Z20.9
BillableContact w and exposure to unsp communicable disease
Contact with and (suspected) exposure to unspecified communicable disease
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- carrier of infectious disease (Z22.-)
- diagnosed current infectious or parasitic disease -see Alphabetic Index
Excludes 2
Conditions not included here, but the patient may have both
- personal history of infectious and parasitic diseases (Z86.1-)
Also Known As / Clinical Terms
SNOMED CT
- Serious reportable event associated with product or device370901008
- Environment contains infected animal424681004
- Environment contains animals425338002
- Infectious disease suspected473130003
- Infective meningitis suspected773112003
- Infective encephalitis suspected773116000
- Transmission of infectious agent via medicinal product844579007
Frequently Asked Questions
What is ICD-10 code Z20.9?
ICD-10-CM code Z20.9 represents "Contact with and (suspected) exposure to unspecified communicable disease". It is a billable/specific code that can be used on a claim.
Is Z20.9 a billable code?
Yes, Z20.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is Z20.9 in?
Z20.9 is in Chapter 22: Factors Influencing Health Status and Contact With Health Services (codes Z00-Z99).
What codes cannot be used with Z20.9?
Z20.9 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 Z20.9 map to?
Z20.9 maps to 7 SNOMED CT concepts: 425338002, 424681004, 473130003, 773116000, 773112003, and 2 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for Z20.9?
Z20.9 is linked to 1 UMLS Concept Unique Identifier: C2910660. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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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.