Z00.00
Encounter for general adult medical examination without abnormal findings
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 6 never code together
Z00code
Z00.0code
Excludes1
- encounter for examination of sign or symptom- code to sign or symptom
- general health check-up of infant or child (Z00.12.-)Z00.12.-
Z00-Z13block
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 6
Z00.00code
Inclusion terms
- Encounter for adult health check-up NOS
Z00.0code
Inclusion terms
- Encounter for adult periodic examination (annual) (physical) and any associated laboratory and radiologic examinations
Z00-Z13block
Notes
- Nonspecific abnormal findings disclosed at the time of these examinations are classified to categories R70-R94.R70-R94
Z00-Z99chapter
Notes
- Z codes represent reasons for encounters. A corresponding procedure code must accompany a Z code if a procedure is performed. Categories Z00-Z99 are provided for occasions when circumstances other than a disease, injury or external cause classifiable to categories A00-Y89 are recorded as 'diagnoses' or 'problems'. This can arise in two main ways:Z00-Z99A00-Y89
- (a) When a person who may or may not be sick encounters the health services for some specific purpose, such as to receive limited care or service for a current condition, to donate an organ or tissue, to receive prophylactic vaccination (immunization), or to discuss a problem which is in itself not a disease or injury.
- (b) When some circumstance or problem is present which influences the person's health status but is not in itself a current illness or injury.
Index entries leading here 5
Alongside this code 1 same parent — Z00.0
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.