ICD-10 Code
International Classification of Diseases, 10th Revision
Mar 21, 2019
K05.3 is NOT a complete or valid ICD 10 diagnosis code.

You should code each health care encounter to the level of certainty known for that encounter. When sufficient clinical information is not known or available to assign a more specific code, it is acceptable to report the appropriate unspecified code.

See below for more specifc codes relating to
Chronic periodontitis
Inclusion Term
  • Chronic pericoronitis
  • Complex periodontitis
  • Periodontitis NOS
  • Simplex periodontitis
  • chronic apical periodontitis (K04.5)

More specific codes for Chronic periodontitis

  • K05.30 - Chronic periodontitis, unspecified
  • K05.31 - Chronic periodontitis, localized
    • K05.311 - Chronic periodontitis, localized, slight
    • K05.312 - Chronic periodontitis, localized, moderate
    • K05.313 - Chronic periodontitis, localized, severe
    • K05.319 - Chronic periodontitis, localized, unspecified severity
  • K05.32 - Chronic periodontitis, generalized
    • K05.321 - Chronic periodontitis, generalized, slight
    • K05.322 - Chronic periodontitis, generalized, moderate
    • K05.323 - Chronic periodontitis, generalized, severe
    • K05.329 - Chronic periodontitis, generalized, unspecified severity
See also ICD 10 code for
See the ICD-10-CM Coding Guidelines.

Questions related to K05.3 Chronic periodontitis

When ICD 10 was implemented on October 1, 2015, it did not affect physicians', outpatient facilities', and hospital outpatient departments' use of CPT codes on Medicare Fee-For-Service claims. Providers should continue to use CPT codes to report these services.