ICD-10 Z22.7
Billable / SpecificLatent tuberculosis
About ICD-10-CM Z22.7
ICD-10-CM code Z22.7 represents Latent tuberculosis. This is a billable/specific code in the Factors Influencing Health Status chapter (block Z22). The 2026 edition of ICD-10-CM Z22.7 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under Z22.7. Per CMS ICD-10-CM Tabular 2026.
- Latent tuberculosis infection (LTBI)
Type 1 Excludes
Pure excludes, these codes can never be coded together with Z22.7. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- nonspecific reaction to cell mediated immunity measurement of gamma interferon antigen response without active tuberculosis (R76.12)
- nonspecific reaction to tuberculin skin test without active tuberculosis (R76.11)
Medicare LCD Coverage for Z22.7
Local Coverage Determinations (LCDs) from CMS MACs that list Z22.7 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 Z22.7.
3 Medicare
1 Aetna
CPT Codes Commonly Billed with Z22.7
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.
Codes Adjacent To Z22.7
Other codes in section Z20-Z29 (Persons with potential health hazards related to communicable diseases).
ICD-10 Z22.7, Billing FAQ
Is ICD-10 code Z22.7 billable? +
Yes, Z22.7 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to Z22.7? +
ICD-10 Z22.7 includes: Latent tuberculosis infection (LTBI).
What codes are Type 1 Excludes for Z22.7? +
Type 1 Excludes (never code together with Z22.7): nonspecific reaction to cell mediated immunity measurement of gamma interferon antigen response without active tuberculosis (R76.12); nonspecific reaction to tuberculin skin test without active tuberculosis (R76.11)
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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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