K13.21
BillableLeukoplakia of oral mucosa, including tongue
Leukoplakia of oral mucosa, including tongue
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Leukokeratosis of oral mucosa
- Leukoplakia of gingiva, lips, tongue
Includes
Conditions included under this code
- epithelial disturbances of tongue
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- certain disorders of gingiva and edentulous alveolar ridge (K05-K06)
- cysts of oral region (K09.-)
- diseases of tongue (K14.-)
- stomatitis and related lesions (K12.-)
Use Additional Code
Additional codes that should follow this code
- code to identify:
- alcohol abuse and dependence (F10.-)
- exposure to environmental tobacco smoke (Z77.22)
- exposure to tobacco smoke in the perinatal period (P96.81)
- history of tobacco dependence (Z87.891)
- occupational exposure to environmental tobacco smoke (Z57.31)
- tobacco dependence (F17.-)
- tobacco use (Z72.0)
Also Known As / Clinical Terms
SNOMED CT
- Leucokeratosis of lip17531008
- Leucoplakia of lips17531008
- Leukokeratosis of lip17531008
- Leukoplakia of lips17531008
- Leucoplakia of gingiva32236000
- Leukoplakia of gingiva32236000
- Leucoplakia of tongue91002001
- Leukoplakia of tongue91002001
- Leucoplakia of buccal mucosa196568006
- Leukoplakia of buccal mucosa196568006
- Homogenous oral leucoplakia235027002
- Homogenous oral leukoplakia235027002
- Ulcerated oral leucoplakia235028007
- Ulcerated oral leukoplakia235028007
- Nodular leukoplakia of oral mucosa235029004
- Speckled oral leucoplakia235029004
- Speckled oral leukoplakia235029004
- Dysplastic oral leucoplakia235030009
- Dysplastic oral leukoplakia235030009
- Papillary leucoplakia235031008
- Papillary leukoplakia235031008
- Verruciform leukoplakia235031008
- Verrucous oral leucoplakia235031008
- Verrucous oral leukoplakia235031008
- Syphilitic oral leucoplakia235032001
- Syphilitic oral leukoplakia235032001
- Oral syphilis235062007
- Palmoplantar keratoderma with leucoplakia239075001
- Palmoplantar keratoderma with leukoplakia239075001
- Leucoplakia274134003
- Leukoplakia274134003
- Syphilitic leucoplakia of tongue402950003
- Syphilitic leukoplakia of tongue402950003
- Leucoplakia of oral mucosa414603003
- Leukoplakia of oral mucosa414603003
- Leucoplakia of tongue associated with AIDS414604009
- Leucoplakia of tongue associated with HIV disease414604009
- Leucoplakia of tongue associated with human immunodeficiency virus disease414604009
- Leukoplakia of tongue associated with AIDS414604009
- Leukoplakia of tongue associated with HIV disease414604009
- Leukoplakia of tongue associated with human immunodeficiency virus disease414604009
- Hyperplasia of gingiva441798003
- Hyperplastic gingiva441798003
- Proliferative verrucous leukoplakia698010001
- Proliferative verrucous oral leukoplakia698010001
- Oral leukoplakia caused by sanguinarine712988000
- Leucoplakia of oral mucosa and tongue5601000119107
- Leukoplakia of oral mucosa and tongue5601000119107
UMLS
- Keratoses, OralC0023532
- Keratosis, OralC0023532
- Leucoplakia of oral mucosaC0023532
- Leukokeratoses, OralC0023532
- Leukokeratosis of Oral MucosaC0023532
- Leukokeratosis of oral mucosaC0023532
- Leukokeratosis, OralC0023532
- Leukoplakia buccalisC0023532
- Leukoplakia of MouthC0023532
- Leukoplakia of Oral MucosaC0023532
- Leukoplakia of mouthC0023532
- Leukoplakia of oral mucosaC0023532
- Leukoplakia of oral mucosa (disorder)C0023532
- Leukoplakia of the MouthC0023532
- Leukoplakia of the Oral MucosaC0023532
- Leukoplakia oralC0023532
- Leukoplakia oral NOSC0023532
- Leukoplakia, OralC0023532
- Leukoplakias, OralC0023532
- Mouth LeukoplakiaC0023532
- Oral Cavity LeukoplakiaC0023532
- Oral KeratosesC0023532
- Oral KeratosisC0023532
- Oral LeukokeratosesC0023532
- Oral LeukokeratosisC0023532
- Oral LeukoplakiaC0023532
- Oral LeukoplakiasC0023532
- Oral idiopathic keratosisC0023532
- Oral idiopathic leukoplakiaC0023532
- Oral idiopathic white patchC0023532
- Oral leucoplakiaC0023532
- Oral leukokeratosisC0023532
- Oral leukoplakiaC0023532
- Oral leukoplakia NOSC0023532
- Oral leukoplasiaC0023532
- Oral white patchC0023532
- Oral white plaqueC0023532
- leukoplakia mouthC0023532
- leukoplakia oralC0023532
- oral keratosisC0023532
- oral leukoplakiaC0023532
- Leukoplakia and oth disturb of oral epithelium, inc tongueC1112530
- Leukoplakia and other disturbances of oral epithelium, including tongueC1112530
- Leukoplakia of oral mucosa, incl tongueC1112530
- Leukoplakia of oral mucosa, including tongueC1112530
- Leukoplakia of gingiva, lips, tongueC2887638
Frequently Asked Questions
What is ICD-10 code K13.21?
ICD-10-CM code K13.21 represents "Leukoplakia of oral mucosa, including tongue". It is a billable/specific code that can be used on a claim.
Is K13.21 a billable code?
Yes, K13.21 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is K13.21 in?
K13.21 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K13.21?
K13.21 has Excludes1 notes indicating codes that cannot be used together with it, including: carcinoma in situ of oral epithelium (D00.0-); hairy leukoplakia (K13.3); leukokeratosis nicotina palati (K13.24).
Are additional codes required with K13.21?
Yes, when using K13.21 you should also code: code to identify:; alcohol abuse and dependence (F10.-); exposure to environmental tobacco smoke (Z77.22); exposure to tobacco smoke in the perinatal period (P96.81); history of tobacco dependence (Z87.891); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); tobacco use (Z72.0).
What SNOMED CT codes does K13.21 map to?
K13.21 maps to 20 SNOMED CT concepts: 235030009, 235027002, 441798003, 17531008, 274134003, and 15 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for K13.21?
K13.21 is linked to 3 UMLS Concept Unique Identifiers: C0023532, C1112530, C2887638. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.