Leadership Overview
Allegheny Health Network has 10 executives leading key functions including strategy, hospital operations, financial management, and clinical quality.
Committed to advancing medical innovation and patient-centered care, Allegheny Health Network delivers comprehensive health services across the region while fostering a culture of research-driven healing and professional excellence.
Committed to advancing medical innovation and patient-centered care, Allegheny Health Network delivers comprehensive health services across the region while fostering a culture of research-driven healing and professional excellence.
Leadership Roles at Allegheny Health Network
Mark Sevco - President & Chief Executive Officer
Mark Sevco, the President & Chief Executive Officer at Allegheny Health Network, directs the overarching strategic vision for the entire hospital system. Overseeing clinical performance and administrative efficiency, the President & Chief Executive Officer ensures that all facilities maintain high standards of patient care. This leadership role involves coordinating with the board to expand medical research capabilities and integrate advanced diagnostic technologies across the network. By prioritizing compassionate care and operational excellence, Mark Sevco drives the organization toward sustainable growth and improved health outcomes for the community. The President & Chief Executive Officer manages complex stakeholder relationships to align hospital resources with evolving patient needs. Through rigorous oversight of system-wide initiatives, Sevco secures the long-term viability of the network while fostering a culture of innovation and medical excellence that defines the institution.

Christopher Clark - President & Chief Executive Officer, Saint Vincent & Grove City & Westfield Memorial Hospital
Christopher Clark, the President & Chief Executive Officer, Saint Vincent & Grove City & Westfield Memorial Hospital at Allegheny Health Network, manages the specific operational requirements of these regional facilities. Overseeing the delivery of specialized medical services, the President & Chief Executive Officer, Saint Vincent & Grove City & Westfield Memorial Hospital ensures that local patient populations receive consistent, high-quality care. This role involves optimizing resource allocation across multiple hospital sites to improve diagnostic accuracy and treatment efficacy. By implementing standardized clinical protocols, Christopher Clark strengthens the operational footprint of these hospitals within the broader network. The President & Chief Executive Officer, Saint Vincent & Grove City & Westfield Memorial Hospital coordinates with medical staff to enhance patient satisfaction and safety metrics. Through strategic management of regional assets, Clark maintains the reputation of these facilities as pillars of health and wellness in their respective communities.

Diane Hoak-Hutchison - Chief Financial Officer
Diane Hoak-Hutchison, the Chief Financial Officer at Allegheny Health Network, manages the fiscal health and long-term economic strategy of the organization. Overseeing capital allocation and revenue cycle management, the Chief Financial Officer ensures that financial resources support the expansion of medical research and the acquisition of cutting-edge diagnostic equipment. This leadership role involves analyzing market trends to optimize budget distribution across various hospital departments. By maintaining rigorous financial controls, Diane Hoak-Hutchison supports the network's mission to provide exceptional care while ensuring operational sustainability. The Chief Financial Officer collaborates with executive leadership to evaluate investment opportunities that enhance patient services and infrastructure. Through precise financial planning and risk assessment, Hoak-Hutchison secures the necessary funding to sustain the network's commitment to medical innovation and compassionate patient care across the entire healthcare system.
Edward Roeber - Interim Chief Financial Officer
Edward Roeber, the Interim Chief Financial Officer at Allegheny Health Network, directs the financial operations and fiscal planning during this transitional period. Overseeing budget management and financial reporting, the Interim Chief Financial Officer ensures that the network maintains stability while pursuing strategic growth initiatives. This leadership role involves monitoring cash flow and optimizing expenditure to support the ongoing delivery of exceptional healthcare services. By providing financial oversight, Edward Roeber enables the organization to invest in medical innovations and staff development. The Interim Chief Financial Officer works closely with the executive team to ensure that fiscal policies align with the long-term mission of the network. Through careful analysis of economic indicators and operational costs, Roeber secures the financial foundation necessary for the continued success of the hospitals. This role remains critical in maintaining the balance between fiscal responsibility and the pursuit of clinical excellence.
Joshua Miller - Chief Financial Officer, AHN Beaver & Sewickley Hospitals
Joshua Miller, the Chief Financial Officer, AHN Beaver & Sewickley Hospitals at Allegheny Health Network, manages the financial health and resource allocation for these specific facilities. Overseeing local budget planning and revenue management, the Chief Financial Officer, AHN Beaver & Sewickley Hospitals ensures that these hospitals possess the necessary funding to provide high-quality patient care. This leadership role involves analyzing regional market data to optimize financial performance and operational efficiency. By implementing cost-effective strategies, Joshua Miller supports the delivery of medical services that meet the needs of the local community. The Chief Financial Officer, AHN Beaver & Sewickley Hospitals collaborates with hospital leadership to align financial goals with clinical objectives. Through diligent fiscal oversight, Miller ensures that these facilities remain financially robust while continuing to offer advanced diagnostic and treatment options to patients in the region.
