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K13.21 - Leukoplakia of oral mucosa, including tongue


The ICD 10 Code for Leukoplakia of oral mucosa, including tongue is listed as K13.21.
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: K13.21
Description: Leukoplakia of oral mucosa, including tongue
  • Leukokeratosis of oral mucosa
  • Leukoplakia of gingiva, lips, tongue
  • Excludes1: hairy leukoplakia (K13.3)
  • leukokeratosis nicotina palati (K13.24)
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 K13.2 - Leukoplakia and other disturbances of oral epithelium, including tongue
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 528.6 - Leukoplakia of oral mucosa, including tongue (approximate)
ICD-10-CM Siblings (same level / similar specificity) of K13.21:
K13.22 - Minimal keratinized residual ridge mucosa
K13.23 - Excessive keratinized residual ridge mucosa
K13.24 - Leukokeratosis nicotina palati
K13.29 - Other disturbances of oral epithelium, including tongue