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K12.33 - Oral mucositis (ulcerative) due to radiation


The ICD 10 Code for Oral mucositis (ulcerative) due to radiation is listed as K12.33.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: K12.33
Description: Oral mucositis (ulcerative) due to radiation
  • Use additional external cause code (W88-W90, X39.0-) to identify cause
Diagnostic Related Groups
(MS-DRG v30.0)
011 - Tracheostomy For Face,mouth & Neck Diagnoses W Mcc
012 - Tracheostomy For Face,mouth & Neck Diagnoses W Cc
013 - Tracheostomy For Face,mouth & Neck Diagnoses W/o Cc/mcc
157 - Dental & Oral Diseases W Mcc
158 - Dental & Oral Diseases W Cc
159 - Dental & Oral Diseases W/o Cc/mcc
Chapter Diseases of the digestive system (K00-K95)
Block Diseases of oral cavity and salivary glands (K00-K14)
Parent K12.3 - Oral mucositis (ulcerative)
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 528.01 - Mucositis (ulcerative) due to antineoplastic therapy (approximate)
ICD-10-CM Siblings (same level / similar specificity) of K12.33:
K12.30 - Oral mucositis (ulcerative), unspecified
K12.31 - Oral mucositis (ulcerative) due to antineoplastic therapy
K12.32 - Oral mucositis (ulcerative) due to other drugs
K12.39 - Other oral mucositis (ulcerative)