ICD10

ICD-10 Code Z00.0: Encounter for general adult medical examination

Z00.0 is an ICD-10 diagnosis entry used to group records related to Encounter for general adult medical examination. You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen. ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Factors influencing health status and contact with health services (Z00-Z99).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Factors influencing health status and contact with health services (Z00-Z99).

When is it used?

  • May be used when a clinician documents encounter for general adult medical examination in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
  • This entry may represent a broader category rather than the most specific billable code.

Code hierarchy

chapter
21Factors influencing health status and contact with health services (Z00-Z99)
block
Z00-Z13Persons encountering health services for examinations
category
Z00Encounter for general examination without complaint, suspected or reported diagnosis
currentZ00

Official coding notes

Inclusion terms
  • Encounter for adult periodic examination (annual) (physical) and any associated laboratory and radiologic examinations
Excludes1 (do not code together)
  • encounter for examination of sign or symptom- code to sign or symptom
  • general health check-up of infant or child (Z00.12.-)

Where you may see this code

You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.

Related specialists

General Physician

Coding guidelines

Compatibility

Legacy code aligns to an official FY 2026 category. Frontend should resolve to the official category page and surface the billable child codes.
Legacy codes
Z00.0
Replacement codes
Z00.00 — Encounter for general adult medical examination without abnormal findingsZ00.01 — Encounter for general adult medical examination with abnormal findings

Common synonyms

Encounter for general adult medical examination

Frequently asked questions

Code details

CodeZ00.0
SystemICD10
Display nameEncounter for general adult medical examination
ChapterFactors influencing health status and contact with health services (Z00-Z99)
BlockPersons encountering health services for examinations

Flags

BillableNo
Valid clinical useNo

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.