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ICD-10-CM 2027 diagnosis code

Z11.5Encounter for screening for other viral diseases

Not billable — use a more specific code

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

Excludes2Not included here — may be reported together if both conditions exist
  • 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.

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 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.