ICD-10-CM Section · E00-E07

Disorders of thyroid gland

63 codes in this section

63
Total Codes
48
Billable
15
Header (Non-Billable)
8
Top-Level Codes

About Section E00-E07

Section E00-E07 (E00-E07) covers disorders of thyroid gland. It sits within the Endocrine, nutritional and metabolic diseases chapter (E00-E89). This section contains 63 ICD-10-CM codes, 48 billable diagnoses you can submit on a claim, and 15 non-billable header codes used to organize the hierarchy.

Codes are organized below by 3-character root. Click the root to see all subcodes underneath it, or click any individual code for full coverage data, payer policies, and linked CPT procedures.

Codes in E00-E07

Grouped by 3-character root code. Click any code for full detail.

E00 Congenital iodine-deficiency syndrome
4 subcodes
E00.0 Congenital iodine-deficiency syndrome, neurological type Billable
E00.1 Congenital iodine-deficiency syndrome, myxedematous type Billable
E00.2 Congenital iodine-deficiency syndrome, mixed type Billable
E00.9 Congenital iodine-deficiency syndrome, unspecified Billable
E01 Iodine-deficiency related thyroid disorders and allied conditions
4 subcodes
E01.0 Iodine-deficiency related diffuse (endemic) goiter Billable
E01.1 Iodine-deficiency related multinodular (endemic) goiter Billable
E01.2 Iodine-deficiency related (endemic) goiter, unspecified Billable
E01.8 Other iodine-deficiency related thyroid disorders and allied conditions Billable
E02 Subclinical iodine-deficiency hypothyroidism
0 subcodes
E03 Other hypothyroidism
8 subcodes
E03.0 Congenital hypothyroidism with diffuse goiter Billable
E03.1 Congenital hypothyroidism without goiter Billable
E03.2 Hypothyroidism due to medicaments and other exogenous substances Billable
E03.3 Postinfectious hypothyroidism Billable
E03.4 Atrophy of thyroid (acquired) Billable
E03.5 Myxedema coma Billable
E03.8 Other specified hypothyroidism Billable
E03.9 Hypothyroidism, unspecified Billable
E04 Other nontoxic goiter
5 subcodes
E04.0 Nontoxic diffuse goiter Billable
E04.1 Nontoxic single thyroid nodule Billable
E04.2 Nontoxic multinodular goiter Billable
E04.8 Other specified nontoxic goiter Billable
E04.9 Nontoxic goiter, unspecified Billable
E05 Thyrotoxicosis [hyperthyroidism]
21 subcodes
E05.0 Thyrotoxicosis with diffuse goiter Header
E05.00 Thyrotoxicosis with diffuse goiter without thyrotoxic crisis or storm Billable
E05.01 Thyrotoxicosis with diffuse goiter with thyrotoxic crisis or storm Billable
E05.1 Thyrotoxicosis with toxic single thyroid nodule Header
E05.10 Thyrotoxicosis with toxic single thyroid nodule without thyrotoxic crisis or storm Billable
E05.11 Thyrotoxicosis with toxic single thyroid nodule with thyrotoxic crisis or storm Billable
E05.2 Thyrotoxicosis with toxic multinodular goiter Header
E05.20 Thyrotoxicosis with toxic multinodular goiter without thyrotoxic crisis or storm Billable
E05.21 Thyrotoxicosis with toxic multinodular goiter with thyrotoxic crisis or storm Billable
E05.3 Thyrotoxicosis from ectopic thyroid tissue Header
E05.30 Thyrotoxicosis from ectopic thyroid tissue without thyrotoxic crisis or storm Billable
E05.31 Thyrotoxicosis from ectopic thyroid tissue with thyrotoxic crisis or storm Billable
E05.4 Thyrotoxicosis factitia Header
E05.40 Thyrotoxicosis factitia without thyrotoxic crisis or storm Billable
E05.41 Thyrotoxicosis factitia with thyrotoxic crisis or storm Billable
E05.8 Other thyrotoxicosis Header
E05.80 Other thyrotoxicosis without thyrotoxic crisis or storm Billable
E05.81 Other thyrotoxicosis with thyrotoxic crisis or storm Billable
E05.9 Thyrotoxicosis, unspecified Header
E05.90 Thyrotoxicosis, unspecified without thyrotoxic crisis or storm Billable
E05.91 Thyrotoxicosis, unspecified with thyrotoxic crisis or storm Billable
E06 Thyroiditis
7 subcodes
E06.0 Acute thyroiditis Billable
E06.1 Subacute thyroiditis Billable
E06.2 Chronic thyroiditis with transient thyrotoxicosis Billable
E06.3 Autoimmune thyroiditis Billable
E06.4 Drug-induced thyroiditis Billable
E06.5 Other chronic thyroiditis Billable
E06.9 Thyroiditis, unspecified Billable
E07 Other disorders of thyroid
6 subcodes
E07.0 Hypersecretion of calcitonin Billable
E07.1 Dyshormogenetic goiter Billable
E07.8 Other specified disorders of thyroid Header
E07.81 Sick-euthyroid syndrome Billable
E07.89 Other specified disorders of thyroid Billable
E07.9 Disorder of thyroid, unspecified Billable

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Reviewed by the PayerReady Medical Coding Team

Verified against the CMS 2026 code set on May 31, 2026.

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