Complete Health Executive and Leadership Team

August, 2026

Leadership Overview

Complete Health has 5 executives leading key functions including strategy, clinical operations, financial management, organizational efficiency, and regional growth.

Committed to advancing value-based care, Complete Health transforms primary care delivery by reducing administrative burdens for physicians while simultaneously improving patient health outcomes across the Southeast.

Leadership Roles at Complete Health

  • Chief Executive Officer - Hilda Mueller
  • Founder & Chief Executive Officer - Marilyn Estrada
  • Chief Financial Officer - Claude Chevance
  • Chief Operating Officer - Scott Griesemer
  • President - Jason Siczkowycz
  • Hilda Mueller - Chief Executive Officer

    Hilda Mueller, the Chief Executive Officer at Complete Health, directs the overarching strategic vision for this physician-centric primary care group. Mueller architects high-level initiatives that integrate technology-enabled support services into existing medical practices. By focusing on value-based care models, the Chief Executive Officer drives improvements in patient health outcomes while lowering the total cost of care across Florida and Alabama. This leadership role involves constant collaboration with the Board to ensure sustainable growth across the Southeast. Hilda Mueller maintains a rigorous focus on operational excellence, ensuring that every clinic under the corporate umbrella adheres to the highest standards of quality. Through the implementation of advanced data analytics, the Chief Executive Officer optimizes clinical workflows, effectively removing administrative barriers that hinder physician productivity. Ultimately, Mueller secures the long-term viability of the organization by aligning clinical performance with financial sustainability goals.
    Hilda Mueller

    Marilyn Estrada - Founder & Chief Executive Officer

    Marilyn Estrada, the Founder & Chief Executive Officer at Complete Health, establishes the foundational mission of delivering superior quality support services to primary care providers. Estrada designs the core framework for the group, emphasizing a physician-centric approach that prioritizes patient-centered outcomes. As the Founder & Chief Executive Officer, Estrada oversees the expansion of the network into new metro markets, ensuring that each acquisition integrates seamlessly into the existing value-based care infrastructure. This leadership position requires constant engagement with regional stakeholders to maintain the high standards of care that define the organization. Marilyn Estrada champions the adoption of innovative technology to reduce the administrative burden on medical staff, allowing physicians to dedicate more time to patient interactions. By fostering a culture of clinical excellence, Estrada ensures that the group remains a leader in the evolving healthcare landscape, consistently driving better health results for diverse patient populations.

    Claude Chevance - Chief Financial Officer

    Claude Chevance, the Chief Financial Officer at Complete Health, manages the fiscal health and capital allocation strategies for this growing primary care network. Chevance directs all financial planning, budgeting, and revenue cycle management processes to support the transition toward value-based care models. The Chief Financial Officer monitors the economic performance of practices in Florida and Alabama, ensuring that operational costs remain aligned with quality outcome targets. By analyzing complex financial data, Chevance identifies opportunities for efficiency gains that directly benefit the bottom line. Claude Chevance collaborates with other C-suite leaders to evaluate potential expansion opportunities across the Southeast, providing the necessary financial rigor to support sustainable growth. This role involves maintaining transparent reporting standards for the Board and investors. Through meticulous oversight of financial resources, the Chief Financial Officer ensures that the organization possesses the necessary capital to invest in the technology and support services required for modern primary care.
    Claude Chevance

    Scott Griesemer - Chief Operating Officer

    Scott Griesemer, the Chief Operating Officer at Complete Health, executes the daily operational strategies that enable high-quality primary care delivery. Griesemer oversees the integration of new practices into the network, ensuring that each location adopts the standardized technology and support services required for value-based care. The Chief Operating Officer manages the logistical complexities of operating across multiple metro regions, focusing on streamlining workflows to reduce physician administrative burdens. By optimizing internal processes, Griesemer improves the overall efficiency of clinical operations, which directly impacts patient satisfaction and health outcomes. Scott Griesemer works closely with the executive team to implement scalable systems that support the company's growth plans across the Southeast. This leadership role involves constant monitoring of operational metrics to identify areas for improvement. Through the diligent management of day-to-day activities, the Chief Operating Officer ensures that the organization maintains consistent quality standards while scaling its footprint in the healthcare market.

    Jason Siczkowycz - President

    Jason Siczkowycz, the President at Complete Health, leads the execution of the company's growth strategy and market expansion initiatives. Siczkowycz directs the development of partnerships with local physician groups, ensuring that the organization successfully transitions these practices to a value-based care model. As the President, Siczkowycz coordinates cross-functional teams to ensure that the technology-enabled support services provided by the group meet the specific needs of each clinic. This role involves high-level oversight of regional operations in Florida and Alabama, ensuring that the company's mission remains central to all business activities. Jason Siczkowycz collaborates with the executive leadership to refine the service delivery model, focusing on long-term sustainability and improved patient outcomes. By driving the expansion strategy, the President ensures that the organization continues to grow its presence across the Southeast. Through strategic leadership, Siczkowycz maintains the focus on reducing administrative burdens, allowing physicians to prioritize patient care and clinical quality.

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    Frequently Asked Questions Regarding Complete Health Top Executives and Leadership Team

    Who leads Complete Health?
    Complete Health is led by Hilda Mueller (Chief Executive Officer), along with executives such as Marilyn Estrada (Founder & Chief Executive Officer) and Claude Chevance (Chief Financial Officer).
    Who is part of Complete Health’s executive team?
    The executive team of Complete Health includes leaders such as Hilda Mueller (Chief Executive Officer), Marilyn Estrada (Founder & Chief Executive Officer), Claude Chevance (Chief Financial Officer) and other senior executives.
    How many executives does Complete Health have?
    Complete Health has 5 executives leading key business areas.
    What roles are included in Complete Health’s leadership team?
    The leadership team of Complete Health includes roles such as Chief Executive Officer, Founder & Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, President.