All ICD10 Codes

Z11

Non-Billable
ChapterZ00–Z99
Rankcategory
Official Description

Encounter for screening for infectious and parasitic diseases

Use a more specific code (9 billable, 1 non-billable)
Z11.0Encounter for screening for intestinal infectious diseasesZ11.1Encounter for screening for respiratory tuberculosisZ11.2Encounter for screening for other bacterial diseasesZ11.3Encounter for screening for infections with a predominantly sexual mode of transmissionZ11.4Encounter for screening for human immunodeficiency virus [HIV]Z11.5Encounter for screening for other viral diseaseshas subcodesZ11.6Encounter for screening for other protozoal diseases and helminthiasesZ11.7Encounter for testing for latent tuberculosis infectionZ11.8Encounter for screening for other infectious and parasitic diseasesZ11.9Encounter for screening for infectious and parasitic diseases, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

Z00-Z13 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • examinations related to pregnancy and reproduction (Z30-Z36, Z39.-)

Instructional Notes

Includes
  • 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.
Excludes1(Not coded here. Use a different code.)
  • encounter for diagnostic examination-code to sign or symptom

Clinical Hierarchy

BillableHas subcodes
CH21Factors influencing health status and contact with health services (Z00-Z99)
Z00-Z13Persons encountering health services for examinations (Z00-Z13)
Z11Encounter for screening for infectious and parasitic diseasesNot billable
Z11.0Encounter for screening for intestinal infectious diseasesBillable
Z11.1Encounter for screening for respiratory tuberculosisBillable
Z11.2Encounter for screening for other bacterial diseasesBillable
Z11.3Encounter for screening for infections with a predominantly sexual mode of transmissionBillable
Z11.4Encounter for screening for human immunodeficiency virus [HIV]Billable
Z11.5Encounter for screening for other viral diseasesSubcodes
Z11.6Encounter for screening for other protozoal diseases and helminthiasesBillable
Z11.7Encounter for testing for latent tuberculosis infectionBillable
Z11.8Encounter for screening for other infectious and parasitic diseasesBillable
Z11.9Encounter for screening for infectious and parasitic diseases, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z11:

blockZ00-Z13
Persons encountering health services for examinations (Z00-Z13)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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