Z15: Genetic susceptibility to disease
Codes under Z15 (Genetic susceptibility to disease). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| Z15.0 | Genetic susceptibility to malignant neoplasm | — |
| Z15.0 | Genetic susceptibility to malignant neoplasm | — |
| Z15.01 | Genetic susceptibility to malignant neoplasm of breast | ✓ |
| Z15.01 | Genetic susceptibility to malignant neoplasm of breast | ✓ |
| Z15.1 | Genetic susceptibility to epilepsy and neurodevelopmental disorders | ✓ |
| Z15.1 | Genetic susceptibility to epilepsy and neurodevelopmental disorders | ✓ |
| Z15.02 | Genetic susceptibility to malignant neoplasm of ovary | ✓ |
| Z15.02 | Genetic susceptibility to malignant neoplasm of ovary | ✓ |
| Z15.2 | Genetic susceptibility to obesity | ✓ |
| Z15.2 | Genetic susceptibility to obesity | ✓ |
| Z15.03 | Genetic susceptibility to malignant neoplasm of prostate | ✓ |
| Z15.03 | Genetic susceptibility to malignant neoplasm of prostate | ✓ |
| Z15.3 | Genetic susceptibility to kidney disease | ✓ |
| Z15.3 | Genetic susceptibility to kidney disease | ✓ |
| Z15.04 | Genetic susceptibility to malignant neoplasm of endometrium | ✓ |
| Z15.04 | Genetic susceptibility to malignant neoplasm of endometrium | ✓ |
| Z15.05 | Genetic susceptibility to malignant neoplasm of fallopian tube(s) | ✓ |
| Z15.05 | Genetic susceptibility to malignant neoplasm of fallopian tube(s) | ✓ |
| Z15.06 | Genetic susceptibility to malignant neoplasm of digestive system | — |
| Z15.06 | Genetic susceptibility to malignant neoplasm of digestive system | — |
| Z15.07 | Genetic susceptibility to malignant neoplasm of urinary tract | ✓ |
| Z15.07 | Genetic susceptibility to malignant neoplasm of urinary tract | ✓ |
| Z15.8 | Genetic susceptibility to other disease | — |
| Z15.8 | Genetic susceptibility to other disease | — |
| Z15.09 | Genetic susceptibility to other malignant neoplasm | ✓ |
| Z15.09 | Genetic susceptibility to other malignant neoplasm | ✓ |
| Z15.060 | Genetic susceptibility to colorectal cancer | ✓ |
| Z15.060 | Genetic susceptibility to colorectal cancer | ✓ |
| Z15.068 | Genetic susceptibility to other malignant neoplasm of digestive system | ✓ |
| Z15.068 | Genetic susceptibility to other malignant neoplasm of digestive system | ✓ |
| Z15.81 | Genetic susceptibility to multiple endocrine neoplasia [MEN] | ✓ |
| Z15.81 | Genetic susceptibility to multiple endocrine neoplasia [MEN] | ✓ |
| Z15.89 | Genetic susceptibility to other disease | ✓ |
| Z15.89 | Genetic susceptibility to other disease | ✓ |
Frequently asked questions
What is ICD-10-CM code Z15?
Z15 is an ICD-10-CM category covering Genetic susceptibility to disease. It contains 34 more specific diagnosis codes, 28 of which are billable.
Is Z15 a billable code?
No — Z15 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 Z15.0 — Genetic susceptibility to malignant neoplasm). 28 of the 34 codes under Z15 are billable.
What codes fall under Z15?
Z15 includes Z15.0, Z15.0, Z15.01, Z15.01, Z15.1, plus 29 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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