What is the ICD-10 code for acquired hypothyroidism?

The ICD-10 code for unspecified acquired hypothyroidism is E03.9. Specific causes like drug-induced or autoimmune hypothyroidism have different codes such as E03.2 and E03.4 respectively.

How do you code hypothyroidism after thyroid surgery?

Postprocedural hypothyroidism, such as after thyroid surgery, is coded as E89.0 in ICD-10.

ICD-10 Coding for Acquired Hypothyroidism(E03.9, E03.0, E03.1)

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Explore ICD-10 coding for acquired hypothyroidism, including specific codes for drug-induced, autoimmune, and postprocedural cases.

Also known as:

HypothyroidismUnderactive Thyroid

Related ICD-10 Code Ranges

Complete code families applicable to Acquired Hypothyroidism

E00-E89Primary Range

Endocrine, nutritional and metabolic diseases

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

Code	Description	When to Use	Key Documentation
E03.9	Unspecified hypothyroidism	Use when the cause of hypothyroidism is not specified.	Elevated TSH levels Low FT4 levels
E03.2	Hypothyroidism due to medications and other exogenous substances	Use when hypothyroidism is caused by medication.	Documentation of drug use causing hypothyroidism
E03.4	Autoimmune hypothyroidism	Use when hypothyroidism is due to autoimmune causes.	Positive TPO antibodies
E89.0	Postprocedural hypothyroidism	Use when hypothyroidism follows a medical procedure.	History of thyroid surgery or radiation

Primary ICD-10-CM Codes

Hypothyroidism, unspecified

E03.9Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Congenital hypothyroidismE03.1

Use for congenital cases, not acquired.

Autoimmune hypothyroidismE03.4

Use when autoimmune etiology is confirmed.

Postprocedural hypothyroidismE89.0

Use for post-surgical cases.

Documentation & Coding Risks

Avoid these common issues when documenting Acquired Hypothyroidism.

Failure to document specific cause of hypothyroidism

Impact

Clinical: May lead to inappropriate treatment., Regulatory: Non-compliance with coding standards., Financial: Potential for denied claims.

Mitigation

Use templates for documentation, Educate staff on coding requirements

Using E03.9 when specific etiology is documented

Impact

Reimbursement: May affect DRG assignment and reimbursement rates., Compliance: Non-compliance with coding guidelines., Data Quality: Reduces data accuracy for clinical research.

Mitigation

Use specific codes like E03.2 or E03.4 when etiology is known.

Specificity of coding

Impact

Risk of audits due to unspecified hypothyroidism coding.

Mitigation

Ensure documentation supports specific etiology coding.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with E03.9.

Primary Code

E03.9

Hypothyroidism, unspecified

Quick Navigation

ICD-10 codes7

Coding risks3

FAQs2

ICD-10 Coding for Acquired Hypothyroidism(E03.9, E03.0, E03.1)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for acquired hypothyroidism?

How do you code hypothyroidism after thyroid surgery?

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