What is the ICD-10 code for abnormal TSH?

The ICD-10 code for abnormal TSH is R94.6, used when TSH levels are abnormal but no specific thyroid disorder is diagnosed.

When should R94.6 be used?

R94.6 should be used when TSH levels are abnormal and no specific thyroid disorder is diagnosed, ensuring that lab values and reference ranges are documented.

ICD-10 Coding for Abnormal Thyroid Stimulating Hormone(R94.6, E03.0, E03.9)

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Learn about the ICD-10 coding for abnormal thyroid stimulating hormone (TSH), including code R94.6, documentation requirements, and common pitfalls.

Also known as:

Abnormal TSHThyroid Function Test Abnormality

Related ICD-10 Code Ranges

Complete code families applicable to Abnormal Thyroid Stimulating Hormone

R00-R99Primary Range

Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

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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
R94.6	Abnormal results of thyroid function studies	Use when TSH is abnormal but no specific thyroid disorder is diagnosed.	Documented TSH level outside the normal reference range Absence of a confirmed thyroid disorder diagnosis
E03.9	Hypothyroidism, unspecified	Use when hypothyroidism is confirmed with clinical symptoms and lab results.	Elevated TSH with low free T4 Symptoms such as fatigue weight gain

Primary ICD-10-CM Codes

Abnormal results of thyroid function studies

R94.6Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Hypothyroidism, unspecifiedE03.9

Abnormal results of thyroid function studiesR94.6

Documentation & Coding Risks

Avoid these common issues when documenting Abnormal Thyroid Stimulating Hormone.

Failing to document symptoms linked to abnormal TSH

Impact

Clinical: May lead to inappropriate treatment decisions., Regulatory: Could result in audit findings., Financial: Potential claim denials due to lack of medical necessity.

Mitigation

Always document symptoms when ordering TSH tests., Ensure lab results are accompanied by clinical context.

Using R94.6 when a specific thyroid disorder is diagnosed

Impact

Reimbursement: Incorrect coding may lead to claim denials., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate patient records and statistics.

Mitigation

Use the specific thyroid disorder code, such as E03.9 for hypothyroidism.

Medical Necessity

Impact

Claims for TSH testing without documented symptoms or conditions.

Mitigation

Ensure all TSH tests are linked to documented symptoms or conditions.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with R94.6.

Primary Code

R94.6

Abnormal results of thyroid function studies

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ICD-10 codes6

Coding risks3

FAQs2

ICD-10 Coding for Abnormal Thyroid Stimulating Hormone(R94.6, E03.0, E03.9)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for abnormal TSH?

When should R94.6 be used?

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