Z20.818
BillableContact w and exposure to oth bact communicable diseases
Contact with and (suspected) exposure to other bacterial communicable diseases
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- •carrier of infectious diseaseZ22
- diagnosed current infectious or parasitic disease -see Alphabetic Index
Excludes 2
Conditions not included here, but the patient may have both
Related Codes(2)
Also Known As / Clinical Terms(80)
SNOMED CT
- Exposure to Klebsiella granulomatis444358001
- Exposure to donovanosis444358001
- Exposure to granuloma inguinale444358001
- Exposure to Gardnerella vaginalis444364008
- Exposure to Haemophilus ducreyi444375007
- Exposure to chancroid444375007
- Exposure to Vibrio cholerae444381004
- Exposure to cholera444381004
- Exposure to Bordetella pertussis444387000
- Exposure to whooping cough444387000
- Exposure to anaerobic bacterial vaginosis444395001
- Exposure to Legionella444396000
- Exposure to Streptococcus444400000
- Exposure to bacterial vaginosis444460003
- Exposure to Salmonella444493007
- Lyme disease suspected714327004
- Pertussis suspected772146005
- Suspected whooping cough772146005
- Leprosy suspected772148006
- Suspected Hansen disease772148006
- Diphtheria suspected772150003
- Tetanus suspected772153001
- Typhoid fever suspected772154007
- Invasive group A beta-haemolytic streptococcal disease suspected772156009
- Invasive group A beta-hemolytic streptococcal disease suspected772156009
- Scarlet fever suspected772157000
- Plague suspected772161006
- Brucellosis suspected772163009
- Legionella pneumonia suspected772166001
- Suspected Legionnaires disease772166001
- Typhus suspected772211009
- Exposure to Haemophilus influenzae type b1255673003
- Exposure to Streptococcus pneumoniae1258922005
- Exposure to Coccidioides immitis430371000124104
- Exposure to Francisella tularensis430381000124101
- Exposure to Listeria moncytogenes454761000124104
- Exposure to listeriosis454761000124104
- Exposure to streptococcal pharyngitis1441000119105
- Suspected soft tissue infection435401000124105
UMLS
Clinical Terms
- Suspected whooping cough
- Exposure to granuloma inguinale
- Invasive group A beta-haemolytic streptococcal disease suspected
- Typhoid fever suspected
- Suspected soft tissue infection
- Suspected Hansen disease
- Exposure to donovanosis
- Leprosy suspected
- Pertussis suspected
- Exposure to Legionella
- Exposure to bacterial vaginosis
- Diphtheria suspected
- Lyme disease suspected
- Exposure to whooping cough
- Exposure to Francisella tularensis
- Scarlet fever suspected
- Exposure to Streptococcus pneumoniae
- Exposure to Vibrio cholerae
- Exposure to chancroid
- Exposure to Haemophilus ducreyi
- Suspected Legionnaires disease
- Exposure to Coccidioides immitis
- Typhus suspected
- Exposure to streptococcal pharyngitis
- Plague suspected
- Exposure to cholera
- Exposure to Klebsiella granulomatis
- Exposure to Haemophilus influenzae type b
- Exposure to Gardnerella vaginalis
- Exposure to Bordetella pertussis
- Invasive group A beta-hemolytic streptococcal disease suspected
- Exposure to Listeria moncytogenes
- Brucellosis suspected
- Exposure to Salmonella
- Exposure to listeriosis
- Legionella pneumonia suspected
- Tetanus suspected
- Exposure to Streptococcus
- Exposure to anaerobic bacterial vaginosis
Frequently Asked Questions
What is the ICD-10 code for contact w and exposure to oth bact communicable diseases?
The ICD-10-CM code for contact w and exposure to oth bact communicable diseases is Z20.818. The full clinical description is "Contact with and (suspected) exposure to other bacterial communicable diseases". Z20.818 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code Z20.818 mean?
ICD-10-CM code Z20.818 represents “Contact with and (suspected) exposure to other bacterial communicable diseases”. It is classified under Chapter 22: Factors Influencing Health Status and Contact With Health Services and is a billable/specific code that can be used on a claim.
Is Z20.818 a billable code?
Yes, Z20.818 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is Z20.818 in?
Z20.818 is in Chapter 22: Factors Influencing Health Status and Contact With Health Services (codes Z00-Z99).
What codes cannot be used with Z20.818?
Z20.818 has Excludes1 notes indicating codes that cannot be used together with it, including: carrier of infectious disease (Z22.-); diagnosed current infectious or parasitic disease -see Alphabetic Index.
What SNOMED CT codes does Z20.818 map to?
Z20.818 maps to 29 SNOMED CT concepts: 772163009, 772150003, 444387000, 430371000124104, 430381000124101, and 24 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for Z20.818?
Z20.818 is linked to 1 UMLS Concept Unique Identifier: C2910655. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Z20.818 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like contact w and exposure to oth bact communicable diseases affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of Z20.818?
There is no direct ICD-11 mapping available for Z20.818 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.