ICD-10-CM E21.2: Other hyperparathyroidism

ICD-10-CM Diagnosis Code (2025)

Official Description for E21.2

Other hyperparathyroidism

Coding Notes & Guidelines for E21.2

Excludes1: Not Coded Here

familial hypocalciuric hypercalcemia (E83.52)

Inclusion Terms

Tertiary hyperparathyroidism

Parent Code (Less Specific):

About ICD-10-CM Code E21.2 (Other hyperparathyroidism)

ICD-10-CM code E21.2 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM E21.2 became effective on October 1, 2024.

This page provides detailed information about E21.2 - Other hyperparathyroidism. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other hyperparathyroidism.