ICD-10-CM › K00-K95 › K00-K14 › K04 Diseases of pulp and periapical tissues › K04.5
K04.5
Chronic apical periodontitis
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Chronic apical periodontitis
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Operculitis
- Parodontitis
- Pericoronitis
- Pericementitis
- Riggs' disease
- Cementoperiostitis
- Fauchard's disease
- Gingivopericementitis
- Gingivitis > expulsiva
- Disease, diseased > Riggs'
- Disease, diseased > Fauchard's
- Granuloma > apical
- Granuloma > dental
- Granuloma > periapical
- Periodontitis > apical
- Infection, infected, infective > periapical
- Granuloma > pyogenic, pyogenicum > maxillary alveolar ridge
Codes in the same group
| Code | Description | Status |
|---|---|---|
| K04.0 | Pulpitis | Not billable |
| K04.1 | Necrosis of pulp | Valid |
| K04.2 | Pulp degeneration | Valid |
| K04.3 | Abnormal hard tissue formation in pulp | Valid |
| K04.4 | Acute apical periodontitis of pulpal origin | Valid |
| K04.6 | Periapical abscess with sinus | Valid |
| K04.7 | Periapical abscess without sinus | Valid |
| K04.8 | Radicular cyst | Valid |
| K04.9 | Other and unspecified diseases of pulp and periapical tissues | Not billable |