K04.0 Pulpitis

The ICD-10-CM code for Pulpitis is K04.0 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Chapter

11: Diseases of the digestive system (K00-K95)

Section

K00-K14: Diseases of oral cavity and salivary glands (K00-K14)

Category K04

15 codes (12 billable)

FY2026 Status

Stable since FY2024

Inclusion Terms

• Acute pulpitis
• Chronic (hyperplastic) (ulcerative) pulpitis

U.S. Hospital Utilization

• An estimated 320 U.S. inpatient stays in 2016 included K04.0 among the documented diagnoses.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Chapter 11 reserved for future expansion

11. Chapter 11: Diseases of the Digestive System (K00-K95) Reserved for future guideline expansion

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)

Cite This Page

Reference K04.0 with the canonical source and edition:

K04.0 — Pulpitis. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/K04.0

Canonical URL: https://icd10codingpro.com/codes/K04.0