ICD-10-CM › M00-M99 › M26-M27 › M27 Other diseases of jaws › M27.0
Developmental disorders of jaws
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Developmental disorders of jaws
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from the M26-M27 section Dentofacial anomalies [including malocclusion] and other disorders of jaw (M26-M27)
Excludes1 - never coded here
- hemifacial atrophy or hypertrophy (Q67.4)
- unilateral condylar hyperplasia or hypoplasia (M27.8)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Lump
- Retained
- Exostosis
- Hyperostosis
- Change > bone
- Lesion > bone
- Erosion > bone
- Melorheostosis
- Rarefaction, bone
- Osteitis > fibrosa NEC
- Disease, diseased > bone
- Loss > substance of > bone
- Retardation > endochondral bone growth
- Ossification > multiple, eccentric centers
- Disorder > bone > density and structure > cyst
- Arrest, arrested > development or growth > bone
- Torus
- Cyst > Stafne's
- Stafne's cyst or cavity
- Disorder > jaw, developmental
- Cyst > bone NEC > specified type NEC > jaw > latent
Codes in the same group
| Code | Description | Status |
|---|---|---|
| M27.1 | Giant cell granuloma, central | Valid |
| M27.2 | Inflammatory conditions of jaws | Valid |
| M27.3 | Alveolitis of jaws | Valid |
| M27.4 | Other and unspecified cysts of jaw | Not billable |
| M27.5 | Periradicular pathology associated with previous endodontic treatment | Not billable |
| M27.6 | Endosseous dental implant failure | Not billable |
| M27.8 | Other specified diseases of jaws | Valid |
| M27.9 | Disease of jaws, unspecified | Valid |