ICD-10-CM · Chapter 11 · K00–K95
K04
Diseases of pulp and periapical tissues
Diseases of the digestive system
Heads up:this is a parent code. It's typically not directly billable — you need to drill down to a more specific child code (one with additional digits) to use on a claim.
Quick facts
- Code
- K04
- Type
- Category / header (non-billable)
- ICD-10-CM chapter
- Chapter 11 — Diseases of the digestive system
- Category
- K04
- Specificity
- 3 characters
How coders use this code
ICD-10-CM K04 is a category (header) for diseases of pulp and periapical tissues. It is generally not reported directly on a claim — coders drill down to a more specific child code (one with additional characters) that matches the documentation. Use the related codes below to find the billable code that fits, and verify against the annual NCHS/CMS guidelines.
Related codes in K04
- K04.0Pulpitis
- K04.01Reversible pulpitis
- K04.02Irreversible pulpitis
- 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 unspecified diseases of pulp and periapical tissues
- K04.90Unspecified diseases of pulp and periapical tissues
- K04.99Other diseases of pulp and periapical tissues
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