Is Z15.1 a billable ICD-10 code?

Yes. Z15.1 (Genetic susceptibility to epilepsy and neurodevelopmental disorders) is billable and can be used for insurance claims. Always verify payer-specific requirements.

Z15.1 ✓ Billable

Genetic susceptibility to epilepsy and neurodevelopmental disorders

Q: What is ICD-10 code Z15.1?

ICD-10-CM code Z15.1 stands for "Genetic susceptibility to epilepsy and neurodevelopmental disorders". It is a billable code in the Factors Influencing Health Status chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Factors Influencing Health Status

Code

Z15.1

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Factors Influencing Health Status

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code Z15.1?

ICD-10-CM code Z15.1 represents Genetic susceptibility to epilepsy and neurodevelopmental disorders. It is a billable diagnosis code in the Factors Influencing Health Status chapter, effective October 1, 2025 – September 30, 2026.

Is Z15.1 billable?

Yes. Z15.1 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is Z15.1 in?

Z15.1 belongs to the Factors Influencing Health Status chapter (Z00–Z99) of ICD-10-CM.

Related codes in the Z15 category

Z15 Genetic susceptibility to disease Non-billable Z15.0 Genetic susceptibility to malignant neoplasm Non-billable Z15.2 Genetic susceptibility to obesity Billable Z15.3 Genetic susceptibility to kidney disease Billable Z15.8 Genetic susceptibility to other disease Non-billable Z15.01 Genetic susceptibility to malignant neoplasm of breast Billable Z15.02 Genetic susceptibility to malignant neoplasm of ovary Billable Z15.03 Genetic susceptibility to malignant neoplasm of prostate Billable

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