What is the ICD-10 code for parathyroidectomy?

The ICD-10 code for conditions leading to parathyroidectomy includes E21.0 for primary hyperparathyroidism and D35.1 for benign neoplasm of the parathyroid gland.

How is parathyroidectomy documented?

Documentation should include pre-op diagnosis, procedure details, intraoperative findings, IOPTH results, and post-op diagnosis to ensure accurate coding.

ICD-10 Coding for Parathyroidectomy(E21.0, D35.1, E21.1)

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Comprehensive guide on parathyroidectomy coding and documentation, including ICD-10 codes, clinical validation, and billing considerations.

Also known as:

Parathyroid gland removalParathyroid surgery

Related ICD-10 Code Ranges

Complete code families applicable to Parathyroidectomy

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
E21.0	Primary hyperparathyroidism	Use when primary hyperparathyroidism is confirmed by lab and imaging findings.	Serum calcium >10.5 mg/dL PTH >65 pg/mL Localizing imaging (sestamibi/US)
E21.1	Secondary hyperparathyroidism	Use when hyperparathyroidism is secondary to another condition like CKD.	eGFR <60 PTH >300 pg/mL Bone density T-score <-2.5
D35.1	Benign neoplasm of parathyroid gland	Use when a benign tumor is the reason for surgery.	Pathology report confirming benign neoplasm
E89.2	Postprocedural hypoparathyroidism	Use when hypocalcemia is documented post-parathyroidectomy.	Post-op calcium levels below normal range

Primary ICD-10-CM Codes

Primary hyperparathyroidism

E21.0Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Secondary hyperparathyroidismE21.1

Primary hyperparathyroidismE21.0

Documentation & Coding Risks

Avoid these common issues when documenting Parathyroidectomy.

Insufficient documentation of gland details.

Impact

Clinical: May lead to incorrect diagnosis coding., Regulatory: Non-compliance with documentation standards., Financial: Potential for claim denials or reduced reimbursement.

Mitigation

Use detailed templates for operative notes., Ensure all findings and measurements are recorded.

Using 60500 multiple times for multigland removal.

Impact

Reimbursement: Incorrect billing can lead to denied claims., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate data on surgical procedures.

Mitigation

Use 60500 once regardless of the number of glands removed.

Using E89.2 without documented hypocalcemia.

Impact

Reimbursement: May result in claim denials if not supported., Compliance: Non-compliance with ICD-10 coding rules., Data Quality: Misleading data on post-surgical complications.

Mitigation

Ensure post-op calcium levels are documented if using E89.2.

Procedure coding accuracy

Impact

Risk of incorrect procedure code usage leading to audits.

Mitigation

Regular training on CPT updates and documentation requirements.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with E21.0.

Primary Code

E21.0

Primary hyperparathyroidism

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ICD-10 codes5

Coding risks4

FAQs2

ICD-10 Coding for Parathyroidectomy(E21.0, D35.1, E21.1)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for parathyroidectomy?

How is parathyroidectomy documented?

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