K12.3 - Oral mucositis (ulcerative)
- Applicable to Oral mucositis (ulcerative)
- The 2025 edition of ICD10-CM K12.3 became effective on October 1, 2024.
- This is the American ICD10-CM version of K12.3 - other international versions of ICD10 K12.3 may differ.
- K12.3 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- K12.3 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
- K12.3 - Oral mucositis (ulcerative)
- K12.3 - Oral mucositis (ulcerative)
- 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)
Inclusion terms help to clarify and specify the conditions or diseases covered by a particular ICD-10-CM code.
Inclusion Term:
- Mucositis (oral) (oropharyneal)
Type 2 Excludes
- gastrointestinal mucositis (ulcerative) (K92.81)
- mucositis (ulcerative) of vagina and vulva (N76.81)
- nasal mucositis (ulcerative) (J34.81)
Non-Billable/Non-Specific Code
The following codes above K12.3 contain annotation back-references that may be applicable to K12.3:
- Chapter: K00-K95 - Diseases of the digestive system
- Section: K00-K14 - Diseases of oral cavity and salivary glands
- Category: K12 - Stomatitis and related lesions
Browse other similar CM codes:
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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