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ICD-10 Guide
ICD-10 CodesE07.8

E07.8

Billable

Other specified disorders of thyroid

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 E07.8 is a billable code used to indicate a diagnosis of other specified disorders of thyroid.

Key Diagnostic Point:

E07.8 encompasses a variety of thyroid disorders that do not fall under the more commonly classified categories of hyperthyroidism or hypothyroidism. These disorders may include conditions such as thyroiditis, goiter, and other non-specific thyroid dysfunctions that can arise from various etiologies, including autoimmune diseases, iodine deficiency, or other metabolic disturbances. Iodine deficiency, in particular, remains a significant global health issue, leading to conditions such as endemic goiter and hypothyroidism. Thyroid function tests, including TSH, T3, and T4 levels, are critical in diagnosing these disorders, as they help determine the functional status of the thyroid gland. Clinicians must consider a comprehensive clinical picture, including symptoms like fatigue, weight changes, and temperature sensitivity, to accurately diagnose and manage these conditions. The complexity of E07.8 arises from the need for thorough clinical evaluation and the potential overlap with other thyroid disorders, necessitating careful documentation and coding to ensure appropriate treatment and reimbursement.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of underlying causes leading to diverse symptoms
  • Overlap with other thyroid disorders requiring careful differentiation
  • Need for comprehensive thyroid function testing
  • Potential for misdiagnosis without thorough clinical evaluation

Audit Risk Factors

  • Inadequate documentation of the specific thyroid disorder
  • Failure to include relevant thyroid function test results
  • Misclassification of the disorder leading to incorrect coding
  • Lack of clarity in the clinical notes regarding the diagnosis

Specialty Focus

Medical Specialties

Endocrinology

Documentation Requirements

Detailed clinical notes including symptoms, lab results, and treatment plans.

Common Clinical Scenarios

Patients presenting with unexplained fatigue, weight changes, or goiter.

Billing Considerations

Endocrinologists must ensure that all relevant lab tests are documented to support the diagnosis.

Primary Care

Documentation Requirements

Comprehensive patient history and physical examination findings.

Common Clinical Scenarios

Routine screening for thyroid disorders in patients with risk factors.

Billing Considerations

Primary care providers should document any referrals to specialists for further evaluation.

Coding Guidelines

Inclusion Criteria

Use E07.8 When
  • According to ICD
  • 10 guidelines, E07
  • 8 should be used when the specific disorder of the thyroid is not classified elsewhere
  • Coders must ensure that the documentation supports the diagnosis and that all relevant tests and clinical findings are included

Exclusion Criteria

Do NOT use E07.8 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

84443CPT Code

Thyroid stimulating hormone (TSH)

Clinical Scenario

Used to evaluate thyroid function in patients suspected of having thyroid disorders.

Documentation Requirements

Document the reason for the test and the patient's symptoms.

Specialty Considerations

Endocrinologists may require additional tests based on initial TSH results.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of thyroid disorders, including E07.8, which captures a broader range of conditions. This specificity aids in better tracking of thyroid-related health issues and improves the accuracy of treatment and reimbursement.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of thyroid disorders, including E07.8, which captures a broader range of conditions. This specificity aids in better tracking of thyroid-related health issues and improves the accuracy of treatment and reimbursement.

Reimbursement & Billing Impact

reimbursement.

Resources

Clinical References

  • •
    American Thyroid Association
  • •
    Centers for Disease Control and Prevention - Iodine Deficiency

Coding & Billing References

  • •
    American Thyroid Association
  • •
    Centers for Disease Control and Prevention - Iodine Deficiency

Frequently Asked Questions

What types of conditions are included under E07.8?

E07.8 includes various thyroid disorders that do not fit into the categories of hyperthyroidism or hypothyroidism, such as thyroiditis, goiter, and other specified thyroid dysfunctions.

How do I differentiate between E07.8 and other thyroid codes?

To differentiate, ensure that the specific disorder is not classified under hyperthyroidism (E05) or hypothyroidism (E03). Review the clinical documentation for specific symptoms and lab results.