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Transforming Medicaid: sustainable, data driven modernization

Modernization is no longer a technical choice; it is an operational and fiscal imperative.


In brief
  • Automation is central to timeliness, accuracy and reduced administrative churn, with key opportunities to manage high renewal volumes and staff shortages.
  • High quality data is foundational to oversight, managed care performance and payment integrity.

Medicaid directors today face the dual challenge of supporting record high enrollment levels while managing rapidly rising expenditures — demands that require operating models built for scale, precision and resilience. Modernization is no longer a technical choice; it is an operational and fiscal imperative.

This article synthesizes verified national data and documented state experiences to offer a clear, evidence based roadmap for Medicaid transformation.

The case for modernization

Medicaid enrollment has grown sharply over the past decade. According to Medicaid and CHIP payment and access commission’s (MACPAC’s) longitudinal dataset, enrollment increased from 59.8 million in FY2013 to 98.2 million in FY2023 — an unprecedented expansion that strained eligibility systems, workforce capacity and care delivery networks.1

 

National health spending projections reinforce the urgency:

  • CMS Office of the Actuary projects average Medicaid expenditure growth of 5.0% annually from 2022–31.2
  • Overall national health expenditure is expected to grow 5.1% annually through 2030.3

 

Directors face the challenge of delivering high quality, equitable care while maintaining fiscal accountability — making modernization across data, eligibility, care coordination and program integrity essential.

Eligibility and enrollment modernization: streamlining at scale

While states vary widely in the maturity of their eligibility systems, several shared challenges persist: high renewal volumes, staff shortages and reliance on manual processes. Federal guidance emphasizes automation as a key strategy during unwinding and beyond, encouraging states to increase ex parte renewals and enhance system workflows.4

Concrete modernization opportunities:

  • Automating verification and reducing documentation requirements
  • Increasing ex parte rates
  • Integrating eligibility across programs such as supplemental nutrition assistance program (SNAP) and temporary assistance for needy families (TANF)

Even without specific state reported automation outcomes, CMS’s guidance underscores that automation is central to timeliness, accuracy and reduced administrative churn.

Data integration and program integrity: improving accuracy and reducing waste

High quality data is foundational to oversight, managed care performance and payment integrity. States like Washington have undergone CMS program integrity reviews to strengthen oversight of managed care encounter data, fraud detection and compliance. The Washington FY2020–22 program integrity review offers a case study in how states can bolster managed care oversight and improve data validation processes.5

Key opportunities for Medicaid directors:

  • Standardizing data quality expectations for managed care organizations (MCOs)
  • Improving encounter data validation workflows
  • Strengthening interagency data sharing, especially with public health and social service systems
  • Leveraging audit findings to update contract compliance expectations

These improvements yield higher quality performance measurement, more accurate rate setting and reduced exposure to improper payments.

Care Management & Avoidable Utilization: A Clear Opportunity for Impact

While specific state outcome numbers were unavailable for validation, robust national evidence shows the magnitude of avoidable utilization:

  • Up to 13% of adult hospitalizations and 8% of pediatric hospitalizations are considered potentially preventable.6
  • Emergency department (ED) utilization for primary care-treatable conditions costs 10 to 12 times more than outpatient management.6

These statistics highlight why care coordination, chronic disease management and integration of social drivers of health remain high leverage areas for Medicaid agencies.

Additionally, predictive analytics models — such as those evaluated in Medicaid population health research — demonstrate strong potential for early identification of high risk members. Waymark’s models, for example, showed more than 90% accuracy in predicting avoidable emergencies or hospital events within Medicaid populations, offering a national benchmark for what artificial intelligence (AI) supported care management can achieve.7

Using these tools, states can better target:

  • High risk chronic disease populations
  • Maternal health risk prediction
  • Dual eligible care coordination
  • Preventive care outreach

Even without state specific outcomes, these validated models demonstrate clear potential for improving quality and reducing avoidable costs.

Member experience and access: addressing high call volumes and documentation barriers

During and after the unwinding period, states faced extraordinary inbound call volumes. National analyses highlight widespread challenges:

  • High wait times
  • Increased abandonment rates
  • Insufficient staffing
  • Confusion around renewals and coverage status

A national toolkit for call center performance improvement outlines strategies states can adopt to address these issues, such as staffing models, use of self service tools and workflow redesign.

Improving constituent experience directly influences:

  • Renewal completion rates
  • Compliance with CMS reporting requirements
  • Health equity and trust
  • Administrative cost burden on state staff

While specific state metrics (e.g., a 25% call volume reduction) were not supported by public data, national guidance provides a solid foundation for directors to drive performance improvements.

Strengthening managed care oversight

As more states rely heavily on managed care, oversight of plan performance, encounter data and program integrity becomes increasingly critical. One state’s performance audit of Medicaid MCOs highlighted actionable findings around:

  • Fraud prevention
  • Encounter data accuracy
  • Oversight processes
  • Penalties and corrective actions

Directors can use similar audit frameworks to strengthen state level oversight, enhance contract management and establish MCO accountability.

The road ahead: a realistic, evidence based modernization strategy

Based on current validated data, Medicaid directors can pursue the following pillars:


Summary 

Medicaid directors face one of the most complex operating environments in the history of the program. By grounding modernization in verified national data, federally supported best practices and evidence based policy levers, states can:

  • Improve accuracy and efficiency.
  • Protect program integrity.
  • Enhance member and provider experience.
  • Better manage rising costs.
  • Strengthen long term sustainability.

This evidence aligned blueprint enables Medicaid agencies to modernize responsibly — balancing innovation with accountability while remaining unwavering in their mission to serve the nation’s most vulnerable populations.

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