ICD-10-CM › M00-M99 › M05-M14 › M12.4 Intermittent hydrarthrosis › M12.42

M12.42

Intermittent hydrarthrosis, elbow

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 3 more specific codes instead:

  • M12.421 Intermittent hydrarthrosis, right elbow
  • M12.422 Intermittent hydrarthrosis, left elbow
  • M12.429 Intermittent hydrarthrosis, unspecified elbow

What has happened to this code

Every change the publisher made, from 2012 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. FY2012 Added to the draft code set draft Intermittent hydrarthrosis, elbow

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 M12 Other and unspecified arthropathy

Excludes1 - never coded here

  • arthrosis (M15-M19)
  • cricoarytenoid arthropathy (J38.7)

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
M12.40 Intermittent hydrarthrosis, unspecified site Valid
M12.41 Intermittent hydrarthrosis, shoulder Not billable
M12.43 Intermittent hydrarthrosis, wrist Not billable
M12.44 Intermittent hydrarthrosis, hand Not billable
M12.45 Intermittent hydrarthrosis, hip Not billable
M12.46 Intermittent hydrarthrosis, knee Not billable
M12.47 Intermittent hydrarthrosis, ankle and foot Not billable
M12.48 Intermittent hydrarthrosis, other site Valid
M12.49 Intermittent hydrarthrosis, multiple sites Valid