E21.2
BillableOther hyperparathyroidism
E21.2 is the ICD-10-CM code for Other hyperparathyroidism. It is a billable, specific code valid for reimbursement.
E00-E89 Endocrine, nutritional and metabolic diseases
Includes
- •Tertiary hyperparathyroidism
Excludes1 — not coded here
- •familial hypocalciuric hypercalcemia (E83.52)
Frequently asked questions
- What is ICD-10 code E21.2?
- E21.2 is the ICD-10-CM code for "Other hyperparathyroidism". It falls under E00-E89 Endocrine, nutritional and metabolic diseases.
- Is E21.2 a billable code?
- Yes — E21.2 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from E21.2?
- Excludes1 (not coded here): familial hypocalciuric hypercalcemia (E83.52).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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