K11.3 Abscess of salivary gland

The ICD-10-CM code for Abscess of salivary gland is K11.3 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

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

Section

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

Category K11

15 codes (13 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to K11.3:

• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › parotid (duct) (gland)
• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › salivary (duct) (gland)
• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › submaxillary (region) › gland
• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › submandibular (region) (space) (triangle) › gland
• Cellulitis (diffuse) (phlegmonous) (septic) (suppurative) › submandibular (region) (space) (triangle) › gland
• Cellulitis (diffuse) (phlegmonous) (septic) (suppurative) › submaxillary (region) › gland
• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › sublingual › gland
• Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › submental › gland

U.S. Hospital Utilization

• An estimated 2,460 U.S. inpatient stays in 2023 included K11.3 among the documented diagnoses.
• 1,060 stays listed it as the principal diagnosis.

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 K11.3 with the canonical source and edition:

K11.3 — Abscess of salivary gland. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/K11.3

Canonical URL: https://icd10codingpro.com/codes/K11.3