Z00.00
ICD-10BillableEncntr for general adult medical exam w/o abnormal findings
Official ICD-10-CM descriptor (FY2026)
Encounter for general adult medical examination without abnormal findings
Z00.00 is valid for submission on a claim — CMS flags it as a billable, specific code.
Plain-language explanation
A Z-code for an encounter for a general adult medical examination where the record notes no abnormal findings. The neighbouring code in the same subcategory is used when abnormal findings are noted.
Written by Krasyn as a general orientation to the code. It is not from CMS and is not clinical or coding advice.
Inclusion terms
- Encounter for adult health check-up NOS
Where this code sits
- Parent code
- Z00.0
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.