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ICD-10-CM Codes
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Z00-Z99
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Z20-Z29
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Z20-
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2023 ICD-10-CM Diagnosis Code Z20
2023 ICD-10-CM Diagnosis Code Z20
Contact with and (suspected) exposure to communicable diseases
2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
- Z20 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- Short description: Contact w and (suspected) exposure to communicable diseases
- The 2023 edition of ICD-10-CM Z20 became effective on October 1, 2022.
- This is the American ICD-10-CM version of Z20 - other international versions of ICD-10 Z20 may differ.
Type 1 ExcludesType 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as Z20. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
Type 2 ExcludesType 2 Excludes Help
A type 2 excludes note represents "not included here". A type 2 excludes note indicates that the condition excluded is not part of the condition it is excluded from but a patient may have both conditions at the same time. When a type 2 excludes note appears under a code it is acceptable to use both the code (Z20) and the excluded code together.
The following code(s) above
Z20 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
Z20:
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
Code annotations containing back-references to Z20:
ICD-10-CM Codes Adjacent To Z20
Z18.33 Retained wood fragments
Z18.39 Other retained organic fragments
Z18.8 Other specified retained foreign body
Z18.81 Retained glass fragments
Z18.83 Retained stone or crystalline fragments
Z18.9 Retained foreign body fragments, unspecified material
Z19 Hormone sensitivity malignancy status
Z19.1 Hormone sensitive malignancy status
Z19.2 Hormone resistant malignancy status
Z20
Contact with and (suspected) exposure to communicable diseases
Z20.0 Contact with and (suspected) exposure to intestinal infectious diseases
Z20.01 …… due to Escherichia coli (E. coli)
Z20.09 Contact with and (suspected) exposure to other intestinal infectious diseases
Z20.1 Contact with and (suspected) exposure to tuberculosis
Z20.2 Contact with and (suspected) exposure to infections with a predominantly sexual mode of transmission
Z20.3 Contact with and (suspected) exposure to rabies
Z20.4 Contact with and (suspected) exposure to rubella
Z20.5 Contact with and (suspected) exposure to viral hepatitis
Z20.6 Contact with and (suspected) exposure to human immunodeficiency virus [HIV]
Z20.7 Contact with and (suspected) exposure to pediculosis, acariasis and other infestations
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
