K12.3 ORAL MUCOSITIS (ULCERATIVE)

Code Information

Diagnosis Code: K12.3

Short Description: Oral mucositis (ulcerative)

Long Description: Oral mucositis (ulcerative)

The code K12.3 is NOT VALID for claim submission

Code Classification:

Diseases of the digestive system (K00–K95)
- Diseases of oral cavity and salivary glands (K00-K14)
  - Stomatitis and related lesions (K12)
    - K12.3 Oral mucositis (ulcerative)

Code Version: 2022 ICD-10-CM

The code K12.3 has the following ICD-10-CM references to the Index of Diseases and Injuries

Inclusion Terms:
- Mucositis (oral) (oropharyneal)
Type 2 Excludes Notes:
- gastrointestinal mucositis (ulcerative) (@K92.81*)
- mucositis (ulcerative) of vagina and vulva (@N76.81*)
- nasal mucositis (ulcerative) (@J34.81*)

ICD-10 Code	ICD-10 Description
K12	Stomatitis and related lesions
K12.0	Recurrent oral aphthae
K12.1	Other forms of stomatitis
K12.2	Cellulitis and abscess of mouth
K12.30	Oral mucositis (ulcerative), unspecified
K12.31	Oral mucositis (ulcerative) due to antineoplastic therapy
K12.32	Oral mucositis (ulcerative) due to other drugs
K12.33	Oral mucositis (ulcerative) due to radiation
K12.39	Other oral mucositis (ulcerative)

This page was last updated on: 10/1/2023