R1 RCM Executive and Leadership Team

July, 2026

Leadership Overview

R1 RCM has 10 executives leading key functions including operations, technology, marketing, and regional management.

Driven by innovation, R1 RCM is dedicated to transforming healthcare revenue cycle management through advanced technology and operational excellence, enhancing financial performance for providers and improving patient financial experiences.

Leadership Roles at R1 RCM

  • Chief Operating Officer - Nikolaus Trotta
  • Executive Vice President & Chief Operating Officer - Tom Lesica
  • President, Eastern Operations - Alexander Cibenko
  • President, Phare OS - Christopher Hartemayer
  • President At R1 RCM - John Sparby
  • President, R1 RCM - David Wojczynski
  • Chief Technology Officer - Eric Tagliere
  • Executive Vice President & Chief Marketing Officer - Cheryl Miller
  • Global GRC Executive, Chief of Staff - Paul Gneco
  • Chief Technology Officer & Lead Mobile Engineer - Reza Esfandiari
  • Nikolaus Trotta - Chief Operating Officer

    Nikolaus Trotta, the Chief Operating Officer at R1 RCM, directs the company's extensive operational framework. Overseeing daily business activities, Trotta ensures the efficient execution of revenue cycle management solutions for hospitals, health systems, and physician groups. This leadership role involves optimizing workflows, managing global teams, and implementing best practices to enhance provider financial performance and streamline administrative processes. Trotta's focus centers on leveraging technology-enabled services and operational expertise to improve patient financial experiences. By driving operational efficiency, Nikolaus Trotta directly supports R1 RCM's mission to enable healthcare organizations to manage complex financial workflows associated with patient care more effectively. The Chief Operating Officer's responsibilities include ensuring seamless integration of services and maintaining high standards of service delivery across all client engagements, contributing significantly to the company's market position in healthcare revenue cycle management.

    Tom Lesica - Executive Vice President & Chief Operating Officer

    Tom Lesica, the Executive Vice President & Chief Operating Officer at R1 RCM, spearheads critical operational initiatives. Lesica directs the execution of R1 RCM's service delivery models, ensuring optimal performance and client satisfaction across its revenue cycle management solutions. This role involves managing large-scale operations, optimizing resource allocation, and driving process improvements to enhance the financial performance of healthcare providers. The Executive Vice President & Chief Operating Officer's focus is on translating R1 RCM's technological capabilities and operational expertise into tangible benefits for hospitals, health systems, and physician groups. By overseeing the day-to-day operational success, Tom Lesica ensures that R1 RCM effectively addresses the complexities of patient financial experiences and administrative workflows. Lesica's leadership is vital for maintaining service excellence and supporting the company's strategic goals in the competitive healthcare revenue cycle management market.

    Alexander Cibenko - President, Eastern Operations

    Alexander Cibenko, the President, Eastern Operations at R1 RCM, directs the company's strategic initiatives and operational oversight across the eastern region. Cibenko is responsible for driving business growth, managing client relationships, and ensuring the effective delivery of revenue cycle management solutions to healthcare providers in this key geographic area. This leadership position involves aligning regional operations with R1 RCM's overall mission to improve financial performance and patient financial experiences. Alexander Cibenko's deep understanding of the eastern market dynamics allows for tailored strategies that address specific regional challenges and opportunities. The President, Eastern Operations plays a vital role in expanding R1 RCM's footprint and reinforcing its commitment to serving healthcare organizations throughout the eastern United States. Cibenko's leadership ensures operational excellence and client success in a significant market segment.
    Alexander Cibenko

    Christopher Hartemayer - President, Phare OS

    Christopher Hartemayer, the President, Phare OS at R1 RCM, leads the strategic direction and operational execution for the Phare OS division. Hartemayer focuses on optimizing the performance and capabilities of this specific operational segment within R1 RCM's broader revenue cycle management services. This leadership role involves driving innovation, enhancing service delivery, and ensuring that Phare OS contributes significantly to R1 RCM's mission of improving healthcare provider financial performance. Christopher Hartemayer's oversight ensures that the Phare OS operations are aligned with advanced analytics, automation technologies, and a global workforce strategy. By leading this specialized division, Hartemayer plays a key part in R1 RCM's ability to manage complex financial workflows and enhance patient financial experiences. The President, Phare OS is instrumental in advancing R1 RCM's technological and operational expertise.

    John Sparby - President At R1 RCM

    John Sparby, the President At R1 RCM, holds a pivotal leadership position within the organization. Sparby directs key strategic and operational functions, contributing to R1 RCM's overarching goal of transforming healthcare revenue cycle management. This role involves overseeing significant business units and driving initiatives that enhance financial performance for hospitals, health systems, and physician groups. John Sparby's leadership ensures that R1 RCM's technology-enabled services and operational expertise are effectively deployed to streamline administrative processes and improve patient financial experiences. By guiding critical aspects of the company's operations, Sparby supports R1 RCM's mission to enable healthcare organizations to manage complex financial workflows more efficiently. The President At R1 RCM's influence is crucial in maintaining the company's competitive edge and fostering sustainable growth within the healthcare technology sector.
    John Sparby

