Z09
✓ Billable
Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm
ICD-10-CM · FY2026 · Factors Influencing Health Status
Code
Z09
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Factors Influencing Health Status
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Also known as
- Medical surveillance following completed treatment
Excludes1 — never code together
- aftercare following medical care (Z43-Z49, Z51)
- surveillance of contraception (Z30.4-)
- surveillance of prosthetic and other medical devices (Z44-Z46)
Use additional code
- code to identify any applicable history of disease code (Z86.-, Z87.-)
Frequently asked questions
What is ICD-10 code Z09?
ICD-10-CM code Z09 represents Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm. It is a billable diagnosis code in the Factors Influencing Health Status chapter, effective October 1, 2025 – September 30, 2026.
Is Z09 billable?
Yes. Z09 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is Z09 in?
Z09 belongs to the Factors Influencing Health Status chapter (Z00–Z99) of ICD-10-CM.
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