Z02.83 – Encounter for blood-alcohol and blood-drug test

ICD-10-CM 2027 diagnosis code · Persons encountering health services for examinations

Billable code

ICD-10-CM code Z02.83

Code: Z02.83 (claims format: Z0283)
Description: Encounter for blood-alcohol and blood-drug test
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 21. Factors influencing health status and contact with health services (Z00-Z99)
Block: Z00-Z13 Persons encountering health services for examinations
Parent codes: Z02 › Z02.8

Notes for Z02.83

Use additional code:

code for findings of alcohol or drugs in blood (R78.-)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block Z00-Z13

Excludes2 (not included here):

examinations related to pregnancy and reproduction (Z30-Z36, Z39.-)

Notes:

Nonspecific abnormal findings disclosed at the time of these examinations are classified to categories R70-R94.

Index terms for Z02.83

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in Z02.8

Z02.81 – Encounter for paternity testingBillable
Z02.82 – Encounter for adoption servicesBillable
Z02.84 – Encounter for child welfare examBillable
Z02.89 – Encounter for other administrative examinationsBillable

Frequently asked questions

What is ICD-10 code Z02.83?

Z02.83 is the ICD-10-CM code for encounter for blood-alcohol and blood-drug test, in the block Z00-Z13 (Persons encountering health services for examinations).

Is Z02.83 a billable code?

Yes. Z02.83 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does Z02.83 belong to?

It belongs to category Z02 – Encounter for administrative examination.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.