ICD-10-CM
ICD-10 code for Sulfa allergy: Z88.2
The closest CDC title for "Sulfa allergy" is Z88.2, Allergy status to sulfonamides. Z88.2 is a billable code.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
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Codes under Z88, then other CDC titles that name allergy status to sulfonamides
A header groups codes and is not billed. A billable code is one you can report.
- Z88Allergy status to drugs, medicaments and biological substancesHeader
- Z88.0Allergy status to penicillinBillable
- Z88.1Allergy status to other antibiotic agentsBillable
- Z88.2Allergy status to sulfonamidesBillable
- Z88.3Allergy status to other anti-infective agentsBillable
- Z88.4Allergy status to anesthetic agentBillable
- Z88.5Allergy status to narcotic agentBillable
- Z88.6Allergy status to analgesic agentBillable
- Z88.7Allergy status to serum and vaccineBillable
- Z88.8Allergy status to other drugs, medicaments and biological substancesBillable
- Z88.9Allergy status to unspecified drugs, medicaments and biological substancesBillable
Excludes2
Excludes2 means the other condition can be reported with this one when both are documented.
From Z88. A note on a category applies to every code under it.
Related conditions
Related pages
- Z88.2 code detailsNotes, nearby codes, CMS-HCC group
- Category Z88Every code under it
- Chapter 21Factors influencing health status
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Sulfa allergy?
The closest CDC title for "Sulfa allergy" is Z88.2, Allergy status to sulfonamides. Z88.2 is a billable code.
Is Z88.2 billable?
Yes. Z88.2 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to Z88.2?
The CDC tabular list gives 1 Excludes2 note (may be coded together when both are documented) for Z88.2 and the categories above it. They are listed on this page.
What chapter is Z88.2 in?
Chapter 21. Factors influencing health status.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.