ICD-10-CM Codes
Z00-Z99
Z20-Z29
Contact with and (suspected) exposure to communicable diseases Z20

Contact with and (suspected) exposure to communicable diseases Z20-

Type 1 Excludes

Type 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.

carrier of infectious disease (
ICD-10-CM Diagnosis Code Z22
- Z22 Carrier of infectious disease
  - Z22.0 Carrier of typhoid
  - Z22.1 Carrier of other intestinal infectious diseas...
  - Z22.2 Carrier of diphtheria
  - Z22.3 Carrier of other specified bacterial diseases...
    - Z22.31 Carrier of bacterial disease due to meningoco...
    - Z22.32 Carrier of bacterial disease due to staphyloc...
      Z22.321 Carrier or suspected carrier of Methicillin s...
      Z22.322 Carrier or suspected carrier of Methicillin r...
    - Z22.33 Carrier of bacterial disease due to streptoco...
      Z22.330 Carrier of Group B streptococcus
      Z22.338 Carrier of other streptococcus
    - Z22.39 Carrier of other specified bacterial diseases...
  - Z22.4 Carrier of infections with a predominantly se...
  - Z22.6 Carrier of human T-lymphotropic virus type-1 ...
  - Z22.7 Latent tuberculosis
  - Z22.8 Carrier of other infectious diseases
  - Z22.9 Carrier of infectious disease, unspecified
Z22.-
)
diagnosed current infectious or parasitic disease -see Alphabetic Index

Type 2 Excludes

Type 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.

personal history of infectious and parasitic diseases (
ICD-10-CM Diagnosis Code Z86.1
Personal history of infectious and parasitic diseases
Applicable To
- Conditions classifiable to A00-B89, B99
Type 1 Excludes
- personal history of infectious diseases specific to a body system
- sequelae of infectious and parasitic diseases (B90-B94)
Z86.1-
)

Codes

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
- Z20.8 Contact with and (suspected) exposure to other communicable diseases
  - Z20.81 Contact with and (suspected) exposure to other bacterial communicable diseases
    - Z20.810 Contact with and (suspected) exposure to anthrax
    - Z20.811 Contact with and (suspected) exposure to meningococcus
    - Z20.818 Contact with and (suspected) exposure to other bacterial communicable diseases
  - Z20.82 Contact with and (suspected) exposure to other viral communicable diseases
    - Z20.820 Contact with and (suspected) exposure to varicella
    - Z20.821 Contact with and (suspected) exposure to Zika virus
    - Z20.822 Contact with and (suspected) exposure to COVID-19
    - Z20.828 Contact with and (suspected) exposure to other viral communicable diseases
  - Z20.89 Contact with and (suspected) exposure to other communicable diseases
- Z20.9 Contact with and (suspected) exposure to unspecified communicable disease

Contact with and (suspected) exposure to communicable diseases Z20-

Personal history of infectious and parasitic diseases