2026 ICD-10-CM Diagnosis Code E34.30Short stature due to endocrine disorder, unspecified

ICD-10-CM Codes›E00–E89›E20-E35›E34

ICD-10-CM E34.30
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

E34.30 is a billable ICD-10-CM diagnosis code for short stature due to endocrine disorder, unspecified. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 643 through 645. Coders also document this condition as disorder of tryptophan metabolism. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified and unspecified endocrine disorders.

Code Identity

ICD-10-CM Code
E34.30
Billable Status
Yes — Valid for Submission
Code Describes
Short stature due to endocrine disorder, unspecified
Short Description
Short stature due to endocrine disorder, unspecified
Same as the full description in the CMS dataset.
Parent Code
E34.3
Short stature due to endocrine disorder

Code Classification

ChapterE00–E89Endocrine, nutritional and metabolic diseases
SectionE20-E35Disorders of other endocrine glands
CategoryE34Other endocrine disorders
This CodeE34.30Short stature due to endocrine disorder, unspecified

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Disorder of tryptophan metabolism
  • Short stature co-occurrent and due to endocrine disorder
  • Tryptophanuria
  • Tryptophanuria with dwarfism

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Short, shortening, shortness
      • stature (child) (hereditary) (idiopathic) NEC
        • due to
          • endocrine disorder

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR END015
Other specified and unspecified endocrine disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Growth Disorders

Does your child seem much shorter - or much taller - than other kids his or her age? It could be normal. Some children may be small for their age but still be developing normally. Some children are short or tall because their parents are.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code History & ChangesHistory

Replacement E34.30 replaces the following previously assigned code(s):

  • E34.3 - Short stature due to endocrine disorder
FY 2023AddedAdded to the ICD-10-CM code setEffective October 1, 2022.
FY 2024–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About E34.30Overview

Is E34.30 (Short stature due to endocrine disorder) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report short stature due to endocrine disorder, unspecified on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does E34.30 group to?

When short stature due to endocrine disorder, unspecified is the principal diagnosis on an inpatient stay, it groups to MS-DRG 643, 644, 645, with relative weights from 0.7683 to 1.6461 depending on complications. Higher weights mean higher Medicare reimbursement.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.