K12.0
Recurrent oral aphthae
- Release
- FY 2027
- Effective
Hierarchy
Where K12.0 sits in the official hierarchy. Each level is the code it is classified under.
- K12 Parent Stomatitis and related lesions
- K12.0 This code Recurrent oral aphthae
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Inclusion Terms
Aphthous stomatitis (major) (minor)
Inclusion Terms
Bednar's aphthae
Inclusion Terms
Periadenitis mucosa necrotica recurrens
Inclusion Terms
Recurrent aphthous ulcer
Inclusion Terms
Stomatitis herpetiformis
Use Additional Code
alcohol abuse and dependence ( F10 .-)
Inherited from K12 — Stomatitis and related lesions
Use Additional Code
exposure to environmental tobacco smoke ( Z77.22 )
Inherited from K12 — Stomatitis and related lesions
Use Additional Code
exposure to tobacco smoke in the perinatal period ( P96.81 )
Inherited from K12 — Stomatitis and related lesions
Use Additional Code
history of tobacco dependence ( Z87.891 )
Inherited from K12 — Stomatitis and related lesions
Use Additional Code
occupational exposure to environmental tobacco smoke ( Z57.31 )
Inherited from K12 — Stomatitis and related lesions
Version History
How K12.0 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentRecurrent oral aphthae
-
FY 2026 Effective
UnchangedRecurrent oral aphthae
Related Codes
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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