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E21

Non-Billable (Header)

Hyperparathyroidism and other disorders of parathyroid gland

Excludes 1 — Do NOT code together

  • adult osteomalacia (M83.-)
  • ectopic hyperparathyroidism (E34.2)
  • hungry bone syndrome (E83.81)
  • infantile and juvenile osteomalacia (E55.0)

Excludes 2 — Not included here, may code separately

  • familial hypocalciuric hypercalcemia (E83.52)

Child Codes

E21.0Primary hyperparathyroidism
E21.1Secondary hyperparathyroidism, not elsewhere classified
E21.2Other hyperparathyroidism
E21.3Hyperparathyroidism, unspecified
E21.4Other specified disorders of parathyroid gland
E21.5Disorder of parathyroid gland, unspecified

Code Hierarchy

└E21Hyperparathyroidism and other disorders of parathyroid gland
└E21Hyperparathyroidism and other disorders of parathyroid gland

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