Complete Health Executive and Leadership Team

May, 2026

Leadership Overview

Complete Health has 6 executives leading key functions including strategy, operations, finance, and market expansion.

Driven by a commitment to physician empowerment, Complete Health delivers excellent quality support services and patient health outcomes by embracing value-based care concepts and reducing physician administrative burden 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 - John Cates
  • President - Jason Siczkowycz
  • Hilda Mueller - Chief Executive Officer

    Hilda Mueller, the Chief Executive Officer at Complete Health, directs the overarching strategic vision and operational execution for the physician-centric organization. Mueller guides the company's expansion across the Southeast, focusing on integrating existing practices into a unified, technology-enabled primary care model. This leadership role involves championing the transition to value-based care, ensuring that administrative burdens on physicians are minimized to prioritize patient health outcomes. Mueller's strategic direction ensures the organization achieves its goals of delivering excellent quality support services while simultaneously lowering the total cost of care. By fostering a culture of innovation and efficiency, Hilda Mueller drives the company's mission to redefine primary care delivery through professional management and advanced technological integration.
    Hilda Mueller

    Marilyn Estrada - Founder & Chief Executive Officer

    Marilyn Estrada, the Founder & Chief Executive Officer at Complete Health, established the organization with a core mission to revolutionize primary care delivery. Estrada's foundational leadership focuses on building a physician-centric model that leverages technology to enhance patient care and outcomes. This involves overseeing the strategic development and implementation of value-based care initiatives across all practices. Estrada's vision extends to reducing physician administrative burdens, allowing medical professionals to concentrate on delivering high-quality patient services. The Founder & Chief Executive Officer is instrumental in guiding the company's growth plans throughout the Southeast, ensuring that Complete Health's unique approach to patient health and cost reduction is scalable. Marilyn Estrada's commitment to excellence underpins the organization's success in metro-Birmingham, Ala., and metro-Daytona, Fla.

    Claude Chevance - Chief Financial Officer

    Claude Chevance, the Chief Financial Officer at Complete Health, directs all financial operations and strategic financial planning for the organization. Chevance is responsible for managing the financial aspects of Complete Health's expansion across the Southeast, ensuring fiscal responsibility and sustainable growth. This role involves overseeing budgeting, forecasting, and financial reporting, with a specific focus on supporting value-based care initiatives. The Chief Financial Officer plays a crucial part in analyzing the financial implications of operational decisions, aiming to lower the total cost of care without compromising patient health outcomes. Chevance's expertise guides the financial strategy to reduce physician administrative burden and enhance the overall economic model of the company. Claude Chevance's financial acumen is vital for maintaining the organization's strong market position and achieving its long-term objectives.
    Claude Chevance

    Scott Griesemer - Chief Operating Officer

    Scott Griesemer, the Chief Operating Officer at Complete Health, manages the day-to-day operational activities and ensures the seamless integration of services across all practice locations. Griesemer oversees the implementation of technology-enabled solutions designed to streamline workflows and enhance patient care delivery. This involves optimizing processes to support the company's transition to value-based care models, a critical component of Complete Health's strategy. The Chief Operating Officer is responsible for driving operational efficiencies that reduce physician administrative burden, thereby enabling a stronger focus on patient health outcomes. Griesemer's leadership ensures that the organization's growth plans across the Southeast are executed effectively, maintaining high standards of quality and service. Scott Griesemer's operational oversight is key to achieving the company's objective of lowering the total cost of care while improving patient well-being.

    John Cates - President

    John Cates, the President at Complete Health, drives strategic initiatives and oversees key business operations to advance the company's mission. Cates focuses on enhancing the physician-centric model, ensuring that technology-enabled support services are effectively deployed to improve patient health outcomes. This leadership position involves collaborating with executive teams to implement value-based care concepts across all practice locations. The President works to minimize physician administrative burdens, allowing for a greater emphasis on quality patient care. Cates's strategic oversight is critical for the planned growth of Complete Health across the Southeast, ensuring operational scalability and consistent service delivery. John Cates's dedication to operational excellence supports the company's goal of lowering the total cost of care while delivering superior patient experiences.
    John Cates

    Jason Siczkowycz - President

    Jason Siczkowycz, the President at Complete Health, spearheads critical strategic development and operational enhancements for the organization. Siczkowycz is dedicated to advancing the company's physician-centric approach, ensuring that technology and professional management effectively support superior patient health outcomes. This role involves driving the adoption of value-based care principles throughout the network of practices, particularly in metro-Birmingham, Ala., and metro-Daytona, Fla. The President works to alleviate physician administrative burdens, enabling a stronger focus on patient well-being and quality of care. Siczkowycz's leadership is essential for managing the company's expansion initiatives across the Southeast, maintaining high standards of service and operational efficiency. Jason Siczkowycz's commitment to innovation supports Complete Health's objective of reducing the total cost of care.

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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 6 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.