
Is ICD-10 code Z20.1 billable? +
Yes, Z20.1 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What ICD-9 codes does Z20.1 map to? +
Per CMS GEMs, Z20.1 maps to ICD-9 codes: V011. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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