522.1 NECROSIS OF TOOTH PULP


Code Information

Diagnosis Code: 522.1

Short Description: Necrosis of tooth pulp

Long Description: Necrosis of the pulp

Code Classification:

  • Diseases of the digestive system (520–579)
    • Diseases of oral cavity, salivary glands, and jaws (520-529)
      • 522 Diseases of pulp and periapical tissues
        • 522.1 Necrosis of tooth pulp

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 522.1 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Gangrene, gangrenous (anemia) (artery) (cellulitis) (dermatitis) (dry) (infective) (moist) (pemphigus) (septic) (skin) (stasis) (ulcer) 785.4
    • pulp, tooth 522.1
    • tooth (pulp) 522.1
  • Necrosis, necrotic
    • dental 521.09
      • pulp 522.1
    • pulp (dental) 522.1
  • Putrescent pulp (dental) 522.1

Crosswalk Information

The code 522.1 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
522.1 Right Arrow K04.1 Necrosis of pulp
This ICD-9 to ICD-10 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-9 Code ICD-9 Description
522.0 Pulpitis
522.2 Pulp degeneration
522.3 Abnormal hard tissue formation in pulp
522.4 Acute apical periodontitis of pulpal origin
522.5 Periapical abscess without sinus
522.6 Chronic apical periodontitis
522.7 Periapical abscess with sinus
522.8 Radicular cyst
522.9 Other and unspecified diseases of pulp and periapical tissues


This page was last updated on: 10/1/2014