E22.8

Billable

Other hyperfunction of pituitary gland

HCC Category Mapping

V24HCC 23 — Other Significant Endocrine and Metabolic Disorders

0.230

ESRDHCC 23 — Other Significant Endocrine and Metabolic Disorders

0.000

RxHCCHCC 43 — Other Significant Endocrine and Metabolic Disorders

0.000

What This Code Means

Other specified conditions where the pituitary gland produces excessive hormones not covered by the more specific E22 codes.

Coding Tips

•Use this code for documented pituitary hormone excess that doesn't fit E22.0, E22.1, or E22.2
•Ensure documentation clearly describes which pituitary hormone is elevated to justify use of this code

Clinical Significance

Other hyperfunction of the pituitary gland captures excess production of pituitary hormones not classified under acromegaly, hyperprolactinemia, or syndrome of inappropriate antidiuretic hormone secretion. This includes conditions like excessive thyroid-stimulating hormone or luteinizing hormone production from pituitary sources.

Documentation Requirements

✓Document the specific pituitary hormone that is elevated, lab values confirming excess production, underlying etiology (adenoma, hyperplasia), clinical manifestations, and treatment approach.

Commonly Confused Codes

E22.0 (acromegaly/gigantism from growth hormone excess), E22.1 (hyperprolactinemia), E22.2 (syndrome of inappropriate antidiuretic hormone), E22.9 (unspecified pituitary hyperfunction).