E05.4

Non-Billable
ChapterE00–E89
Ranksubcategory
Official Description

Thyrotoxicosis factitia

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 4: Endocrine, Nutritional and Metabolic Diseases (E00-E89).
General instructions are available for the parent sections:
View CH4 NotesView E05 Notes

Clinical Hierarchy

CH4Endocrine, nutritional and metabolic diseases (E00-E89)
E00-E07Disorders of thyroid gland (E00-E07)
E05Thyrotoxicosis [hyperthyroidism]
E05.4Thyrotoxicosis factitia
E05.40Thyrotoxicosis factitia without thyrotoxic crisis or storm
E05.41Thyrotoxicosis factitia with thyrotoxic crisis or storm

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to E05.4:

categoryE05
Thyrotoxicosis [hyperthyroidism]
View context instructions
chapterCH4
Endocrine, nutritional and metabolic diseases (E00-E89)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to E05.4. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

4 raw paths
Thyrotoxicosis (recurrent)4 unique routes
due to(2 variants)
ingestion of (excessive) thyroid material→E05.4(2 variants)
with thyroid storm→E05.4
factitia→E05.4(2 variants)
with thyroid storm→E05.4

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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