E20.9

Hypoparathyroidism, unspecified

Billable / specific

E20.9 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Parathyroid tetany

Includes (from E20)

  • Note: All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.

Excludes1

Not coded here — never report together with this code.

  • transitory endocrine and metabolic disorders specific to newborn (P70-P74) (from E20)
  • galactorrhea (N64.3) (from E20)
  • gynecomastia (N62) (from E20)
  • Di George's syndrome (D82.1) (from E20)
  • postprocedural hypoparathyroidism (E89.2) (from E20)
  • tetany NOS (R29.0) (from E20)
  • transitory neonatal hypoparathyroidism (P71.4) (from E20)

Also known as

  • Parathyroid tetany
  • Cataract, in hypoparathyroidism
  • Deficiency, deficient, parathyroid
  • Hypoparathyroidism
  • Insufficiency, insufficient, parathyroid
  • Myopathy, in hypoparathyroidism
  • Tetany, parathyroid

Parent code

  • E20HypoparathyroidismHeader

Related codes

  • E20.0Idiopathic hypoparathyroidismBillable
  • E20.1PseudohypoparathyroidismBillable
  • E20.8Other hypoparathyroidismHeader

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