K04.2 Pulp degeneration

Billable ICD-10-CM code, FY2026.

Applicable to

• Denticles
• Pulpal calcifications
• Pulpal stones

MS-DRG index

Defines the logic of DRG(s) 011-013 in MDC PRE.

Approximate ICD-9-CM (GEMs)

• 522.2 Pulp degeneration

Diagnosis Index entries for K04.2

• Calcification › dental pulp (nodular)
• Calcification › pulpal (dental) (nodular)
• Change (s) (in) (of) › dental pulp, regressive
• Change (s) (in) (of) › regressive, dental pulp
• Degeneration, degenerative › dental pulp
• Degeneration, degenerative › pulp (tooth)
• Denticles (pulp)
• Stone (s) › pulpal (dental)

Nearby codes

• 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 (this code)
• K04.3 Abnormal hard tissue formation in pulp
• K04.4 Acute apical periodontitis of pulpal origin
• K04.5 Chronic apical periodontitis
• K04.6 Periapical abscess with sinus
• K04.7 Periapical abscess without sinus