Genetic carrier and genetic susceptibility to disease (Z14-Z15) ICD-10-CM
The Z14–Z15 section covers genetic carrier and genetic susceptibility to disease with 24 ICD-10-CM diagnosis codes, of which 18 are billable in fiscal year 2027. The section is organized into the 2 code ranges listed below.
Code Ranges in This Section 2 ranges · 24 codes
| Code Range | Title | Codes | Billable |
|---|---|---|---|
| Z14 | Genetic carrier (Z14) | 6 | 4 |
| Z15 | Genetic susceptibility to disease (Z15) | 18 | 14 |
The info icon previews the code ranges inside each row and its instructional notations from the official Tabular List.
About the Z14–Z15 Code Range
A person may be a genetic carrier or have a genetic predisposition to disease. These categories separate carrier status from genetic susceptibility to disease.
Z14 separates carriers of hemophilia A, cystic fibrosis, and other diseases. Z15 groups genetic susceptibility by disease: cancer, epilepsy and neurodevelopmental disorders, obesity, kidney disease, or another disease.
Questions About This Page
How many codes are in the Z14-Z15 range?
The Z14-Z15 range contains 24 ICD-10-CM diagnosis codes in FY 2027. 18 of them are billable, and the rest are category headers that organize the section.
What conditions does Z14-Z15 cover?
The range covers genetic carrier and genetic susceptibility to disease. The code ranges listed above break it into groups of related conditions, and each one links to its own page with the full code list.
Related References
Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
