E22.1

Hyperprolactinemia

Billable / specific

E22.1 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from E22)

  • 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 E22)
  • galactorrhea (N64.3) (from E22)
  • gynecomastia (N62) (from E22)
  • Cushing's syndrome (E24.-) (from E22)
  • Nelson's syndrome (E24.1) (from E22)
  • overproduction of ACTH not associated with Cushing's disease (E27.0) (from E22)
  • overproduction of pituitary ACTH (E24.0) (from E22)
  • overproduction of thyroid-stimulating hormone (E05.8-) (from E22)

Use additional code

Add a code to identify the following, if applicable.

  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Parent code

  • E22Hyperfunction of pituitary glandHeader

Related codes

  • E22.0Acromegaly and pituitary gigantismBillable
  • E22.2Syndrome of inappropriate secretion of antidiuretic hormoneBillable
  • E22.8Other hyperfunction of pituitary glandBillable
  • E22.9Hyperfunction of pituitary gland, unspecifiedBillable

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