Z20.1

Z20.1: Contact with and (suspected) exposure to tuberculosis

Billable / specific codeICD-10-CM

Z20.1 is a billable, specific ICD-10-CM code for contact with and (suspected) exposure to tuberculosis. It is valid for submission on a claim.

Check Z20.1 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above Z20.1

A category’s note binds every code beneath it.

Written on Z20: Contact with and (suspected) exposure to communicable diseases

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

Excludes2 inherited from the categories above Z20.1

Not part of this code, but both may be coded when both are present.

Written on Z20: Contact with and (suspected) exposure to communicable diseases

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

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

Z20.1 is named in 3 Medicare coverage policies: 3 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

A58801Billing and Coding: Pharmacogenomics Testing
A58812Billing and Coding: Pharmacogenomics Testing
A59915Billing and Coding: Pharmacogenomic Testing

Alphabetic index entries that lead here

Contact›tuberculosis
Exposure›tuberculosis
Tuberculosis, tubercular, tuberculous›contact
Tuberculosis, tubercular, tuberculous›exposure(to)

Code history

Unchanged in every release from FY2024 to FY2027.