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E22.1 - Hyperprolactinemia


The ICD 10 Code for Hyperprolactinemia is listed as E22.1.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: E22.1
Description: Hyperprolactinemia
  • Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Diagnostic Related Groups
(MS-DRG v30.0)
643 - Endocrine Disorders W Mcc
644 - Endocrine Disorders W Cc
645 - Endocrine Disorders W/o Cc/mcc
Chapter Endocrine, nutritional and metabolic diseases (E00-E89)
Block Disorders of other endocrine glands (E20-E35)
Parent E22 - Hyperfunction of pituitary gland
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 253.1 - Other and unspecified anterior pituitary hyperfunction (approximate)
ICD-10-CM Siblings (same level / similar specificity) of E22.1:
E22.0 - Acromegaly and pituitary gigantism
E22.2 - Syndrome of inappropriate secretion of antidiuretic hormone
E22.8 - Other hyperfunction of pituitary gland
E22.9 - Hyperfunction of pituitary gland, unspecified