Z00.01 – Encounter for general adult medical examination with abnormal findings

Learn about the Z00.01 ICD 10 CM code – Encounter for general adult medical examination with abnormal findings through this guide.

By Matt Olivares on Aug 8, 2025.

Fact Checked by Karina Jimenea.

Use Code

Z00.01 diagnosis code: Encounter for general adult medical examination with abnormal findings

Z00.01 represents a routine adult medical examination where abnormal findings have been observed.
It's used when an abnormality or factors influencing health status are discovered during a routine physical examination in an adult patient.
Abnormal findings may indicate the presence of a new or undiagnosed medical condition, unexpected physical signs, or abnormal laboratory or imaging test results.
Additional diagnostic codes can be added to Z00.01 to specify the nature of the abnormal findings.
This is for adult persons encountering health services, specifically general adult medical exams. This cannot be used for encounters for routine child health examinations.

Is Z00.01 billable?

Yes, Z00.01 is a billable code. This indicates that the code can be utilized in medical billing to reimburse expenses related to health services related to adult medical examination with abnormal findings.

Clinical information

Z00.01 signifies an encounter for a general adult medical examination where abnormal findings are detected.
These abnormal findings could encompass various issues, including physical, biochemical, or even psychological abnormalities.
The examination can be a part of a routine check-up, pre-employment screening, or a health check-up for insurance purposes.
The health provider typically uses additional diagnostic codes to comprehensively describe the patient's health status.

Synonyms include

Routine adult medical check with abnormal findings
General adult health examination with irregular results
Regular health check-up with abnormal outcome
Adult physical exam with unusual findings
Wellness exam with abnormal results
Adult general examination with abnormal findings
Adult general medical examination with abnormal findings
Adult special screening examinations with abnormal findings

Popular search terms for this ICD-10 code

Z00.01 ICD-10 code
ICD-10 Z00.01
Z00.01 diagnosis code
ICD-10 code for encounter for general adult medical examination with abnormal findings

Other ICD-10 codes commonly used for adult medical examination

Z00.00: Encounter for general adult medical examination without abnormal findings
Z01.419: Encounter for gynecological examination (general) (routine) without abnormal findings
Z01.411: Encounter for gynecological examination (general) (routine) with abnormal findings
Z01.818: Encounter for other preprocedural examination
Z01.812: Encounter for preprocedural laboratory examination
Z01.89: Encounter for other specified special examinations

Commonly asked questions

Yes, Z00.01 can be used for adult medical examinations in outpatient and inpatient settings where abnormal findings are observed.

No, Z00.01 can be used whenever any abnormal findings, whether major or minor, are detected during a general adult medical examination.

No, Z00.01 indicates that an abnormal finding was observed. Additional codes are used to specify the nature of the abnormality.

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