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ICD-10 Coding for Pituitary Macroadenoma(D35.2, C75.1, C75.9)

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Comprehensive guide on ICD-10 coding for pituitary macroadenoma, including primary and secondary codes, documentation requirements, and common pitfalls.

Also known as:
Pituitary TumorPituitary AdenomaNon-functioning Pituitary Adenoma
Related ICD-10 Code Ranges

Complete code families applicable to Pituitary Macroadenoma

C00-D49Primary Range

Neoplasms

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
D35.2Benign neoplasm of pituitary gland
E22.1Hyperprolactinemia
Primary ICD-10-CM Codes
Benign neoplasm of pituitary gland
D35.2Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Malignant neoplasm of pituitary glandC75.1

Use only if pathology confirms malignancy.

Other disorders of pituitary glandE23.6

Use for hypopituitarism due to mass effect.

Documentation & Coding Risks

Avoid these common issues when documenting Pituitary Macroadenoma.

Omitting tumor size in documentation.

Impact

Clinical: Inaccurate clinical assessment., Regulatory: Non-compliance with documentation standards., Financial: Potential claim denials.

Mitigation

Standardize MRI reporting templates., Educate clinicians on documentation standards.

Coding D35.2 without specifying tumor size.

Impact

Reimbursement: Potential denial due to lack of specificity., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation

Always document and code tumor size >1 cm.

Tumor Size Documentation

Impact

Lack of tumor size documentation leads to coding errors.

Mitigation

Implement mandatory fields in EHR for tumor size.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with D35.2.