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v1.0.0
ICD-10 Guide
DiagnosesAdrenal Gland Mass

Adrenal Gland Mass

ICD-10 Coding for Adrenal Gland Mass(E27.8, C74.0, D35.0)

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

Diagnosis Overview

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

Key Clinical Considerations:

  • Patients may present with symptoms such as abdominal pain, flank pain, or hormonal imbalances depending on the type of adrenal mass.
  • Laboratory findings may include abnormal hormone levels (e.g., cortisol, aldosterone) or imaging results indicating mass presence.
  • Physical examination may reveal signs of Cushing's syndrome, hyperaldosteronism, or other endocrine disorders.
  • Imaging findings from CT or MRI may show the size, location, and characteristics of the adrenal mass, such as density and enhancement patterns.
  • Severity criteria may involve the size of the mass (>4 cm may indicate malignancy) and functional status (hormone-secreting vs. non-secreting).

Clinical Information

Clinical Criteria & Documentation Requirements

  • Medical records must document the patient's symptoms, clinical findings, and results of diagnostic tests.
  • Specific terminology such as 'adrenal adenoma', 'adrenal carcinoma', or 'incidentaloma' must be used accurately.
  • Examples include documenting the size of the mass, hormone levels, and any associated symptoms.
  • Medical necessity must be established through documentation of symptoms, diagnostic tests, and treatment plans.
  • Quality measures may include tracking outcomes related to adrenal mass management and follow-up care.

Coding Guidelines

Usage Guidelines & Examples

  • Use E27.8 for unspecified adrenal gland disorders, C74.0 for malignant neoplasm of the adrenal gland, and D35.0 for benign neoplasm.
  • Do not use these codes for conditions unrelated to adrenal masses, such as primary adrenal insufficiency (E27.1).
  • C74.0 is specifically for malignant tumors, while D35.0 is for benign tumors; ensure correct classification based on pathology.
  • Common errors include misclassifying benign masses as malignant; always verify pathology reports.
  • In complex cases, consider the patient's overall clinical picture and any additional findings from imaging or lab tests.

Code Exclusions

Important Exclusions

  • Excludes conditions such as adrenal insufficiency (E27.1) and adrenal hyperplasia (E27.4).
  • Alternative codes for excluded conditions include E27.1 for adrenal insufficiency and E27.4 for hyperplasia.
  • Conditions are excluded due to differing pathophysiology and treatment approaches.
  • Common mistakes include using adrenal mass codes for unrelated endocrine disorders; verify the diagnosis.
  • Related but distinct conditions include adrenal cysts and other non-neoplastic adrenal lesions.

Related ICD-10 Codes

Primary Codes
E27.8
Other specified disorders of adrenal gland
C74.0
Malignant neoplasm of adrenal gland
D35.0
Benign neoplasm of adrenal gland
Ancillary Codes
I15.2
C78.7
Differential Codes
C74.0
C74.1
E27.8

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Endocrinology

Specialty Applications

  • This applies to patients with adrenal masses, including adenomas, carcinomas, and incidental findings.
  • Patient populations may include adults, particularly those over 40, and individuals with a family history of endocrine tumors.
  • Clinical settings include outpatient endocrinology clinics, inpatient hospital settings, and emergency departments.
  • Specialty-specific applications are relevant in endocrinology, oncology, and surgery.
  • Treatment contexts may involve surgical intervention, medical management of hormone secretion, or observation.

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 gland mass based on imaging findings and hormonal evaluation.'

Template 2

Template: 'Clinical presentation consistent with adrenal adenoma including elevated cortisol levels.'

Template 3

Template: 'Diagnostic criteria for adrenal mass met as evidenced by CT scan showing a 5 cm lesion.'

Template 4

Template: 'Treatment plan initiated for adrenal carcinoma with surgical intervention and follow-up imaging.'

Template 5

Template: 'Follow-up care for adrenal mass including monitoring of hormone levels and imaging studies.'

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 must include clinical findings, imaging results, and any hormonal evaluations.

How does this differ from similar diagnoses?

Differentiation is based on imaging characteristics, hormonal activity, and histological findings.

What are common billing considerations?

Ensure that the diagnosis aligns with the services provided and that medical necessity is clearly documented.

What procedures are typically associated?

Common procedures include adrenalectomy, imaging studies (CT, MRI), and hormonal assays.

Are there any quality reporting implications?

Quality measures may include tracking outcomes related to adrenal mass treatment and follow-up care.