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  2. ICD-10-CM Index
  3. Chapter: Z00–Z99
  4. Section: Z20-Z29
  5. Block: Z20
  6. Z20.822 - Contact with and (suspected) exposure to COVID-19

2022 ICD-10-CM Code Z20.822
Contact with and (suspected) exposure to COVID-19

Version 2022
Billable Code
Unacceptable Principal Diagnosis
ICD-10:Z20.822
Short Description:Contact with and (suspected) exposure to COVID-19
Long Description:Contact with and (suspected) exposure to COVID-19
Status: Valid for Submission

Code Classification

  • Factors influencing health status and contact with health services (Z00–Z99)
    • Persons with potential health hazards related to communicable diseases (Z20-Z29)
      • Contact w and suspected exposure to communicable diseases (Z20)

Z20.822 is a billable diagnosis code used to specify a medical diagnosis of contact with and (suspected) exposure to covid-19. The code Z20.822 is valid during the fiscal year 2022 from October 01, 2021 through September 30, 2022 for the submission of HIPAA-covered transactions.

The ICD-10-CM code Z20.822 might also be used to specify conditions or terms like exposure to coronavirus infection, exposure to sars-cov-2, occupational exposure to sars-cov-2, suspected coronavirus infection or suspected covid-19.

The code Z20.822 describes a circumstance which influences the patient's health status but not a current illness or injury. The code is unacceptable as a principal diagnosis.

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code Z20.822:


Inclusion Terms

Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.

Entries in the Index to Diseases and Injuries with references to Z20.822

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code Z20.822 are found in the index:

Code Edits

The Medicare Code Editor (MCE) detects and reports errors in the coding of claims data. The following ICD-10 Code Edits are applicable to this code:

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Replacement Code

Z20822 replaces the following previously assigned ICD-10 code(s):

Information for Patients


COVID-19 (Coronavirus Disease 2019)

COVID-19 (coronavirus disease 2019) is an illness caused by a virus. This virus is a new coronavirus that has spread throughout the world. It is thought to spread mainly through close contact from person to person. On this page, you'll find links to resources on important issues such as symptoms, risks, and how you can protect yourself and your family.

We also have pages on COVID-19 testing and vaccines, including the vaccines that have been authorized in the United States and the others that are still in progress.


[Learn More in MedlinePlus]

Code History

Previous Code: Z20.821

Parent Code: Z20.82

Next Code: Z20.828