E35 Disorders of endocrine glands in diseases classified elsewhere

Billable

Block: Disorders of other endocrine glands (E20-E35)

Excludes 1 (cannot be coded together)

  • Echinococcus granulosus infection of thyroid gland (B67.3)
  • meningococcal hemorrhagic adrenalitis (A39.1)
  • syphilis of endocrine gland (A52.79)
  • tuberculosis of adrenal gland, except calcification (A18.7)
  • tuberculosis of endocrine gland NEC (A18.82)
  • tuberculosis of thyroid gland (A18.81)
  • Waterhouse-Friderichsen syndrome (A39.1)

Code First

  • underlying disease, such as:
  • late congenital syphilis of thymus gland [Dubois disease] (A50.59)
This category is a complete, billable diagnosis code.

No additional specificity is required — submit E35 directly on claims and documentation without a subcode extension.

Last reviewed: September 2026