Diagnosis Code

K04.4 ACUTE APICAL PERIODONTITIS OF PULPAL ORIGIN


Code Information

Diagnosis Code: K04.4

Short Description: Acute apical periodontitis of pulpal origin

Long Description: Acute apical periodontitis of pulpal origin

The code K04.4 is VALID for claim submission

Code Classification:

  • Diseases of the digestive system (K00–K95)
    • Diseases of oral cavity and salivary glands (K00-K14)
      • Diseases of pulp and periapical tissues (K04)
        • K04.4 Acute apical periodontitis of pulpal origin

Code Version: 2022 ICD-10-CM


References to Index of Diseases and Injuries

The code K04.4 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Acute apical periodontitis NOS
  • Type 1 Excludes Notes:
    • acute periodontitis (@K05.2*-)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
K04.4 Right Arrow 522.4 Ac apical periodontitis

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
K04 Diseases of pulp and periapical tissues
K04.0 Pulpitis
K04.01 Reversible pulpitis
K04.02 Irreversible pulpitis
K04.1 Necrosis of pulp
K04.2 Pulp degeneration
K04.3 Abnormal hard tissue formation in pulp
K04.5 Chronic apical periodontitis
K04.6 Periapical abscess with sinus
K04.7 Periapical abscess without sinus
K04.8 Radicular cyst
K04.9 Other and unspecified diseases of pulp and periapical tissues
K04.90 Unspecified diseases of pulp and periapical tissues
K04.99 Other diseases of pulp and periapical tissues


This page was last updated on: 10/1/2023