ICD-10-CM Codes
K00-K95 Diseases of the digestive system
K00-K14 Diseases of oral cavity and salivary glands
K08- Other disorders of teeth and supporting structures
2021 ICD-10-CM Diagnosis Code K08.121

2021 ICD-10-CM Diagnosis Code K08.121

Complete loss of teeth due to periodontal diseases, class I

2016

2017

2018

2019

2020

2021

Billable/Specific Code

K08.121 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2021 edition of ICD-10-CM K08.121 became effective on October 1, 2020.
This is the American ICD-10-CM version of K08.121 - other international versions of ICD-10 K08.121 may differ.

The following code(s) above K08.121 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 K08.121:

K00-K95
2021 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
Type 2 Excludes
- dentofacial anomalies [including malocclusion] (M26.-)
- disorders of jaw (M27.-)
Other disorders of teeth and supporting structures
K08.1
ICD-10-CM Diagnosis Code K08.1
Complete loss of teeth
Applicable To
- Acquired loss of teeth, complete
Type 1 Excludes
- congenital absence of teeth (K00.0)
- exfoliation of teeth due to systemic causes (K08.0)
- partial loss of teeth (K08.4-)
Complete loss of teeth

Approximate Synonyms

Complete edentulism due to periodontal diseases, class 1
Edentulism due to periodontal diseases, class i

ICD-10-CM K08.121 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):

011 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with mcc
012 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with cc
013 Tracheostomy for face, mouth and 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 K08.121 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
2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to K08.121:

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 2021 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 2021 Billable/Specific Code
    Applicable To
    Edentulism NOS
    - due to
      - periodontal disease K08.129
        ICD-10-CM Diagnosis Code K08.129
        Complete loss of teeth due to periodontal diseases, unspecified class
        2016 2017 2018 2019 2020 2021 Billable/Specific Code
        class I K08.121

ICD-10-CM Codes Adjacent To K08.121

K08.103 …… class III

K08.104 …… class IV

K08.109 …… unspecified class

K08.11 Complete loss of teeth due to trauma

K08.111 …… class I

K08.112 …… class II

K08.113 …… class III

K08.114 …… class IV

K08.119 …… unspecified class

K08.12 Complete loss of teeth due to periodontal diseases

K08.121 …… class I

K08.122 …… class II

K08.123 …… class III

K08.124 …… class IV

K08.129 …… unspecified class

K08.13 Complete loss of teeth due to caries

K08.131 …… class I

K08.132 …… class II

K08.133 …… class III

K08.134 …… class IV

K08.139 …… unspecified class

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

2021 ICD-10-CM Diagnosis Code K08.121

Complete loss of teeth due to periodontal diseases, class I

Diseases of the digestive system

Other disorders of teeth and supporting structures

Complete loss of teeth

Anodontia

Complete loss of teeth, unspecified cause, unspecified class

Complete loss of teeth due to periodontal diseases, unspecified class