K04.02 – Irreversible pulpitis

ICD-10-CM 2027 diagnosis code · Diseases of oral cavity and salivary glands

Billable code

ICD-10-CM code K04.02
Code
K04.02 (claims format: K0402)
Description
Irreversible pulpitis
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
11. Diseases of the digestive system (K00-K95)
Block
K00-K14 Diseases of oral cavity and salivary glands
Parent codes
K04 › K04.0

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

K04.0 – Pulpitis

Applicable to:
  • Acute pulpitis
  • Chronic (hyperplastic) (ulcerative) pulpitis

Index terms for K04.02

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in K04.0

Frequently asked questions

What is ICD-10 code K04.02?

K04.02 is the ICD-10-CM code for irreversible pulpitis, in the block K00-K14 (Diseases of oral cavity and salivary glands).

Is K04.02 a billable code?

Yes. K04.02 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does K04.02 belong to?

It belongs to category K04 – Diseases of pulp and periapical tissues.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.