E03.8 - Other specified hypothyroidism

Learn about the ICD-10-CM code E03.8 for other specified hypothyroidism through this guide.

By Matt Olivares on May 21, 2025.

Fact Checked by Karina Jimenea.

Use Code
E03.8 - Other specified hypothyroidism

What ICD-10 codes are used for other specified hypothyroidism?

Hypothyroidism is a medical condition characterized by an underactive thyroid gland, leading to reduced production of thyroid hormones. The ICD-10-CM code E03.8 represents other specified forms of hypothyroidism that don't fit into more specific categories.

Here's the commonly used ICD-10-CM code for other specified hypothyroidism:

  • E03.8 - Other specified hypothyroidism: This code is utilized when a patient has hypothyroidism with unique characteristics or underlying causes that do not align with the more common categories of hypothyroidism.

(Note: E03.8 is a versatile code for capturing variations of hypothyroidism not covered by more specific codes.)

Is E03.8 diagnosis code billable?

Yes, E03.8 is a valid and billable ICD code.

Clinical information

  • Hypothyroidism results from insufficient production of thyroid hormones, impacting various bodily functions.
  • "Other specified hypothyroidism" is used when the specific form or cause of hypothyroidism doesn't fall into established categories. Various factors, including autoimmune diseases, iodine deficiency, medications, or congenital issues, may cause hypothyroidism.
  • Symptoms often include fatigue, weight gain, cold sensitivity, and changes in skin and hair.
  • Treatment typically involves thyroid hormone replacement therapy.

Synonyms include

  • Unspecified hypothyroidism
  • Atypical hypothyroidism
  • Hypothyroidism of unknown origin
  • Unique hypothyroidism
  • Hypothyroidism with specific characteristics
  • Hypothyroidism and congenital iodine deficiency syndrome
  • Subclinical iodine deficiency hypothyroidism
  • Hypothyroidism and other metabolic diseases
  • Iodine deficiency related hypothyroidism
  • Congenital hypothyroidism
  • Postprocedural hypothyroidism
  • Other hypothyroidism
  • Hypothyroidism (endocrine, nutritional, and metabolic diseases)
  • Central hypothyroidism

Popular search terms for E03.8

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  • ICD-10 E03.8
  • E03.8 diagnosis codes
  • ICD-10 code for other specified hypothyroidism

Frequently asked questions

When should an Other Specified Hypothyroidism ICD code be used?

This ICD code should be used when a patient's hypothyroidism has distinctive features or causes not covered by more specific hypothyroidism codes.

What are the common treatments for conditions coded with Other Specified Hypothyroidism Diagnosis Codes?

Common treatments include thyroid hormone replacement therapy, typically levothyroxine, to correct hormone imbalances.

What does this diagnosis code for other specified hypothyroidism indicate?

This diagnosis code for other specified hypothyroidism signifies that a patient has hypothyroidism with unique characteristics or underlying causes that don't fit into more common categories of hypothyroidism.

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