E01.8

Billable
ChapterE00–E89
Ranksubcategory
Official Description

Other iodine-deficiency related thyroid disorders and allied conditions

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 4: Endocrine, Nutritional and Metabolic Diseases (E00-E89).

Instructional Notes

Includes
  • Acquired iodine-deficiency hypothyroidism NOS
General instructions are available for the parent sections:
View CH4 NotesView E01 Notes

Clinical Hierarchy

CH4Endocrine, nutritional and metabolic diseases (E00-E89)
E00-E07Disorders of thyroid gland (E00-E07)
E01Iodine-deficiency related thyroid disorders and allied conditions
E01.8Other iodine-deficiency related thyroid disorders and allied conditions

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to E01.8:

categoryE01
Iodine-deficiency related thyroid disorders and allied conditions
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 E01.8. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

5 raw paths
Dementia (degenerative (primary)) (persisting) (unspecified severity) (without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety)2 unique routes
in (due to)(2 variants)
hypothyroidism, acquired(2 variants)
due to iodine deficiency→E01.8(2 variants)
with behavioral disturbance→E01.8
Disorder (of)1 unique routes
thyroid (gland)
iodine-deficiency related→E01.8
Hypothyroidism (acquired)2 unique routes
due to
iodine-deficiency, acquired→E01.8
iodine-deficiency (acquired)→E01.8

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 643
Endocrine Disorders with MCC
DRG 644
Endocrine Disorders with CC
DRG 645
Endocrine Disorders without CC/MCC

Cross Reference

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Find surgical and procedural codes related to Other iodine-deficiency related thyroid disorders and allied conditions.

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