Z00
Header — not billableEncounter for general examination without complaint, suspected or reported diagnosis
The ICD-10 code for encounter for general examination without complaint, suspected or reported diagnosis is Z00.
Z00 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 8 more specific codes below.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
- encounter for examination for administrative purposes (Z02.-)
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under Z00
- Z00.0Encounter for general adult medical examinationnon-billable header
- Z00.1Encounter for newborn, infant and child health examinationsnon-billable header
- Z00.2Encounter for examination for period of rapid growth in childhood
- Z00.3Encounter for examination for adolescent development state
- Z00.5Encounter for examination of potential donor of organ and tissue
- Z00.6Encounter for examination for normal comparison and control in clinical research program
- Z00.7Encounter for examination for period of delayed growth in childhoodnon-billable header
- Z00.8Encounter for other general examination
Related codes in this category
- Z01Encounter for other special examination without complaint, suspected or reported diagnosisnon-billable header
- Z02Encounter for administrative examinationnon-billable header
- Z03Encounter for medical observation for suspected diseases and conditions ruled outnon-billable header
- Z04Encounter for examination and observation for other reasonsnon-billable header
- Z05Encounter for observation and evaluation of newborn for suspected diseases and conditions ruled outnon-billable header
- Z08Encounter for follow-up examination after completed treatment for malignant neoplasm
- Z09Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm
- Z11Encounter for screening for infectious and parasitic diseasesnon-billable header
- Z12Encounter for screening for malignant neoplasmsnon-billable header
- Z13Encounter for screening for other diseases and disordersnon-billable header
- Z00Encounter for general examination without complaint, suspected or reported diagnosisnon-billable header