Insufficient interocclusal distance of fully erupted teeth (ridge)

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

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 Insufficient interocclusal distance of fully erupted teeth (ridge)

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.

Insufficiency, insufficient > interocclusal distance of fully erupted teeth
Lack of > adequate > intermaxillary vertical dimension of fully erupted teeth

Codes in the same group

Code	Description	Status
M26.30	Unspecified anomaly of tooth position of fully erupted tooth or teeth	Valid
M26.31	Crowding of fully erupted teeth	Valid
M26.32	Excessive spacing of fully erupted teeth	Valid
M26.33	Horizontal displacement of fully erupted tooth or teeth	Valid
M26.34	Vertical displacement of fully erupted tooth or teeth	Valid
M26.35	Rotation of fully erupted tooth or teeth	Valid
M26.37	Excessive interocclusal distance of fully erupted teeth	Valid
M26.39	Other anomalies of tooth position of fully erupted tooth or teeth	Valid