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Z02.83

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

Billable / specific codeICD-10-CMPOA exempt

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.

Check Z02.83 with the rest of the claim: free scrubber

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

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • Z00Encounter for general examination without complaint, suspected or reported diagnosis
  • Z01Encounter for other special examination without complaint, suspected or reported diagnosis
  • Z02.5Encounter for examination for participation in sport
  • Z51.81Encounter for therapeutic drug level monitoring

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Test, tests, testing›blood-alcohol
  • Test, tests, testing›blood-drug
  • Examination›medical›blood alcohol or drug level

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Z02.8

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.