Z02.83 — Encounter for blood-alcohol and blood-drug test
Z02.83 is a billable, specific ICD-10-CM code for encounter for blood-alcohol and blood-drug test. It is valid for submission on a claim.
Use additional code
Add a secondary code to capture the detail described below.
- code for findings of alcohol or drugs in blood (R78.-)
Other codes that can never be billed with Z02.83
These codes carry an Excludes1 note pointing at Z02.83. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading Z02.83 alone.
Risk adjustment
Z02.83 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
How Z02.83 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to Z02.83.
- Test, tests, testing›blood-alcohol
- Test, tests, testing›blood-drug
- Examination›medical›blood alcohol or drug level
Related codes at this level
Codes that share Z02.8. If Z02.83 is not quite right, the correct code is usually one of these.
Questions about Z02.83
- Is Z02.83 a billable ICD-10-CM code?
- Yes. Z02.83 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does Z02.83 sit in the tabular list?
- Factors influencing health status and contact with health services (Z00-Z99), in the block Persons encountering health services for examinations (Z00-Z13).