ICD-10 Code E22 – Hyperfunction of Pituitary Gland (2026): Diagnosis, Symptoms & Billing Guide
The ICD-10 code for Hyperfunction of pituitary gland is E22.2026 ICD-10-CM Diagnosis Code E22 – Hyperfunction of pituitary gland Related ICD-10 Codes More specific subcodes: E22.0 – Acromegaly and pituitary gigantism, E22.1 – Hyperprolactinemia, E22.2 – Syndrome of inappropriate secretion of antidiuretic hormone, E22.8 – Other hyperfunction of pituitary gland, E22.9 – Hyperfunction of pituitary…