All ICD10 Codes

K05

Non-Billable
ChapterK00–K95
Rankcategory
Official Description

Gingivitis and periodontal diseases

Use a more specific code (3 billable, 4 non-billable)
K05.0Acute gingivitishas subcodesK05.1Chronic gingivitishas subcodesK05.2Aggressive periodontitishas subcodesK05.3Chronic periodontitishas subcodesK05.4PeriodontosisK05.5Other periodontal diseasesK05.6Periodontal disease, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 11: Diseases of the Digestive System (K00-K95).

CH11 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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)

Instructional Notes

Use Additional 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)

Clinical Hierarchy

BillableHas subcodes
CH11Diseases of the digestive system (K00-K95)
K00-K14Diseases of oral cavity and salivary glands (K00-K14)
K05Gingivitis and periodontal diseasesNot billable
K05.0Acute gingivitisSubcodes
K05.1Chronic gingivitisSubcodes
K05.2Aggressive periodontitisSubcodes
K05.3Chronic periodontitisSubcodes
K05.4PeriodontosisBillable
K05.5Other periodontal diseasesBillable
K05.6Periodontal disease, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to K05:

chapterCH11
Diseases of the digestive system (K00-K95)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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