Contact with and (suspected) exposure to communicable diseases Z20

  • Z20 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM Z20 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of Z20 - other international versions of ICD-10 Z20 may differ.
Type 1 Excludes:
  • carrier of infectious disease (Z22.-)
  • diagnosed current infectious or parasitic disease -see Alphabetic Index
Type 2 Excludes:
  • personal history of infectious and parasitic diseases (Z86.1-)

Codes: = Billable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.