ICD-10-CM › M00-M99 › M86-M90 › M88.83 Osteitis deformans of forearm › M88.839

M88.839

Osteitis deformans of unspecified forearm

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.

  1. FY2007 Added to the draft code set draft Osteitis deformans of unspecified forearm

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 M88 Osteitis deformans [Paget's disease of bone]

Excludes1 - never coded here

  • osteitis deformans in neoplastic disease (M90.6)

Inherited from the M86-M90 section Other osteopathies (M86-M90)

Excludes1 - never coded here

  • postprocedural osteopathies (M96.-)

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.

Codes in the same group

CodeDescriptionStatus
M88.831 Osteitis deformans of right forearm Valid
M88.832 Osteitis deformans of left forearm Valid