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ICD-10 Guide
DiagnosesAdrenal Gland Nodule

Adrenal Gland Nodule

ICD-10 Coding for Adrenal Gland Nodule(E27.9, D35.0x)

PRIMARY SPECIALTYRadiology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Adrenal Gland Nodule?
Essential facts and insights about Adrenal Gland Nodule

Key Clinical Considerations:

  • Presence of an adrenal nodule identified through imaging studies such as CT or MRI.
  • Symptoms may include hypertension, unexplained weight gain, or hormonal imbalances depending on the type of nodule.
  • Physical examination may reveal signs of Cushing's syndrome or other endocrine disorders.
  • Imaging findings may show a well-defined mass on the adrenal gland, with characteristics that may suggest benign or malignant nature.
  • Severity criteria may include size of the nodule, presence of symptoms, and hormonal activity.

Clinical Information

Clinical Criteria & Documentation Requirements

  • Complete medical history including any symptoms related to adrenal dysfunction.
  • Specific terminology such as 'adrenal nodule', 'incidentaloma', or 'adrenal mass' must be documented.
  • Examples include noting the size, location, and imaging characteristics of the nodule.
  • Documentation must support medical necessity for imaging and any subsequent interventions.
  • Quality measures may include tracking outcomes related to adrenal nodule management.

Coding Guidelines

Usage Guidelines & Examples

  • Use E27.9 for unspecified adrenal gland disorders when the nodule is not characterized further.
  • Do not use D35.0x if the nodule is symptomatic or if there is evidence of malignancy.
  • D35.0x is more specific for benign adrenal tumors, while E27.9 is broader.
  • Common errors include misclassifying the nodule as malignant without sufficient evidence.
  • In complex cases, consider the patient's hormonal profile and imaging results for accurate code selection.

Code Exclusions

Important Exclusions

  • Exclude codes for adrenal carcinoma or other malignancies when the nodule is benign.
  • Alternative codes for excluded conditions include those for adrenal insufficiency.
  • Conditions are excluded based on imaging characteristics and clinical presentation.
  • Common mistakes include coding a benign nodule as malignant without definitive evidence.
  • Related conditions may include adrenal hyperplasia or other adrenal gland disorders.

Related ICD-10 Codes

Primary Codes
E27.9
Unspecified disorder of adrenal gland
D35.0
Benign neoplasm of adrenal gland
Ancillary Codes
R93.6
Differential Codes
D35.0x
C74.x
E27.9

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Radiology

Specialty Applications

  • Patients with adrenal nodules, which may be asymptomatic or symptomatic.
  • Commonly seen in adults, with varying prevalence based on age and gender.
  • Clinical settings include outpatient endocrinology clinics and inpatient hospital settings.
  • Relevant for specialties such as endocrinology, radiology, and oncology.
  • Treatment contexts may involve monitoring, surgical intervention, or hormonal therapy.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Template 1

Template: 'Patient diagnosed with adrenal nodule based on imaging findings of [specific characteristics].'

Template 2

Template: 'Clinical presentation consistent with adrenal nodule including symptoms of [specific symptoms].'

Template 3

Template: 'Diagnostic criteria met as evidenced by imaging showing [specific findings].'

Template 4

Template: 'Treatment plan initiated for adrenal nodule with [specific interventions].'

Template 5

Template: 'Follow-up care for adrenal nodule including monitoring of [specific parameters].'

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

What documentation is required for this diagnosis?

Documentation should include imaging results, clinical symptoms, and any hormonal evaluations.

How does this differ from similar diagnoses?

Differentiation is based on imaging characteristics and hormonal activity of the nodule.

What are common billing considerations?

Ensure that the documentation supports the medical necessity for imaging and any treatments.

What procedures are typically associated?

Commonly associated procedures include adrenalectomy or hormonal assays.

Are there any quality reporting implications?

Quality measures may include tracking the management outcomes of adrenal nodules.