K04.0
ICD-10Non-billable categoryPulpitis
Official ICD-10-CM descriptor (FY2026)
Pulpitis
K04.0 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
- Acute pulpitis
- Chronic (hyperplastic) (ulcerative) pulpitis
ICD-10-CM FY2026 defines 2 codes beneath K04.0. See the ICD-10-CM index for what this site publishes.
Related codes in K04
- K04.1Necrosis of pulp
- K04.2Pulp degeneration
- K04.3Abnormal hard tissue formation in pulp
- K04.4Acute apical periodontitis of pulpal origin
- K04.5Chronic apical periodontitis
- K04.6Periapical abscess with sinus
- K04.7Periapical abscess without sinus
- K04.8Radicular cyst
- K04.9Other and unsp diseases of pulp and periapical tissuescategory
Where this code sits
- Parent code
- K04
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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.