Z88
⚠ Non-billable (Header)Allergy status to drugs, medicaments and biological substances
Factors influencing health status and contact with health services (Z00-Z99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
⚠️ Excludes2
directMay be coded together if both conditions coexist
- • Allergy status, other than to drugs and biological substances (Z91.0-)
Child Codes (10)
Z88.0Allergy status to penicillinZ88.1Allergy status to other antibiotic agentsZ88.2Allergy status to sulfonamidesZ88.3Allergy status to other anti-infective agentsZ88.4Allergy status to anesthetic agentZ88.5Allergy status to narcotic agentZ88.6Allergy status to analgesic agentZ88.7Allergy status to serum and vaccineZ88.8Allergy status to other drugs, medicaments and biological substancesZ88.9Allergy status to unspecified drugs, medicaments and biological substances
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CodeZ88
BillableNo — Header code
CategoryFactors influencing health status and contact with health services (Z00-Z99)
Excludes10 rule(s)
Excludes21 note(s)
Child codes10
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)