E01.1 Iodine-deficiency related multinodular (endemic) goiter
The ICD-10-CM code for Iodine-deficiency related multinodular (endemic) goiter is E01.1 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- E00-E07: Disorders of thyroid gland (E00-E07)
- Category E01
- 5 codes (4 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to E01.1:
- Goiter (plunging) (substernal) › cystic › due to iodine-deficiency
- Goiter (plunging) (substernal) › nodular (nontoxic) (due to) › iodine-deficiency
- Goiter (plunging) (substernal) › iodine-deficiency (endemic) › multinodular
- Goiter (plunging) (substernal) › endemic (iodine-deficiency) › multinodular
- Goiter (plunging) (substernal) › nodular (nontoxic) (due to) › endemic
- Goiter (plunging) (substernal) › iodine-deficiency (endemic) › nodular
- Struma › nodosa (simplex) › multinodular › iodine-deficiency related
- Struma › nodosa (simplex) › endemic › multinodular
Inclusion Terms
- Iodine-deficiency related nodular goiter
U.S. Hospital Utilization
E01.1 appeared in too few sampled U.S. inpatient stays in 2023 to report a national estimate (AHRQ suppresses counts of 10 or fewer) — a rare inpatient diagnosis.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
Diabetes mellitus (TOC entry)a. Diabetes mellitus ................................................................................................................... 39
Obesity (TOC entry)b. Obesity .................................................................................................................................. 42
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026