Z20-Z29|Chapter 21: Factors influencing health status and contact with health services

Persons with potential health hazards related to communicable diseases

85 codes in this section

Codes

Z20Category

Contact with and (suspected) exposure to communicable diseases

10 subcategoryies

Z20.0Category

Contact with and (suspected) exposure to intestinal infectious diseases

2 subcategoryies

Z20.01Billable

Contact with and (suspected) exposure to intestinal infectious diseases due to Escherichia coli (E. coli)

Z20.09Billable

Contact with and (suspected) exposure to other intestinal infectious diseases

Z20.1Billable

Contact with and (suspected) exposure to tuberculosis

Z20.2Billable

Contact with and (suspected) exposure to infections with a predominantly sexual mode of transmission

Z20.3Billable

Contact with and (suspected) exposure to rabies

Z20.4Billable

Contact with and (suspected) exposure to rubella

Z20.5Billable

Contact with and (suspected) exposure to viral hepatitis

Z20.6Billable

Contact with and (suspected) exposure to human immunodeficiency virus [HIV]

Z20.7Billable

Contact with and (suspected) exposure to pediculosis, acariasis and other infestations

Z20.8Category

Contact with and (suspected) exposure to other communicable diseases

3 subcategoryies

Z20.81Category

Contact with and (suspected) exposure to other bacterial communicable diseases

3 subcategoryies

Z20.810Billable

Contact with and (suspected) exposure to anthrax

Z20.811Billable

Contact with and (suspected) exposure to meningococcus

Z20.818Billable

Contact with and (suspected) exposure to other bacterial communicable diseases

Z20.82Category

Contact with and (suspected) exposure to other viral communicable diseases

4 subcategoryies

Z20.820Billable

Contact with and (suspected) exposure to varicella

Z20.821Billable

Contact with and (suspected) exposure to Zika virus

Z20.822Billable

Contact with and (suspected) exposure to COVID-19

Z20.828Billable

Contact with and (suspected) exposure to other viral communicable diseases

Z20.89Billable

Contact with and (suspected) exposure to other communicable diseases

Z20.9Billable

Contact with and (suspected) exposure to unspecified communicable disease

Z21Billable

Asymptomatic human immunodeficiency virus [HIV] infection status

Z22Category

Carrier of infectious disease

9 subcategoryies

Z22.0Billable

Carrier of typhoid

Z22.1Billable

Carrier of other intestinal infectious diseases

Z22.2Billable

Carrier of diphtheria

Z22.3Category

Carrier of other specified bacterial diseases

6 subcategoryies

Z22.31Billable

Carrier of bacterial disease due to meningococci

Z22.32Category

Carrier of bacterial disease due to staphylococci

2 subcategoryies

Z22.321Billable

Carrier or suspected carrier of Methicillin susceptible Staphylococcus aureus

Z22.322Billable

Carrier or suspected carrier of Methicillin resistant Staphylococcus aureus

Z22.33Category

Carrier of bacterial disease due to streptococci

2 subcategoryies

Z22.330Billable

Carrier of Group B streptococcus

Z22.338Billable

Carrier of other streptococcus

Z22.34Category

Carrier of Acinetobacter baumannii

3 subcategoryies

Z22.340Billable

Carrier of carbapenem-resistant Acinetobacter baumannii

Z22.341Billable

Carrier of carbapenem-sensitive Acinetobacter baumannii

Z22.349Billable

Carrier of Acinetobacter baumannii, unspecified

Z22.35Category

Carrier of Enterobacterales

3 subcategoryies

Z22.350Billable

Carrier of carbapenem-resistant Enterobacterales

Z22.358Billable

Carrier of other Enterobacterales

Z22.359Billable

Carrier of Enterobacterales, unspecified

Z22.39Billable

Carrier of other specified bacterial diseases

Z22.4Billable

Carrier of infections with a predominantly sexual mode of transmission

Z22.6Billable

Carrier of human T-lymphotropic virus type-1 [HTLV-1] infection

Z22.7Billable

Latent tuberculosis

Z22.8Billable

Carrier of other infectious diseases

Z22.9Billable

Carrier of infectious disease, unspecified

Z23Billable

Encounter for immunization

Z28Category

Immunization not carried out and underimmunization status

6 subcategoryies

Z28.0Category

Immunization not carried out because of contraindication

5 subcategoryies

Z28.01Billable

Immunization not carried out because of acute illness of patient

Z28.02Billable

Immunization not carried out because of chronic illness or condition of patient

Z28.03Billable

Immunization not carried out because of immune compromised state of patient

Z28.04Billable

Immunization not carried out because of patient allergy to vaccine or component

Z28.09Billable

Immunization not carried out because of other contraindication

Z28.1Billable

Immunization not carried out because of patient decision for reasons of belief or group pressure

Z28.2Category

Immunization not carried out because of patient decision for other and unspecified reason

3 subcategoryies

Z28.20Billable

Immunization not carried out because of patient decision for unspecified reason

Z28.21Billable

Immunization not carried out because of patient refusal

Z28.29Billable

Immunization not carried out because of patient decision for other reason

Z28.3Category

Underimmunization status

2 subcategoryies

Z28.31Category

Underimmunization for COVID-19 status

2 subcategoryies

Z28.310Billable

Unvaccinated for COVID-19

Z28.311Billable

Partially vaccinated for COVID-19

Z28.39Billable

Other underimmunization status

Z28.8Category

Immunization not carried out for other reason

4 subcategoryies

Z28.81Billable

Immunization not carried out due to patient having had the disease

Z28.82Billable

Immunization not carried out because of caregiver refusal

Z28.83Billable

Immunization not carried out due to unavailability of vaccine

Z28.89Billable

Immunization not carried out for other reason

Z28.9Billable

Immunization not carried out for unspecified reason

Z29Category

Encounter for other prophylactic measures

4 subcategoryies

Z29.1Category

Encounter for prophylactic immunotherapy

4 subcategoryies

Z29.11Billable

Encounter for prophylactic immunotherapy for respiratory syncytial virus (RSV)

Z29.12Billable

Encounter for prophylactic antivenin

Z29.13Billable

Encounter for prophylactic Rho(D) immune globulin

Z29.14Billable

Encounter for prophylactic rabies immune globin

Z29.3Billable

Encounter for prophylactic fluoride administration

Z29.8Category

Encounter for other specified prophylactic measures

2 subcategoryies

Z29.81Billable

Encounter for HIV pre-exposure prophylaxis

Z29.89Billable

Encounter for other specified prophylactic measures

Z29.9Billable

Encounter for prophylactic measures, unspecified

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