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ICD-10-CM Codes E00-E89 E20-E35 E21 E21.3
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ICD-10-CM Diagnosis Code E21.3

Effective Date: 10/01/2015 To 09/30/2025

Hyperparathyroidism, unspecified

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
23 -- 43 -- -- -- Acute No
Back-references to E21.3
  • Arthritis, arthritic(acute) (chronic) (nonpyogenic) (subacute) M19.90
    • in(due to)
      • hyperparathyroidism NEC see also subcategory M14.8- E21.3
    • Arthropathy see also Arthritis M12.9
      • hemophilic NEC D66
        • in(due to)
          • hyperparathyroidism NEC E21.3
      • Hyperfunction
        • parathyroid(gland) E21.3
        • Hyperparathyroidism E21.3
        • Myopathy G72.9
          • in(due to)
            • hyperparathyroidism NEC E21.3
            • Related Medications for E21.3

            • 1,25-dihydroxycholecalciferol, cod liver oil, doxercalciferol, paricalcitol

            Chapter, Section and Diagnosis Prefix for E21.3
              E00-E89 :

              Endocrine, nutritional and metabolic diseases

              E20-E35 :

              Disorders of other endocrine glands

              E21 :

              Hyperparathyroidism and other disorders of parathyroid gland