K05.1

ICD-10Non-billable category

Chronic gingivitis

Official ICD-10-CM descriptor (FY2026)

Chronic gingivitis

K05.1 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.

Inclusion terms

  • Desquamative gingivitis (chronic)
  • Gingivitis (chronic) NOS
  • Hyperplastic gingivitis (chronic)
  • Pregnancy associated gingivitis
  • Simple marginal gingivitis (chronic)
  • Ulcerative gingivitis (chronic)

Code first

Sequence the underlying condition before this code.

  • , if applicable, diseases of the digestive system complicating pregnancy (O99.61-)

ICD-10-CM FY2026 defines 2 codes beneath K05.1. See the ICD-10-CM index for what this site publishes.

Related codes in K05

Where this code sits

Parent code
K05

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.

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