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Z90.2
ICD-10-CM
Partial Thyroidectomy

Find comprehensive information on Partial Thyroidectomy diagnosis, including clinical documentation requirements, ICD-10-CM and CPT coding guidelines, postoperative care, and healthcare implications. Learn about lobectomy, isthmusectomy, thyroid surgery complications, and pathology reporting for accurate medical coding and billing. Explore resources for physicians, coders, and other healthcare professionals seeking guidance on partial thyroid removal procedures.

Also known as

Partial Thyroid Lobectomy
Unilateral Thyroid Lobectomy

Diagnosis Snapshot

Key Facts
  • Definition : Surgical removal of a portion of the thyroid gland.
  • Clinical Signs : Nodules, goiter, hyperthyroidism, thyroid cancer suspicion.
  • Common Settings : Outpatient or inpatient surgical centers, hospitals.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC Z90.2 Coding
06B00-06B9Z

Partial thyroidectomy

Excision of part of the thyroid gland.

E00-E89

Endocrine, nutritional and metabolic diseases

Includes disorders of thyroid function like hypothyroidism, often managed surgically.

E05-E07

Thyroid disorders

Encompasses various thyroid conditions, including goiter and thyroiditis, sometimes requiring partial thyroidectomy.

Code-Specific Guidance

Decision Tree for

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

Is the partial thyroidectomy for malignancy?

  • Yes

    Is it a lobectomy?

  • No

    Is it for a benign condition?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Partial Thyroidectomy
Total Thyroidectomy
Thyroid Lobectomy

Documentation Best Practices

Documentation Checklist
  • Partial thyroidectomy documentation: Pre-op diagnosis, operative findings
  • Thyroid lobectomy size, laterality: ICD-10, CPT coding accuracy
  • Surgical pathology report: Confirm diagnosis, microscopic findings
  • Post-op complications, if any: Hematoma, hypocalcemia, RLN injury
  • Final diagnosis consistent with operative findings and pathology

Coding and Audit Risks

Common Risks
  • Laterality Coding

    Incorrect coding for unilateral vs. bilateral procedures impacting reimbursement and data accuracy. Medical coding, CDI, healthcare compliance.

  • Unspecified Diagnosis

    Using unspecified thyroid disorder codes when a more specific diagnosis is available. Medical coding, CDI, healthcare compliance, audit risk.

  • Extent of Resection

    Documentation lacking details on the extent of the partial thyroidectomy (e.g., lobectomy, isthmusectomy). Medical coding, CDI, healthcare compliance.

Mitigation Tips

Best Practices
  • Document thyromegaly, nodule size, & location for accurate ICD-10-PCS coding.
  • Code specific surgical approach (open, endoscopic) for optimal reimbursement.
  • Ensure pathology report confirms diagnosis & maps to correct SNOMED CT codes.
  • Detailed op notes improve CDI & justify medical necessity for partial thyroidectomy.
  • Monitor post-op thyroid function tests & document for HCC compliance.

Clinical Decision Support

Checklist
  • Pre-op U/S & FNA confirm nodule & indication (ICD-10 E04.9, CPT 76536)
  • Intra-op PTH monitoring & recurrent laryngeal nerve visualization
  • Post-op Ca/PTH & Tg level checks for hypocalcemia/recurrence
  • Patient education on medications, signs/symptoms of complications

Reimbursement and Quality Metrics

Impact Summary
  • Partial Thyroidectomy reimbursement: CPT 60240, ICD-10 E05.9, impacts DRG 227, focusing on accurate coding for optimal payment.
  • Quality metrics impact: Post-op complications like hypocalcemia, hematoma, seroma affect reimbursement and hospital quality reporting.
  • Coding accuracy crucial for appropriate MS-DRG assignment, impacting hospital case mix index and overall revenue.
  • Thorough documentation of operative report and pathology are key for accurate coding and optimal reimbursement in partial thyroidectomy.

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: What are the most reliable intraoperative neuromonitoring techniques for preventing recurrent laryngeal nerve injury during partial thyroidectomy?

