Z01Header code — not billable

Encounter for other special examination without complaint, suspected or reported diagnosis

Short description: Encntr for oth sp exam w/o complaint, suspected or reprtd dx

Chapter
21. Factors influencing health status and contact with health services
Category
Z01
Effective date
October 1, 2026

Related codes in category Z01

Frequently asked questions

What is ICD-10 code Z01?

Z01 is an ICD-10-CM diagnosis code for Encounter for other special examination without complaint, suspected or reported diagnosis.

Is Z01 a billable code?

No. Z01 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is Z01 in?

Z01 falls under Chapter 21: Factors influencing health status and contact with health services.

When did Z01 become effective?

Z01 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to Z01?

Z01 belongs to category Z01, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.