C74: Malignant neoplasm of adrenal gland
Codes under C74 (Malignant neoplasm of adrenal gland). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| C74.0 | Malignant neoplasm of cortex of adrenal gland | — |
| C74.0 | Malignant neoplasm of cortex of adrenal gland | — |
| C74.00 | Malignant neoplasm of cortex of unspecified adrenal gland | ✓ |
| C74.00 | Malignant neoplasm of cortex of unspecified adrenal gland | ✓ |
| C74.01 | Malignant neoplasm of cortex of right adrenal gland | ✓ |
| C74.01 | Malignant neoplasm of cortex of right adrenal gland | ✓ |
| C74.1 | Malignant neoplasm of medulla of adrenal gland | — |
| C74.1 | Malignant neoplasm of medulla of adrenal gland | — |
| C74.02 | Malignant neoplasm of cortex of left adrenal gland | ✓ |
| C74.02 | Malignant neoplasm of cortex of left adrenal gland | ✓ |
| C74.9 | Malignant neoplasm of unspecified part of adrenal gland | — |
| C74.9 | Malignant neoplasm of unspecified part of adrenal gland | — |
| C74.10 | Malignant neoplasm of medulla of unspecified adrenal gland | ✓ |
| C74.10 | Malignant neoplasm of medulla of unspecified adrenal gland | ✓ |
| C74.11 | Malignant neoplasm of medulla of right adrenal gland | ✓ |
| C74.11 | Malignant neoplasm of medulla of right adrenal gland | ✓ |
| C74.12 | Malignant neoplasm of medulla of left adrenal gland | ✓ |
| C74.12 | Malignant neoplasm of medulla of left adrenal gland | ✓ |
| C74.90 | Malignant neoplasm of unspecified part of unspecified adrenal gland | ✓ |
| C74.90 | Malignant neoplasm of unspecified part of unspecified adrenal gland | ✓ |
| C74.91 | Malignant neoplasm of unspecified part of right adrenal gland | ✓ |
| C74.91 | Malignant neoplasm of unspecified part of right adrenal gland | ✓ |
| C74.92 | Malignant neoplasm of unspecified part of left adrenal gland | ✓ |
| C74.92 | Malignant neoplasm of unspecified part of left adrenal gland | ✓ |
Frequently asked questions
What is ICD-10-CM code C74?
C74 is an ICD-10-CM category covering Malignant neoplasm of adrenal gland. It contains 24 more specific diagnosis codes, 18 of which are billable.
Is C74 a billable code?
No — C74 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example C74.0 — Malignant neoplasm of cortex of adrenal gland). 18 of the 24 codes under C74 are billable.
What codes fall under C74?
C74 includes C74.0, C74.0, C74.00, C74.00, C74.01, plus 19 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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