ICD-10-CM › E00-E89 › E00-E07 › E05.2 Thyrotoxicosis with toxic... › E05.21

E05.21

Thyrotoxicosis with toxic multinodular goiter with thyrotoxic crisis or storm

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 Thyrotoxicosis with toxic multinodular goiter with thyrotoxic crisis or storm

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 E05 Thyrotoxicosis [hyperthyroidism]

Excludes1 - never coded here

  • chronic thyroiditis with transient thyrotoxicosis (E06.2)
  • neonatal thyrotoxicosis (P72.1)

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.

Showing 40 of 103 index phrases.

Codes in the same group

CodeDescriptionStatus
E05.20 Thyrotoxicosis with toxic multinodular goiter without thyrotoxic crisis or storm Valid