ICD-10-CM › M00-M99 › M05-M14 › M codes › M1A

M1A

Chronic gout

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 6 more specific codes instead:

  • M1A.0 Idiopathic chronic gout (also a header)
  • M1A.1 Lead-induced chronic gout (also a header)
  • M1A.2 Drug-induced chronic gout (also a header)
  • M1A.3 Chronic gout due to renal impairment (also a header)
  • M1A.4 Other secondary chronic gout (also a header)
  • M1A.9 Chronic gout, unspecified (also a header)

This code requires a seventh character. See the rule below.

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 Chronic gout

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.

This code

Seventh character required

  • The appropriate 7th character is to be added to each code from category M1A

Excludes1 - never coded here

  • gout NOS (M10.-)

Excludes2 - not included here

  • acute gout (M10.-)

Use additional code

  • code to identify:
  • Autonomic neuropathy in diseases classified elsewhere (G99.0)
  • Calculus of urinary tract in diseases classified elsewhere (N22)
  • Cardiomyopathy in diseases classified elsewhere (I43)
  • Disorders of external ear in diseases classified elsewhere (H61.1-, H62.8-)
  • Disorders of iris and ciliary body in diseases classified elsewhere (H22)
  • Glomerular disorders in diseases classified elsewhere (N08)