ICD-10-CM 2027 diagnosis code
Z11.5Encounter for screening for other viral diseases
Z11.5 is a header code, so it can't be reported by itself. Choose one of the 3 more specific codes beneath it.
Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data
About Z11.5
Z11.5 is the ICD-10-CM diagnosis code for encounter for screening for other viral diseases. It belongs to category Z11 (encounter for screening for infectious and parasitic diseases), block Z00-Z13 (persons encountering health services for examinations) and chapter 21 (factors influencing health status and contact with health services). It is a header code, so it can't be reported by itself; one of its 3 subcodes must be used instead.
Within Z11, choose Z11.5 (screening for other viral diseases) only when documentation doesn't support a more specific option: screening for intestinal infectious diseases (Z11.0), screening for respiratory tuberculosis (Z11.1), screening for other bacterial diseases (Z11.2), screening for infections with a predominantly sexual mode of transmission (Z11.3), screening for human immunodeficiency virus [HIV] (Z11.4), screening for other protozoal diseases and helminthiases (Z11.6), testing for latent tuberculosis infection (Z11.7), screening for other infectious and parasitic diseases (Z11.8) and 1 more.
To report this condition, pick the subcode that matches the documentation: Z11.51 ((HPV)), Z11.52 (COVID-19) and Z11.59 (diseases).
The conditions in its Excludes2 note aren't part of Z11.5, but may be coded alongside it if the patient has both: encounter for screening for viral intestinal disease (Z11.0).
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.
Specific codes under Z11.5
Coding notes
- encounter for screening for viral intestinal disease (Z11.0)
Notes that apply from higher levels
Instructions written at a parent level also apply to Z11.5.
› From Z11 Encounter for screening for infectious and parasitic diseases
- encounter for diagnostic examination-code to sign or symptom
Broader instructions also apply from Z00-Z13 Persons encountering health services for examinations and Chapter 21: Factors influencing health status and contact with health services.
Code history
- 2016
- 2017
- 2018
- 2019
- 2020
- 2021
- 2022
- 2023
- 2024
- 2025
- 2026
- 2027
- FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
- No changes since FY2016.
Common questions about Z11.5
Is Z11.5 billable?
- No. Z11.5 is a header code. Report one of its more specific subcodes instead.