ICD-10-CM 2027 diagnosis code

Z02Encounter for administrative examination

Not billable — use a more specific code

Z02 is a header code, so it can't be reported by itself. Choose one of the 10 more specific codes beneath it.

Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS, effective October 1, 2026. Updated September 29, 2026. About our data

About Z02

Z02 is the ICD-10-CM diagnosis code for encounter for administrative examination. It belongs to 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 10 subcodes must be used instead.

To report this condition, pick the subcode that matches the documentation: Z02.0 (institution), Z02.1 (examination), Z02.2 (institution), Z02.3 (forces), Z02.4 (license), Z02.5 (sport), Z02.6 (purposes), Z02.7 (certificate) and 2 more.

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 Z02

Notes that apply from higher levels

Instructions written at a parent level also apply to Z02.

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.

Codes whose notes reference Z02

Z00Excludes1
Z01Excludes1
Z71.84Excludes2

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 Z02

Is Z02 billable?: No. Z02 is a header code. Report one of its more specific subcodes instead.