2020 ICD-10-CM Diagnosis Code K08.491

Partial loss of teeth due to other specified cause, class I

    2016 2017 2018 2019 2020 Billable/Specific Code
  • K08.491 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 K08.491 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of K08.491 - other international versions of ICD-10 K08.491 may differ.
The following code(s) above K08.491 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 K08.491:
  • 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
  • K08
    ICD-10-CM Diagnosis Code K08

    Other disorders of teeth and supporting structures

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • dentofacial anomalies [including malocclusion] (M26.-)
    • disorders of jaw (M27.-)
    Other disorders of teeth and supporting structures
  • K08.4
    ICD-10-CM Diagnosis Code K08.4

    Partial loss of teeth

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Applicable To
    • Acquired loss of teeth, partial
    Type 1 Excludes
    • complete loss of teeth (K08.1-)
    • congenital absence of teeth (K00.0)
    Type 2 Excludes
    • exfoliation of teeth due to systemic causes (K08.0)
    Partial loss of teeth
ICD-10-CM K08.491 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 K08.491 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 K08.491:
  • Absence (of) (organ or part) (complete or partial)
    • teeth, tooth (congenital) K00.0
      ICD-10-CM Diagnosis Code K00.0

      Anodontia

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Hypodontia
      • Oligodontia
      Type 1 Excludes
      • acquired absence of teeth (K08.1-)
      • acquired (complete) K08.109
        ICD-10-CM Diagnosis Code K08.109

        Complete loss of teeth, unspecified cause, unspecified class

          2016 2017 2018 2019 2020 Billable/Specific Code
        Applicable To
        • Edentulism NOS
        • partial K08.409
          ICD-10-CM Diagnosis Code K08.409

          Partial loss of teeth, unspecified cause, unspecified class

            2016 2017 2018 2019 2020 Billable/Specific Code
          Applicable To
          • Tooth extraction status NOS
          • due to
            • specified NEC K08.499
              ICD-10-CM Diagnosis Code K08.499

              Partial loss of teeth due to other specified cause, unspecified class

                2016 2017 2018 2019 2020 Billable/Specific Code
              • class I K08.491

ICD-10-CM Codes Adjacent To K08.491
K08.423 …… class III
K08.424 …… class IV
K08.429 …… unspecified class
K08.43 Partial loss of teeth due to caries
K08.431 …… class I
K08.432 …… class II
K08.433 …… class III
K08.434 …… class IV
K08.439 …… unspecified class
K08.49 Partial loss of teeth due to other specified cause
K08.491 …… class I
K08.492 …… class II
K08.493 …… class III
K08.494 …… class IV
K08.499 …… unspecified class
K08.5 Unsatisfactory restoration of tooth
K08.50 …… unspecified
K08.51 Open restoration margins of tooth
K08.52 Unrepairable overhanging of dental restorative materials
K08.53 Fractured dental restorative material
K08.530 …… without loss of material

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