Z11.8 – Encounter for screening for other infectious and parasitic diseases
ICD-10-CM 2027 diagnosis code · Persons encountering health services for examinations
- Code
Z11.8(claims format:Z118)- Description
- Encounter for screening for other infectious and parasitic diseases
- Short description
- Encounter for screening for oth infec/parastc diseases
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 21. Factors influencing health status and contact with health services (Z00-Z99)
- Block
- Z00-Z13 Persons encountering health services for examinations
- Parent codes
- Z11
Notes for Z11.8
- Encounter for screening for chlamydia
- Encounter for screening for rickettsial
- Encounter for screening for spirochetal
- Encounter for screening for mycoses
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Z11 – Encounter for screening for infectious and parasitic diseases
- Screening is the testing for disease or disease precursors in asymptomatic individuals so that early detection and treatment can be provided for those who test positive for the disease.
- encounter for diagnostic examination-code to sign or symptom
Block Z00-Z13
- Nonspecific abnormal findings disclosed at the time of these examinations are classified to categories R70-R94.
Index terms for Z11.8
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Screening, yaws
- Screening, mycoses
- Screening, trachoma
- Screening, leptospirosis
- Screening, infection, mycotic
- Screening, chlamydial diseases
- Screening, infection, parasitic
- Screening, disease or disorder, chlamydial
- Screening, disease or disorder, rickettsial
- Screening, disease or disorder, spirochetal
- Screening, parasitic infestation, specified NEC
Related codes in Z11
- Z11.0 – Encounter for screening for intestinal infectious diseasesBillable
- Z11.1 – Encounter for screening for respiratory tuberculosisBillable
- Z11.2 – Encounter for screening for other bacterial diseasesBillable
- Z11.3 – Encounter for screening for infections with a predominantly sexual mode of transmissionBillable
- Z11.4 – Encounter for screening for human immunodeficiency virus [HIV]Billable
- Z11.5 – Encounter for screening for other viral diseasesHeader
- Z11.6 – Encounter for screening for other protozoal diseases and helminthiasesBillable
- Z11.7 – Encounter for testing for latent tuberculosis infectionBillable
- Z11.9 – Encounter for screening for infectious and parasitic diseases, unspecifiedBillable
Frequently asked questions
What is ICD-10 code Z11.8?
Z11.8 is the ICD-10-CM code for encounter for screening for other infectious and parasitic diseases, in the block Z00-Z13 (Persons encountering health services for examinations).
Is Z11.8 a billable code?
Yes. Z11.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Z11.8 belong to?
It belongs to category Z11 – Encounter for screening for infectious and parasitic diseases.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.