K04.9

Non-Billable

ChapterK00–K95

Ranksubcategory

Official Description

Other and unspecified diseases of pulp and periapical tissues

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 11: Diseases of the Digestive System (K00-K95).

General instructions are available for the parent sections:

View CH11 Notes

Clinical Hierarchy

CH11Diseases of the digestive system (K00-K95)

K00-K14Diseases of oral cavity and salivary glands (K00-K14)

K04Diseases of pulp and periapical tissues

K04.9Other and unspecified diseases of pulp and periapical tissues

K04.90Unspecified diseases of pulp and periapical tissues

K04.99Other diseases of pulp and periapical tissues

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to K04.9:

chapterCH11

Diseases of the digestive system (K00-K95)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to K04.9. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

6 raw paths

Devitalized tooth1 unique routes

Direct index entry→K04.9

Disease, diseased3 unique routes

periapical tissues NOS→K04.9

pulp (dental) NOS→K04.9

tooth, teeth

pulp NEC→K04.9

Nonvital, nonvitalized tooth1 unique routes

Direct index entry→K04.9

Pulpless tooth1 unique routes

Direct index entry→K04.9

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Other and unspecified diseases of pulp and periapical tissues.

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