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ICD-10-CM Current in FY 2027

K26

Duodenal ulcer

Release
FY 2027
Effective

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files.

Includes

erosion (acute) of duodenum

Includes

duodenum ulcer (peptic)

Includes

postpyloric ulcer (peptic)

Excludes1

peptic ulcer NOS ( K27 .-)

Use Additional Code

code to identify:

Use Additional Code

alcohol abuse and dependence ( F10 .-)

More Specific Codes

9 codes under K26

Version History

How K26 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Duodenal ulcer

  2. FY 2026 Effective

    Unchanged

    Duodenal ulcer

Codes whose official notes reference K26

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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