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Home/Diagnosis/ICD-10 Coding for Status Post Thyroidectomy

ICD-10 Coding for Status Post Thyroidectomy

Z90.09
E89.2

Complete ICD-10-CM coding and documentation guide for icd-10 coding for status post thyroidectomy includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
S/P Thyroidectomy
Post-Thyroidectomy Status
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Key Information: ICD-10 Coding for Status Post Thyroidectomy

Essential facts and insights about ICD-10 Coding for Status Post Thyroidectomy

Use ICD-10 code Z90.09 for acquired absence of other part of head and neck, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Acquired absence of other part of head and neck

Billable Code
Z90.09
Billable

Diagnostic Criteria

  • • Document the surgical removal of the thyroid gland.

Applicable To

  • • Absence of thyroid gland

Important Notes

  • • Ensure the documentation specifies the absence of the thyroid gland due to surgery.

Postprocedural hypoparathyroidism

Billable Code
E89.2
Billable

Diagnostic Criteria

  • • Serum calcium <8.5 mg/dL
  • • PTH <15 pg/mL
  • • Symptoms of hypocalcemia

Applicable To

  • • Hypocalcemia due to post-thyroidectomy hypoparathyroidism

Important Notes

  • • Ensure documentation includes lab results and symptoms supporting hypoparathyroidism.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z79.01

Long-term (current) use of thyroid hormone

Use when the patient is on thyroid hormone replacement therapy.

Frequently Asked Questions

What is the ICD-10 code for status post thyroidectomy?

The ICD-10 code for status post thyroidectomy is Z90.09, indicating the acquired absence of the thyroid gland.

How do you code hypocalcemia after thyroidectomy?

Use E89.2 for postprocedural hypoparathyroidism when hypocalcemia occurs after thyroidectomy, with Z90.09 to indicate the surgical context.

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