Malignant neoplasms of thyroid and other endocrine glands
23 codes in this section
About Section C73-C75
Section C73-C75 (C73-C75) covers malignant neoplasms of thyroid and other endocrine glands. It sits within the Neoplasms chapter (C00-D49). This section contains 23 ICD-10-CM codes, 18 billable diagnoses you can submit on a claim, and 5 non-billable header codes used to organize the hierarchy.
Codes are organized below by 3-character root. Click the root to see all subcodes underneath it, or click any individual code for full coverage data, payer policies, and linked CPT procedures.
Codes in C73-C75
Grouped by 3-character root code. Click any code for full detail.
| C74.0 | Malignant neoplasm of cortex of adrenal gland | Header |
| C74.00 | Malignant neoplasm of cortex of unspecified adrenal gland | Billable |
| C74.01 | Malignant neoplasm of cortex of right adrenal gland | Billable |
| C74.02 | Malignant neoplasm of cortex of left adrenal gland | Billable |
| C74.1 | Malignant neoplasm of medulla of adrenal gland | Header |
| C74.10 | Malignant neoplasm of medulla of unspecified adrenal gland | Billable |
| C74.11 | Malignant neoplasm of medulla of right adrenal gland | Billable |
| C74.12 | Malignant neoplasm of medulla of left adrenal gland | Billable |
| C74.9 | Malignant neoplasm of unspecified part of adrenal gland | Header |
| C74.90 | Malignant neoplasm of unspecified part of unspecified adrenal gland | Billable |
| C74.91 | Malignant neoplasm of unspecified part of right adrenal gland | Billable |
| C74.92 | Malignant neoplasm of unspecified part of left adrenal gland | Billable |
| C75.0 | Malignant neoplasm of parathyroid gland | Billable |
| C75.1 | Malignant neoplasm of pituitary gland | Billable |
| C75.2 | Malignant neoplasm of craniopharyngeal duct | Billable |
| C75.3 | Malignant neoplasm of pineal gland | Billable |
| C75.4 | Malignant neoplasm of carotid body | Billable |
| C75.5 | Malignant neoplasm of aortic body and other paraganglia | Billable |
| C75.8 | Malignant neoplasm with pluriglandular involvement, unspecified | Billable |
| C75.9 | Malignant neoplasm of endocrine gland, unspecified | Billable |
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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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