ICD-10 C75
Non-Billable HeaderMalignant neoplasm of other endocrine glands and related structures
About ICD-10-CM C75
ICD-10-CM code C75 represents Malignant neoplasm of other endocrine glands and related structures. This is a non-billable header code in the chapter (block C75). The 2026 edition of ICD-10-CM C75 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Type 1 Excludes
Pure excludes, these codes can never be coded together with C75. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- malignant carcinoid tumors (C7A.0-)
- malignant neoplasm of adrenal gland (C74.-)
- malignant neoplasm of endocrine pancreas (C25.4)
- malignant neoplasm of islets of Langerhans (C25.4)
- malignant neoplasm of ovary (C56.-)
- malignant neoplasm of testis (C62.-)
- malignant neoplasm of thymus (C37)
- malignant neoplasm of thyroid gland (C73)
- malignant neuroendocrine tumors (C7A.-)
Medicare LCD Coverage for C75
Local Coverage Determinations (LCDs) from CMS MACs that list C75 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing C75.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but C75 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with C75
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To C75
Other codes in section C73-C75 (Malignant neoplasms of thyroid and other endocrine glands).
ICD-10 C75, Billing FAQ
Is ICD-10 code C75 billable? +
No, C75 is a non-billable header code. Use a more specific child code from block C75 when submitting claims.
What codes are Type 1 Excludes for C75? +
Type 1 Excludes (never code together with C75): malignant carcinoid tumors (C7A.0-); malignant neoplasm of adrenal gland (C74.-); malignant neoplasm of endocrine pancreas (C25.4)
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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