ICD-10-CM Code for Contact with and (suspected) exposure to varicella Z20.820

ICD-10 code Z20.820 for Contact with and (suspected) exposure to varicella is a medical classification as listed by WHO under the range - Factors influencing health status and contact with health services .

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Contact with and (suspected) exposure to varicella


Excludes1: carrier of infectious disease (Z22.-)
diagnosed current infectious or parasitic disease -see Alphabetic Index

Excludes2: personal history of infectious and parasitic diseases (Z86.1-)

Get crucial instructions for accurate ICD-10-CM Z20.820 coding with all applicable Excludes 1 and Excludes 2 notes from the section level conveniently shown with each code.
This section shows you chapter-specific coding guidelines to increase your understanding and correct usage of the target ICD-10-CM Volume 1 code.


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