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E04.2
ICD-10-CM
Multi Thyroid Nodules

Find comprehensive information on multi thyroid nodules including diagnosis codes, clinical documentation requirements, and healthcare management strategies. Learn about differential diagnosis, ultrasound findings, thyroid nodule biopsy procedures, and the latest medical coding guidelines for multinodular goiter and other related thyroid conditions. This resource provides essential information for healthcare professionals, coders, and patients seeking to understand multi thyroid nodule diagnosis, treatment, and documentation best practices.

Also known as

Multinodular Goiter
Thyroid Nodules

Diagnosis Snapshot

Key Facts
  • Definition : Multiple abnormal growths within the thyroid gland, often benign but requiring evaluation.
  • Clinical Signs : Usually asymptomatic. May cause neck swelling, discomfort, or rarely, difficulty swallowing or breathing.
  • Common Settings : Primary care, endocrinology clinics, and diagnostic imaging centers.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC E04.2 Coding
E04.2

Nontoxic multinodular goiter

Enlarged thyroid with multiple nodules, not producing excess hormones.

E04.9

Unspecified goiter

Enlarged thyroid without specifying the cause or type.

E05.8

Thyrotoxicosis other specified

Overactive thyroid due to causes other than Graves disease or single nodule.

E07.0

Disorders of thyroid function

General category for thyroid function abnormalities.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Any evidence of thyroid dysfunction?

  • Yes

    Hypothyroidism?

  • No

    Code E06.9

Code Comparison

Related Codes Comparison

When to use each related code

Description
Multi Thyroid Nodules
Thyroid Cyst
Dominant Thyroid Nodule

Documentation Best Practices

Documentation Checklist
  • Thyroid nodule size, number, location documented
  • TSH, T3, T4 levels recorded
  • Ultrasound findings: nodule characteristics
  • FNA biopsy results if performed
  • Differential diagnoses considered and ruled out

Coding and Audit Risks

Common Risks
  • Unspecified Nodule Size

    Documentation lacks size of nodules impacting correct code selection (e.g., E04.2 vs. E04.9). Impacts risk adjustment and quality reporting.

  • Dominant Nodule Coding

    Largest nodule not documented as dominant when applicable, leading to undercoding (E04.8 vs. E04.9). Affects reimbursement accuracy.

  • Conflicting Imaging Results

    Discrepancies between imaging reports and clinical notes on nodule characteristics. Creates coding ambiguity and compliance issues.

Mitigation Tips

Best Practices
  • ICD-10 E04.2, detailed ultrasound exam for accurate nodule assessment. CDI crucial.
  • SNOMED CT 399582003, FNA biopsy for suspicious nodules, compliant documentation.
  • Thyroid function tests (TSH, T3, T4) for comprehensive evaluation. HCC compliance.
  • Regular monitoring with ultrasound, size and characteristic changes documentation.
  • Patient education: nodule risks, treatment options, shared decision-making. HCC best practice.

Clinical Decision Support

Checklist
  • Confirm palpable nodules & document size/location
  • TSH, T3, T4 levels checked and documented
  • Ultrasound performed, findings correlated with exam
  • Consider FNA biopsy based on size/US features
  • Evaluate for family history of thyroid cancer

Reimbursement and Quality Metrics

Impact Summary
  • Multi-thyroid Nodules Reimbursement: Impacts on coding accuracy, medical billing, and hospital reporting.
  • Accurate E/M coding, ultrasound, FNAB billing maximizes reimbursement.
  • Thyroid nodule diagnosis quality metrics impact hospital quality reporting.
  • Complete documentation of nodule size, characteristics improves risk adjustment.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes for . Our AI-powered assistant ensures compliance and reduces coding errors.

Frequently Asked Questions

Common Questions and Answers

Q: How to differentiate benign multi thyroid nodules from malignant nodules using ultrasound features and fine-needle aspiration biopsy results?

A: Differentiating benign from malignant multi thyroid nodules requires integrating ultrasound features with fine-needle aspiration biopsy (FNAB) results. Suspicious ultrasound features, such as hypoechogenicity, microcalcifications, irregular margins, taller-than-wide shape, and increased vascularity, raise the suspicion for malignancy. While these features can suggest malignancy, they are not definitive. FNAB is crucial for cytological evaluation. Bethesda System categories I-III are generally considered benign, while categories V and VI indicate malignancy. Category IV (suspicious for malignancy) warrants further investigation, often with repeat FNAB or surgical excision. Integrating both ultrasound and FNAB findings, considering patient-specific factors like age and family history, is essential for accurate diagnosis and management. Consider implementing a standardized reporting system for ultrasound and FNAB results to improve diagnostic accuracy. Explore how combining molecular testing with FNAB can further refine risk stratification in indeterminate cases.

Q: What are the best practice guidelines for managing patients with incidentally discovered multi thyroid nodules on imaging, specifically considering size, number, and patient risk factors?

A: Managing incidentally discovered multi thyroid nodules requires a nuanced approach considering size, number, and patient-specific risk factors. Current guidelines, including those from the American Thyroid Association, recommend ultrasound evaluation for nodules >1 cm or those with suspicious features even if smaller. For multi nodular goiters without dominant nodules or concerning features, regular monitoring with repeat ultrasound may be sufficient. However, the presence of multiple nodules, especially if growing, increases the risk of malignancy compared to single nodules. Patient factors like family history of thyroid cancer, personal history of radiation exposure, and age also influence management decisions. In patients with high risk, FNAB may be considered even for smaller nodules. Learn more about risk stratification tools for thyroid nodules and consider implementing a personalized approach to surveillance and intervention. Explore the role of molecular testing in improving the management of multi nodular goiters.

Quick Tips

Practical Coding Tips
  • Code E04.2 for multinodular goiter
  • Document nodule size, location
  • Exclude malignancy with imaging
  • Consider FNA coding if performed
  • Check thyroid function test codes

Documentation Templates

Patient presents with complaints potentially indicative of multifocal thyroid nodules.  Symptoms reported include palpable thyroid lump, neck discomfort, dysphagia, or voice changes.  On physical examination, multiple distinct nodules are palpable within the thyroid gland.  Thyroid ultrasound reveals the presence of multiple thyroid nodules, with detailed sonographic characteristics including size, shape, composition (solid, cystic, mixed), echogenicity, margins, and the presence or absence of calcifications or vascularity.  Differential diagnosis includes benign thyroid nodules, multinodular goiter, and thyroid cancer.  Assessment for thyroid function was conducted via thyroid stimulating hormone (TSH), free T4, and free T3 levels.  Fine needle aspiration biopsy (FNAB) is recommended for nodules meeting specific size and sonographic criteria to evaluate for malignancy.  Thyroid nodule treatment plan will be determined based on FNAB cytology results, nodule size, and patient symptoms.  Management options include active surveillance, repeat ultrasound, thyroid hormone suppression therapy, radioactive iodine therapy, or surgical intervention such as thyroidectomy.  Patient education provided regarding thyroid nodule risks, benefits, and alternatives to treatment options.  Follow-up appointments scheduled for ongoing monitoring and management of multi-thyroid nodules.  ICD-10 code I27.1 (multinodular goiter with thyrotoxicosis) or I27.0 (multinodular goiter without thyrotoxicosis) may be applicable depending on thyroid function tests.  CPT codes for ultrasound, FNAB, and other procedures will be documented according to services performed.
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