The International classification of conditions (ICD) is designed come promote global comparability in the collection, processing, classification, and presentation of mortality statistics. The human being Health organization (WHO) owns and publishes the classification.

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In enhancement to the main ICD, who authorizes the U.S. Federal government to develop a alteration for classifying morbidity from inpatient and also outpatient records, physician offices, and most National facility for health Statistics (NCHS) surveys. This modification is recognized as the International classification of Diseases, Clinical modification (ICD-CM).


As and also health departments work with primary care providers to expand targeted testing and treatment for latent TB epidemic (LTBI), that is crucial to better distinguish in between initial testing for LTBI and also evaluation/screening because that TB disease in clinical records. Native 2017-2018, worked with state and also local TB programs and NCHS come develop brand-new and modify existing ICD-CM codes, which will enable healthcare companies to boost clinical documentation pertained to LTBI and TB disease.

ICD-CM codes room not mainly used because that public health and wellness surveillance purposes; however, lock do provide one method to measure uptake of healthcare recommendations/guidelines, such as the U.S. Precautionary Services job Force’s reference to display for LTBI in populaces at raised riskexternal icon. The brand-new and modification codes enhance the ability to collect and use data for evidence-based decision-making at both the patience and populace levels, as well as monitor LTBI experimentation trends outside of the health and wellness department setting.

Following are the new and/or modified codes, which were enforced in the 2020 relax of ICD-10-CM on October 1, 2019.

Please keep in mind that Clinical changes may no include changes to WHO’s codes, because that example, to change wording.

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New ICD-10-CM Codes:

Z11.7: “Encounter for experimentation for implicitly tuberculosis infection”Z86.15: “Personal history of implicit tuberculosis infection”Z22.7: “Carrier of implicit tuberculosis,” which includes a previous confident test because that TB infection without proof of disease, yet excludes:“nonspecific reaction come cell-mediated immunity measurement that gamma interferon antigen solution without energetic tuberculosis” (R76.12), and“nonspecific reaction come tuberculin skin check without energetic tuberculosis” (R76.11).

Modified ICD-10-CM Code:

Z11.1: “encounter because that screening for respiratory tract tuberculosis now has “encounter for screening for energetic tuberculosis disease.”