A: Preventing recurrent laryngeal nerve injury during partial thyroidectomy relies heavily on meticulous dissection and intraoperative neuromonitoring (IONM). While visual identification remains crucial, IONM provides real-time feedback, enhancing nerve preservation. Among IONM techniques, intermittent stimulation, using a handheld probe to elicit electromyographic responses from the vocal cords, is widely considered the gold standard due to its established efficacy and ease of use. Continuous IONM, which involves placing electrodes near the vocal cords to monitor spontaneous and stimulated activity, is also gaining popularity, particularly for complex cases involving distorted anatomy or reoperative surgery. Emerging techniques such as vagus nerve stimulation with near-field recording offer potential advantages in minimizing false negatives. The choice of IONM technique should be guided by surgical expertise, available resources, and patient-specific factors. Explore how different IONM modalities can be integrated into your surgical practice to optimize nerve preservation and minimize postoperative complications. Consider implementing standardized IONM protocols for improved surgical outcomes.

Q: How do I differentiate between benign thyroid nodules requiring partial thyroidectomy and those suitable for active surveillance based on the latest ATA guidelines?

A: The American Thyroid Association (ATA) guidelines provide a comprehensive framework for managing thyroid nodules, emphasizing a risk-stratified approach. Differentiating between nodules suitable for partial thyroidectomy versus active surveillance requires careful consideration of several factors, including sonographic features (size, composition, presence of microcalcifications or irregular margins), cytology results (Bethesda category), patient age, presence of compressive symptoms, and patient preference. While surgical intervention is typically recommended for nodules with suspicious cytology (Bethesda categories V and VI), the decision for nodules with indeterminate cytology (Bethesda categories III and IV) often requires a multidisciplinary discussion considering patient-specific factors and repeat fine-needle aspiration biopsies. Benign cytology (Bethesda category II) in combination with low-risk sonographic features often favors active surveillance with serial ultrasounds. However, even benign nodules with significant growth, compressive symptoms, or patient anxiety may warrant surgical excision. Learn more about the latest ATA guidelines and how to apply them effectively in your clinical practice to ensure optimal patient management. Consider implementing a standardized decision-making algorithm for thyroid nodules in your institution.

Quick Tips

Practical Coding Tips
  • Code laterality: 60210-RT/LT
  • Document remnant size
  • Confirm final pathology: follicular vs other
  • Exclude completion thyroidectomy codes
  • Check if isthmusectomy: add 60212

Documentation Templates

Patient presents with a history of [thyroid nodule, goiter, hyperthyroidism, thyroid cancer, or other relevant indication depending on patient presentation] confirmed by [ultrasound, thyroid scan, fine-needle aspiration biopsy, or other relevant diagnostic tests].  Preoperative diagnosis of [specify type of thyroid nodule, e.g., follicular adenoma, Hürthle cell neoplasm, papillary thyroid carcinoma, etc.] or [goiter, Graves' disease, Hashimoto's thyroiditis, etc. if not a nodule].  Patient underwent partial thyroidectomy procedure.  Surgical findings included [describe size, location, appearance of thyroid gland and nodule;  e.g., a 2.5 cm, firm, well-circumscribed nodule in the right thyroid lobe].  Intraoperative assessment suggested [benign or malignant features].  The procedure involved removal of [specify portion of thyroid removed, e.g., right thyroid lobe, isthmus, left lower pole].  Hemostasis was achieved.  The patient tolerated the procedure well.  Postoperative diagnosis of [specify final pathology diagnosis, e.g., follicular adenoma, papillary thyroid carcinoma, etc.].  Plan for postoperative management includes [thyroid hormone replacement therapy, radioactive iodine therapy, follow-up ultrasound, thyroglobulin monitoring, or other relevant management plans depending on the final pathology].  Patient education provided regarding potential complications such as hypocalcemia, recurrent laryngeal nerve injury, and hematoma formation.  Patient advised to follow up with endocrinology for ongoing management of thyroid function.
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