2020 ICD-10-CM Diagnosis Code K05.4

Periodontosis

    2016 2017 2018 2019 2020 Billable/Specific Code
  • K05.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM K05.4 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of K05.4 - other international versions of ICD-10 K05.4 may differ.
Applicable To
  • Juvenile periodontosis
The following code(s) above K05.4 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to K05.4:
  • K00-K95
    2020 ICD-10-CM Range K00-K95

    Diseases of the digestive system

    Type 2 Excludes
    • 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)
    Diseases of the digestive system
  • K05
    ICD-10-CM Diagnosis Code K05

    Gingivitis and periodontal diseases

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Use Additional
    • 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)
    Gingivitis and periodontal diseases
Approximate Synonyms
  • Periodontitis
Clinical Information
  • A localized aggressive periodontitis, formerly called localized juvenile periodontitis. It is a destructive form of periodontitis characterized by alveolar bone loss of the molars and incisors.
ICD-10-CM K05.4 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 011 Tracheostomy for face, mouth & neck diagnoses or laryngectomy with mcc
  • 012 Tracheostomy for face, mouth & neck diagnoses or laryngectomy with cc
  • 013 Tracheostomy for face, mouth & neck diagnoses or laryngectomy without cc/mcc
  • 157 Dental and oral diseases with mcc
  • 158 Dental and oral diseases with cc
  • 159 Dental and oral diseases without cc/mcc

Convert K05.4 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change

Diagnosis Index entries containing back-references to K05.4:
  • Paradentosis K05.4
  • Parodontosis K05.4
  • Periclasia K05.4
  • Periodontoclasia K05.4
  • Periodontosis K05.4 (juvenile)

ICD-10-CM Codes Adjacent To K05.4
K05.31 Chronic periodontitis, localized
K05.311 …… slight
K05.312 …… moderate
K05.313 …… severe
K05.319 …… unspecified severity
K05.32 Chronic periodontitis, generalized
K05.321 …… slight
K05.322 …… moderate
K05.323 …… severe
K05.329 …… unspecified severity
K05.4 Periodontosis
K05.5 Other periodontal diseases
K05.6 Periodontal disease, unspecified
K06 Other disorders of gingiva and edentulous alveolar ridge
K06.0 Gingival recession
K06.01 Gingival recession, localized
K06.010 Localized gingival recession, unspecified
K06.011 Localized gingival recession, minimal
K06.012 Localized gingival recession, moderate
K06.013 Localized gingival recession, severe
K06.02 Gingival recession, generalized

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.