David Poland - Vice President, Finance & Chief Financial Officer
David Poland, the Vice President, Finance & Chief Financial Officer at Allegheny Health Network, manages the financial strategy and corporate accounting functions. Overseeing financial planning, analysis, and reporting, the Vice President, Finance & Chief Financial Officer ensures that the network maintains a strong fiscal position to support its medical mission. This leadership role involves developing long-term financial models that guide investment in research and clinical infrastructure. By providing strategic financial guidance, David Poland enables the organization to navigate complex economic environments while maintaining high standards of patient care. The Vice President, Finance & Chief Financial Officer collaborates with the executive team to ensure that all financial decisions align with the network's commitment to innovation and healing. Through rigorous oversight of financial operations, Poland secures the resources required to sustain the network's growth and its dedication to providing exceptional healthcare services.
Kelly Kassab - Chief Operating Officer
Kelly Kassab, the Chief Operating Officer at Allegheny Health Network, directs the daily operational workflows and administrative functions across the hospital network. Overseeing facility management and clinical support services, the Chief Operating Officer ensures that all departments function with maximum efficiency to support patient care. This leadership role involves streamlining internal processes to reduce wait times and improve the overall patient experience. By implementing lean management strategies, Kelly Kassab optimizes the use of medical staff and hospital resources. The Chief Operating Officer coordinates with department heads to align operational goals with the broader mission of delivering exceptional healthcare. Through continuous monitoring of performance metrics, Kassab identifies opportunities for process improvement and infrastructure upgrades. This focus on operational excellence allows the network to maintain high standards of service while adapting to the dynamic demands of the modern healthcare landscape.
Cardell Velez - Chief Operating Officer PO. AHN
Cardell Velez, the Chief Operating Officer PO. AHN at Allegheny Health Network, directs the operational strategy for the physician organization and outpatient services. Overseeing the integration of clinical workflows and administrative support, the Chief Operating Officer PO. AHN ensures that outpatient care remains efficient and accessible. This leadership role involves managing the logistics of physician practices to improve patient throughput and service quality. By optimizing the operational structure of the physician network, Cardell Velez supports the broader mission of delivering exceptional healthcare throughout the patient's lifetime. The Chief Operating Officer PO. AHN coordinates with clinical leaders to implement new technologies and care models that enhance the patient experience. Through strategic management of outpatient operations, Velez drives the growth and effectiveness of the network's physician-led services, ensuring that patients receive timely and expert care in every interaction.
Shawn Marek - Chief of Staff & Chief Quality Officer
Shawn Marek, the Chief of Staff & Chief Quality Officer at Allegheny Health Network, manages the integration of clinical quality standards and administrative coordination. Overseeing patient safety initiatives and regulatory compliance, the Chief of Staff & Chief Quality Officer ensures that every hospital adheres to the highest benchmarks of medical excellence. This leadership role involves analyzing clinical data to identify areas for improvement in diagnosis and treatment protocols. By fostering a culture of continuous learning, Shawn Marek drives the implementation of evidence-based practices across the network. The Chief of Staff & Chief Quality Officer collaborates with physicians and nursing leadership to refine care delivery models. Through rigorous quality assurance programs, Marek maintains the network's reputation for providing safe, effective, and compassionate care. This focus on quality outcomes directly supports the organization's goal of improving patient health and longevity.
Nicole Cascio - Chief of Staff To the Chief Medical Officer and Director of Strategic Operations
Nicole Cascio, the Chief of Staff To the Chief Medical Officer and Director of Strategic Operations at Allegheny Health Network, manages the coordination between clinical leadership and strategic planning initiatives. Overseeing the execution of key medical projects, the Chief of Staff To the Chief Medical Officer and Director of Strategic Operations ensures that clinical goals align with the network's broader operational objectives. This leadership role involves facilitating communication across departments to streamline the implementation of new medical innovations. By managing strategic operations, Nicole Cascio supports the Chief Medical Officer in driving excellence in patient diagnosis and treatment. The Chief of Staff To the Chief Medical Officer and Director of Strategic Operations coordinates cross-functional teams to improve the efficiency of clinical services. Through meticulous planning and execution, Cascio ensures that the network remains at the forefront of medical research and compassionate patient care.
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