E34.00 – Carcinoid syndrome, unspecified

ICD-10-CM 2027 diagnosis code · Disorders of other endocrine glands

Billable code

ICD-10-CM code E34.00
Code
E34.00 (claims format: E3400)
Description
Carcinoid syndrome, unspecified
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
4. Endocrine, nutritional and metabolic diseases (E00-E89)
Block
E20-E35 Disorders of other endocrine glands
Parent codes
E34 › E34.0

Notes for E34.00

Applicable to:
  • Carcinoid disease, unspecified

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

E34 – Other endocrine disorders

Excludes1 (not coded here):
  • pseudohypoparathyroidism (E20.1)

E34.0 – Carcinoid syndrome

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

Block E20-E35

Excludes1 (not coded here):

Index terms for E34.00

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in E34.0

Frequently asked questions

What is ICD-10 code E34.00?

E34.00 is the ICD-10-CM code for carcinoid syndrome, unspecified, in the block E20-E35 (Disorders of other endocrine glands).

Is E34.00 a billable code?

Yes. E34.00 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does E34.00 belong to?

It belongs to category E34 – Other endocrine disorders.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.