Other diseases of jaws
In Dentofacial anomalies [including malocclusion] and other disorders of jaw (M26-M27), chapter 13: Diseases of the Musculoskeletal System and Connective Tissue
16 billable codes under M27: none are a CC or MCC; none map to an HCC.
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Instructional notes
Also applies, from Dentofacial anomalies [including malocclusion] and other disorders of jaw (M26-M27)
These notes sit on M26-M27 and apply to every code under it, including M27.
Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
Covers site and laterality, acute injury versus chronic musculoskeletal conditions, 7th characters for pathologic fractures, osteoporosis with or without current fracture, and multisystem inflammatory syndrome.
- Site and laterality (page 60)
- Acute traumatic versus chronic or recurrent musculoskeletal conditions (page 61)
- Coding of Pathologic Fractures (page 61)
- Osteoporosis (page 61)
- Multisystem Inflammatory Syndrome (page 62)
All codes under M27
M27 can't be used on a claim. Pick a billable code below; grey headings group them.
- M27.0Developmental disorders of jaws
- M27.1Giant cell granuloma, central
- M27.2Inflammatory conditions of jaws
- M27.3Alveolitis of jaws
- M27.4Other and unspecified cysts of jaw
- M27.40Unspecified cyst of jaw
- M27.49Other cysts of jaw
- M27.5Periradicular pathology associated with previous endodontic treatment
- M27.51Perforation of root canal space due to endodontic treatment
- M27.52Endodontic overfill
- M27.53Endodontic underfill
- M27.59Other periradicular pathology associated with previous endodontic treatment
- M27.6Endosseous dental implant failure
- M27.61Osseointegration failure of dental implant
- M27.62Post-osseointegration biological failure of dental implant
- M27.63Post-osseointegration mechanical failure of dental implant
- M27.69Other endosseous dental implant failure
- M27.8Other specified diseases of jaws
- M27.9Disease of jaws, unspecified
M27 MS-DRGs
This code does not group to an MS-DRG as a principal diagnosis.
Other codes that refer to M27
Notes on these codes point to M27.
- K08 Excludes2: disorders of jaw (M27.-)
About the condition
Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.
Jaw Injuries and Disorders
Your jaw is a set of bones that holds your teeth. It includes: Jaw problems can include:
Read more about jaw injuries and disorders on MedlinePlusCode history
Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.