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HB 1900

Rapid whole genome sequencing; state plan for medical assistance services.

2025 Regular Session Introduced by Rod Willett

Virginia Medicaid must develop a plan to cover rapid whole genome sequencing, expanding genetic testing access to low-income residents while raising cost and clinical efficacy concerns.

Acts of Assembly Chapter text (CHAP0147)
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Bill Summary · HB 1900

Legislative bill overview

HB 1900 requires Virginia's Department of Medical Assistance Services to develop and implement a state plan for offering rapid whole genome sequencing as a covered service under Medicaid. The bill mandates evaluation of clinical utility, cost-effectiveness, and implementation feasibility for this advanced genetic testing technology.

Why is this important

Whole genome sequencing can identify genetic causes of rare diseases, cancer predispositions, and other conditions, potentially enabling earlier intervention and more targeted treatment. This bill determines whether Virginia's Medicaid program—which serves over 1.5 million low-income residents—will cover this expensive diagnostic tool, directly affecting healthcare access for vulnerable populations.

Potential points of contention

  • Cost implications: Whole genome sequencing is expensive; unclear whether coverage expansion will strain Medicaid budgets or require service reductions elsewhere
  • Clinical evidence gaps: Debate over whether sufficient evidence exists that rapid genome sequencing improves outcomes enough to justify Medicaid coverage versus targeted genetic testing for specific conditions
  • Implementation timeline: Plan development requirements lack specified deadlines, creating uncertainty about when/whether coverage actually begins

Compiled from official sources — confirm details with the bill’s official record.

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