    David Wojczynski - President, R1 RCM

    David Wojczynski, the President, R1 RCM, leads the company's comprehensive strategic direction and operational execution. Wojczynski is responsible for driving R1 RCM's mission to revolutionize healthcare revenue cycle management, focusing on enhancing financial performance for providers and improving patient financial experiences. This executive role involves overseeing all aspects of the business, from technological innovation to operational efficiency, ensuring seamless integration of services. David Wojczynski's leadership guides the company in leveraging advanced analytics, automation, and a skilled global workforce to address the complexities of healthcare financial workflows. The President, R1 RCM's commitment to operational excellence and client success is fundamental to R1 RCM's position as a leader in the healthcare technology and services sector. Wojczynski's vision propels R1 RCM forward in its pursuit of transforming healthcare administration.
    David Wojczynski

    Eric Tagliere - Chief Technology Officer

    Eric Tagliere, the Chief Technology Officer at R1 RCM, architects the company's technological vision and strategy. Tagliere directs the development and implementation of advanced analytics and automation technologies that underpin R1 RCM's revenue cycle management solutions. This involves overseeing the technology infrastructure, ensuring its scalability, security, and alignment with the evolving needs of healthcare providers. The Chief Technology Officer's role is critical in driving innovation, enhancing the efficiency of financial workflows, and improving the patient financial experience through cutting-edge digital tools. By leading the technology teams, Eric Tagliere ensures that R1 RCM remains at the forefront of healthcare technology services, enabling organizations to manage complex administrative functions more effectively. This leadership position is key to maintaining the company's competitive edge and delivering superior value to clients in the healthcare revenue cycle management sector.
    Eric Tagliere

    Cheryl Miller - Executive Vice President & Chief Marketing Officer

    Cheryl Miller, the Executive Vice President & Chief Marketing Officer at R1 RCM, drives the company's market presence and brand strategy. Miller oversees all marketing initiatives, including demand generation, corporate communications, and market positioning for R1 RCM's revenue cycle management solutions. This leadership role focuses on articulating the value proposition of R1 RCM's technology-enabled services and operational expertise to hospitals, health systems, and physician groups. By enhancing the company's visibility and communicating its impact on financial performance and patient experiences, Cheryl Miller supports R1 RCM's growth objectives. The Chief Marketing Officer's efforts are crucial in highlighting how R1 RCM helps healthcare organizations navigate complex financial workflows and administrative challenges. Miller's strategic direction ensures that R1 RCM's message resonates with key stakeholders, reinforcing its position as a leader in the healthcare revenue cycle management sector.

    Paul Gneco - Global GRC Executive, Chief of Staff

    Paul Gneco, the Global GRC Executive, Chief of Staff at R1 RCM, provides strategic leadership and oversight for Governance, Risk, and Compliance initiatives. Gneco ensures that R1 RCM's operations and services adhere to the highest industry standards and regulatory requirements within the healthcare sector. This critical role involves developing and implementing robust GRC frameworks that support the company's revenue cycle management solutions and protect client data. As Chief of Staff, Paul Gneco also facilitates strategic planning and execution, working closely with executive leadership to align operational efforts with the company's mission. Gneco's expertise is essential in navigating the complex regulatory landscape, thereby enhancing R1 RCM's credibility and operational integrity. The Global GRC Executive's contributions are fundamental to maintaining client trust and ensuring the sustainable growth of R1 RCM's business.

    Reza Esfandiari - Chief Technology Officer & Lead Mobile Engineer

    Reza Esfandiari, the Chief Technology Officer & Lead Mobile Engineer at R1 RCM, drives the innovation and development of mobile technology solutions. Esfandiari leads the engineering teams responsible for creating and enhancing mobile applications that support R1 RCM's revenue cycle management services. This dual role emphasizes a hands-on approach to technology development, ensuring that mobile platforms are robust, user-friendly, and integrated seamlessly with the company's broader technology infrastructure. The Chief Technology Officer & Lead Mobile Engineer's work is crucial for improving patient access and engagement through mobile channels, directly impacting the patient financial experience. Reza Esfandiari's technical leadership ensures that R1 RCM leverages the latest advancements in mobile technology to optimize financial workflows and administrative processes for healthcare providers. This focus on mobile innovation strengthens R1 RCM's service offerings in the competitive healthcare technology market.

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    Frequently Asked Questions Regarding R1 RCM Top Executives and Leadership Team

    Who leads R1 RCM?
    R1 RCM is led by Nikolaus Trotta (Chief Operating Officer), along with executives such as Tom Lesica (Executive Vice President & Chief Operating Officer) and Alexander Cibenko (President, Eastern Operations).
    Who is part of R1 RCM’s executive team?
    The executive team of R1 RCM includes leaders such as Nikolaus Trotta (Chief Operating Officer), Tom Lesica (Executive Vice President & Chief Operating Officer), Alexander Cibenko (President, Eastern Operations) and other senior executives.
    How many executives does R1 RCM have?
    R1 RCM has 10 executives leading key business areas.
    What roles are included in R1 RCM’s leadership team?
    The leadership team of R1 RCM includes roles such as Chief Operating Officer, Executive Vice President & Chief Operating Officer, President, Eastern Operations, President, Phare OS, President At R1 RCM.