ICD10BillableValid for clinical use

ICD-10 Code E04.9: Nontoxic goiter, unspecified

E04.9 is a billable ICD-10 diagnosis code used to classify Nontoxic goiter, unspecified in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Endocrine, nutritional and metabolic diseases (E00-E89).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Endocrine, nutritional and metabolic diseases (E00-E89).

When is it used?

  • May be used when a clinician documents nontoxic goiter, unspecified in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
4Endocrine, nutritional and metabolic diseases (E00-E89)
block
E00-E07Disorders of thyroid gland
category
E04Other nontoxic goiter
currentE04

Official coding notes

Inclusion terms
  • Goiter NOS
  • Nodular goiter (nontoxic) NOS

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

EndocrinologistGeneral Physician

Coverage-related procedures and services

CPT 81546high
ONCOLOGY (THYROID), MRNA, GENE EXPRESSION ANALYSIS OF 10,196 GENES, UTILIZING FINE NEEDLE ASPIRATE, ALGORITHM REPORTED AS A CATEGORICAL RESULT (EG, BENIGN OR SUSPICIOUS)
Source: CMS coverage guidance
CPT 81479high
UNLISTED MOLECULAR PATHOLOGY PROCEDURE
Source: CMS coverage guidance
CPT 71260high
COMPUTED TOMOGRAPHY, THORAX, DIAGNOSTIC; WITH CONTRAST MATERIAL(S)
Source: CMS coverage guidance
CPT 71250high
COMPUTED TOMOGRAPHY, THORAX, DIAGNOSTIC; WITHOUT CONTRAST MATERIAL
Source: CMS coverage guidance
CPT 71270high
COMPUTED TOMOGRAPHY, THORAX, DIAGNOSTIC; WITHOUT CONTRAST MATERIAL, FOLLOWED BY CONTRAST MATERIAL(S) AND FURTHER SECTIONS
Source: CMS coverage guidance
CPT 0026Uhigh
ONCOLOGY (THYROID), DNA AND MRNA OF 112 GENES, NEXT-GENERATION SEQUENCING, FINE NEEDLE ASPIRATE OF THYROID NODULE, ALGORITHMIC ANALYSIS REPORTED AS A CATEGORICAL RESULT ("POSITIVE, HIGH PROBABILITY OF MALIGNANCY" OR "NEGATIVE, LOW PROBABILITY OF MALIGNANCY")
Source: CMS coverage guidance

Coding guidelines

Compatibility

Legacy and official ICD code match exactly.
Legacy codes
E04.9

Common synonyms

Nontoxic goiter, unspecifiedNontoxic goiter

Frequently asked questions

Code details

CodeE04.9
SystemICD10
Display nameNontoxic goiter, unspecified
ChapterEndocrine, nutritional and metabolic diseases (E00-E89)
BlockDisorders of thyroid gland

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
AdenomatousGoiter(plunging) (substernal)Goiter(plunging) (substernal)Goiter(plunging) (substernal)Goiter(plunging) (substernal)StrumaSubsternal thyroid

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code E04.9 for Nontoxic goiter, unspecified | HealthAssure