MCMedicalCodingSoftware
E34.0

E34.0: Carcinoid syndrome

Non-billable headerICD-10-CM

E34.0 is a non-billable header ICD-10-CM code for carcinoid syndrome. It cannot be billed on its own: choose one of the more specific child codes below.

Code also

Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.

  • the underlying disorder, such as:
  • primary neuroendocrine tumors (C7A.-)
  • secondary neuroendocrine tumors (C7B.-)

Excludes1 inherited from the categories above E34.0

A category’s note binds every code beneath it.

Written on E34: Other endocrine disorders

  • pseudohypoparathyroidism (E20.1)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

  • deletedFY2024-FY2027

    Carcinoid syndrome

Code to one of these instead E34.0

3 child codes. Green means billable.

Other codes under E34

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.