2022 ICD-10-CM Code E05.21

Thyrotoxicosis with toxic multinodular goiter with thyrotoxic crisis or storm

Version 2021

Valid for Submission

ICD-10:E05.21
Short Description:Thyrotxcosis w toxic multinodular goiter w thyrotoxic crisis
Long Description:Thyrotoxicosis with toxic multinodular goiter with thyrotoxic crisis or storm

Code Classification

  • Endocrine, nutritional and metabolic diseases (E00–E90)
    • Disorders of thyroid gland (E00-E07)
      • Thyrotoxicosis [hyperthyroidism] (E05)

E05.21 is a billable diagnosis code used to specify a medical diagnosis of thyrotoxicosis with toxic multinodular goiter with thyrotoxic crisis or storm. The code E05.21 is valid during the fiscal year 2022 from October 01, 2021 through September 30, 2022 for the submission of HIPAA-covered transactions.

The ICD-10-CM code E05.21 might also be used to specify conditions or terms like multinodular goiter, thyrotoxic crisis, thyrotoxic crisis, toxic multinodular goiter, toxic multinodular goiter with thyrotoxic crisis , toxic nodular goiter, etc.

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code E05.21 are found in the index:

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Convert E05.21 to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code E05.21 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.

Information for Patients


Hyperthyroidism

What is hyperthyroidism?

Hyperthyroidism, or overactive thyroid, happens when your thyroid gland makes more thyroid hormones than your body needs.

Your thyroid is a small, butterfly-shaped gland in the front of your neck. It makes hormones that control the way the body uses energy. These hormones affect nearly every organ in your body and control many of your body's most important functions. For example, they affect your breathing, heart rate, weight, digestion, and moods. If not treated, hyperthyroidism can cause serious problems with your heart, bones, muscles, menstrual cycle, and fertility. But there are treatments that can help.

What causes hyperthyroidism?

Hyperthyroidism has several causes. They include

Who is at risk for hyperthyroidism?

You are at higher risk for hyperthyroidism if you

What are the symptoms of hyperthyroidism?

The symptoms of hyperthyroidism can vary from person to person and may include

Adults over age 60 may have different symptoms than younger adults. For example, they may lose their appetite or withdraw from other people. Sometimes this can be mistaken for depression or dementia.

What other problems can hyperthyroidism cause?

If hyperthyroidism isn't treated, it can cause some serious health problems, including

How is hyperthyroidism diagnosed?

Your health care provider may use many tools to make a diagnosis:

What are the treatments for hyperthyroidism?

The treatments for hyperthyroidism include medicines, radioiodine therapy, and thyroid surgery:

If you have hyperthyroidism, it's important not to get too much iodine. Talk to your health care provider about which foods, supplements, and medicines you need to avoid.

NIH: National Institute of Diabetes and Digestive and Kidney Diseases


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Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)