Wesley Healthcare Executive and Leadership Team

July, 2026

Leadership Overview

Wesley Healthcare has 4 executives leading key functions including strategy, operations, finance, and human resources.

Dedicated to providing comprehensive care, Wesley Healthcare operates as an acute care hospital network, delivering essential diagnostic and treatment services across Kansas and northern Oklahoma, extending its reach through Galichia Heart Hospital, WesleyCare Clinics, and the Pediatric Center of Kansas.

Leadership Roles at Wesley Healthcare

  • President & Chief Executive Officer - Mark Mains
  • Chief Financial Officer - Susan Kensill
  • Chief Operating Officer - Sam Serrill
  • Payroll Coordinator & Vice Administrative Assistant, To President Human Resources - Dana Hase
  • Mark Mains - President & Chief Executive Officer

    Mark Mains, the President & Chief Executive Officer at Wesley Healthcare, directs overall organizational strategy and operational execution. Overseeing the network's acute care hospital functions, Mains ensures the delivery of comprehensive diagnostic and treatment services throughout Kansas and northern Oklahoma. This leadership role involves guiding the strategic direction of Wesley Medical Center, Galichia Heart Hospital, WesleyCare Clinics, and the Pediatric Center of Kansas. By focusing on market expansion and service enhancement, Mark Mains drives the organization's mission to provide essential healthcare. The Chief Executive Officer's purview extends to fostering key relationships with stakeholders and ensuring the long-term financial health and operational efficiency of the entire healthcare system. Mains's strategic vision underpins the network's commitment to patient care and community well-being.
    Mark Mains

    Susan Kensill - Chief Financial Officer

    Susan Kensill, the Chief Financial Officer at Wesley Healthcare, directs all financial planning, management, and reporting activities for the organization. Kensill oversees the fiscal health of Wesley Medical Center, Galichia Heart Hospital, WesleyCare Clinics, and the Pediatric Center of Kansas, ensuring robust financial controls and strategic investment. This role involves managing budgets, analyzing financial performance, and developing strategies to support the network's operational and growth objectives across Kansas and northern Oklahoma. The Chief Financial Officer's expertise is critical in maintaining the financial stability required to provide comprehensive diagnostic and treatment services. By optimizing financial operations and securing necessary capital, Susan Kensill enables the continued delivery of high-quality patient care. Kensill's leadership ensures that financial resources are effectively allocated to support the mission of Wesley Healthcare.

    Sam Serrill - Chief Operating Officer

    Sam Serrill, the Chief Operating Officer at Wesley Healthcare, manages the day-to-day operational activities across the hospital network. Serrill oversees the efficient functioning of Wesley Medical Center, Galichia Heart Hospital, WesleyCare Clinics, and the Pediatric Center of Kansas, ensuring seamless delivery of diagnostic and treatment services. This executive focuses on optimizing internal processes and resource allocation to enhance patient care delivery throughout Kansas and northern Oklahoma. The Chief Operating Officer's responsibilities include implementing operational strategies that align with the organization's mission and financial objectives. By streamlining workflows and improving service accessibility, Sam Serrill directly contributes to the network's capacity to serve its patient population effectively. Serrill's leadership ensures operational excellence and supports the overall growth and sustainability of Wesley Healthcare's services.

    Dana Hase - Payroll Coordinator & Vice Administrative Assistant, To President Human Resources

    Dana Hase, the Payroll Coordinator & Vice Administrative Assistant, To President Human Resources at Wesley Healthcare, manages critical payroll functions and provides administrative support to the Human Resources department and the President. Hase ensures accurate and timely processing of payroll for all employees across Wesley Medical Center, Galichia Heart Hospital, WesleyCare Clinics, and the Pediatric Center of Kansas. This dual role involves coordinating administrative tasks that support HR initiatives and presidential operations, contributing to the smooth functioning of employee services throughout Kansas and northern Oklahoma. The Payroll Coordinator's attention to detail is vital for maintaining employee compensation integrity. Dana Hase's administrative support strengthens the operational capacity of key leadership functions, facilitating efficient management of human resources and executive communications. Hase's role underpins the effective administration of employee benefits and support systems.

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    Frequently Asked Questions Regarding Wesley Healthcare Top Executives and Leadership Team

    Who leads Wesley Healthcare?
    Wesley Healthcare is led by Mark Mains (President & Chief Executive Officer), along with executives such as Susan Kensill (Chief Financial Officer) and Sam Serrill (Chief Operating Officer).
    Who is part of Wesley Healthcare’s executive team?
    The executive team of Wesley Healthcare includes leaders such as Mark Mains (President & Chief Executive Officer), Susan Kensill (Chief Financial Officer), Sam Serrill (Chief Operating Officer) and other senior executives.
    How many executives does Wesley Healthcare have?
    Wesley Healthcare has 4 executives leading key business areas.
    What roles are included in Wesley Healthcare’s leadership team?
    The leadership team of Wesley Healthcare includes roles such as President & Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, Payroll Coordinator & Vice Administrative Assistant, To President Human Resources.