2026 ICD-10-CM Diagnosis Code M27Other diseases of jaws

ICD-10-CM Codes›M00–M99›M26-M27›M27

ICD-10-CM M27
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

M27 is a non-billable ICD-10-CM category code for other diseases of jaws, so it cannot be submitted on claims. Use a more specific code from this category instead, such as M27.0, M27.1, M27.2, and M27.3.

Code Identity

ICD-10-CM Code
M27
Billable Status
No — Non-Billable Category
Code Describes
Other diseases of jaws
Chapter
M26-M27
Dentofacial anomalies [including malocclusion] and other disorders of jaw

Code Classification

ChapterM00–M99Diseases of the musculoskeletal system and connective tissue
SectionM26-M27Dentofacial anomalies [including malocclusion] and other disorders of jaw
CategoryM27Other diseases of jaws
This CodeM27Other diseases of jaws

Specific Coding for Other diseases of jawsOverview

Non-specific codes like M27 require more characters. Use one of these billable codes instead:

  • Use M27.0 for Developmental disorders of jaws

  • Use M27.1 for Giant cell granuloma, central

  • Use M27.2 for Inflammatory conditions of jaws

  • Use M27.3 for Alveolitis of jaws

  • M27.4 for Other and unspecified cysts of jaw

  • Use M27.40 for Unspecified cyst of jaw

  • Use M27.49 for Other cysts of jaw

  • M27.5 for Periradicular pathology associated with previous endodontic treatment

  • Use M27.51 for Perforation of root canal space due to endodontic treatment

  • Use M27.52 for Endodontic overfill

  • Use M27.53 for Endodontic underfill

  • Use M27.59 for Other periradicular pathology associated with previous endodontic treatment

  • M27.6 for Endosseous dental implant failure

  • Use M27.61 for Osseointegration failure of dental implant

  • Use M27.62 for Post-osseointegration biological failure of dental implant

  • Use M27.63 for Post-osseointegration mechanical failure of dental implant

  • Use M27.69 for Other endosseous dental implant failure

  • Use M27.8 for Other specified diseases of jaws

  • Use M27.9 for Disease of jaws, unspecified

Patient EducationClinical

Jaw Injuries and Disorders

Your jaw is a set of bones that holds your teeth. It includes:

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About M27Overview

Is M27 (Other diseases of jaws) a billable code?

No. This is a category header that groups the codes for other diseases of jaws, and headers cannot be submitted on claims. Claims for other diseases of jaws need a more specific code from this category, such as M27.0, M27.1, and M27.2.