Pediatrix Medical Group Executive and Leadership Team

May, 2026

Leadership Overview

Pediatrix Medical Group has 10 executives leading key functions including finance, operations, and legal.

Driven by a commitment to excellence, Pediatrix Medical Group provides coordinated, compassionate, and clinically excellent services across the continuum of care, bolstering high-quality, evidence-based care through significant investments in research, education, quality improvement, and safety initiatives.

Leadership Roles at Pediatrix Medical Group

  • Chief Financial Officer - Richard Graver
  • Executive Vice President & Chief Financial Officer & Treasurer - Kasandra Rossi
  • President - Peter Winocur
  • Division President (West) - Kevin Pitzer
  • President - Joseph Calabro
  • President - Jorge Del Toro
  • Group Regional President, Pediatrix Medical - Carlos Perez
  • Division President, Operations (East) - Nicholas Glaser
  • Senior Vice President, Chief Information Officer - Cheryl VanPatten
  • Vice President, Senior Deputy General Counsel and Deputy Chief Administrative Officer - Michael Santana
  • Richard Graver - Chief Financial Officer

    Richard Graver, the Chief Financial Officer at Pediatrix Medical Group, directs the company's financial strategy and operations. Graver oversees all fiscal activities, including financial planning, budgeting, and reporting, ensuring robust financial health and compliance with regulatory standards. This leadership role involves managing capital allocation and optimizing financial performance to support the organization's growth objectives. Graver's oversight extends to treasury functions and investor relations, maintaining strong relationships with financial stakeholders. By implementing rigorous financial controls, Richard Graver ensures the company's resources are utilized effectively to advance its mission of providing high-quality, evidence-based care across the continuum of services offered by Pediatrix Medical Group.

    Kasandra Rossi - Executive Vice President & Chief Financial Officer & Treasurer

    Kasandra Rossi, the Executive Vice President & Chief Financial Officer & Treasurer at Pediatrix Medical Group, executes comprehensive financial management and treasury operations. Rossi's responsibilities encompass strategic financial planning, capital management, and ensuring the company's fiscal stability and compliance. This executive role involves directing all aspects of the company's financial health, including budgeting, forecasting, and financial reporting, while also managing the company's cash flow and investment strategies. Rossi's leadership ensures that financial resources are aligned with the organization's commitment to providing coordinated, compassionate, and clinically excellent services. Through meticulous oversight of financial activities, Kasandra Rossi drives operational efficiency and supports the long-term growth and success of Pediatrix Medical Group's physician services.
    Kasandra Rossi

    Peter Winocur - President

    Peter Winocur, the President at Pediatrix Medical Group, directs the overall strategic vision and operational execution of the organization. Winocur's leadership guides the company's commitment to providing coordinated, compassionate, and clinically excellent services to women, babies, and children across the continuum of care. This executive role involves fostering a culture of high-quality, evidence-based care, supported by significant investments in research, education, quality improvement, and safety initiatives. Winocur's strategic direction ensures alignment across all departments and clinical specialties, from obstetrics and neonatology to pediatric subspecialties and primary care clinics. Through decisive leadership, Peter Winocur drives the advancement of Pediatrix Medical Group's mission and its impact on patient outcomes nationwide.

    Kevin Pitzer - Division President (West)

    Kevin Pitzer, the Division President (West) at Pediatrix Medical Group, spearheads operational leadership and strategic growth across the western regions. Pitzer directs the delivery of coordinated, compassionate, and clinically excellent services, ensuring adherence to the company's high-quality, evidence-based care standards. This role involves overseeing market expansion, optimizing clinical operations, and fostering strong relationships with hospital partners and affiliated clinicians within the western division. Pitzer's focus is on enhancing patient outcomes and driving operational efficiency in pediatric subspecialties, maternal-fetal medicine, and neonatology services. By leading regional initiatives, Kevin Pitzer ensures the effective implementation of Pediatrix Medical Group's mission and its commitment to advancing research, education, and safety.

    Joseph Calabro - President

    Joseph Calabro, the President at Pediatrix Medical Group, drives the strategic direction and operational excellence of the organization. Calabro's leadership ensures the consistent delivery of coordinated, compassionate, and clinically excellent services across the full continuum of care, encompassing hospital settings and office-based practices. This executive position involves guiding the company's commitment to high-quality, evidence-based care, supported by substantial investments in research, education, quality improvement, and safety initiatives. Calabro's oversight extends to fostering innovation and collaboration among physician-led teams. Through strategic vision and operational management, Joseph Calabro advances Pediatrix Medical Group's mission to improve the health and well-being of women, babies, and children.

    Jorge Del Toro - President

    Jorge Del Toro, the President at Pediatrix Medical Group, directs the strategic initiatives and operational performance of the company. Del Toro's leadership champions the delivery of coordinated, compassionate, and clinically excellent services, ensuring that care standards meet the highest benchmarks across all specialties, including obstetrics, neonatology, and pediatric subspecialties. This executive role focuses on enhancing the patient experience and supporting the clinical teams dedicated to women, babies, and children. Del Toro's oversight reinforces the company's dedication to evidence-based care and its significant investments in research, education, quality improvement, and safety. By guiding strategic priorities, Jorge Del Toro advances the mission of Pediatrix Medical Group nationwide.

    Carlos Perez - Group Regional President, Pediatrix Medical

    Carlos Perez, the Group Regional President, Pediatrix Medical at Pediatrix Medical Group, leads comprehensive regional operations and strategic development. Perez directs the provision of coordinated, compassionate, and clinically excellent services, ensuring consistent quality across diverse clinical settings and specialties. This leadership role involves overseeing market performance, driving operational efficiencies, and cultivating strong partnerships within the regions managed. Perez's focus is on advancing the company's mission through evidence-based practices and supporting initiatives in research, education, quality improvement, and safety. By guiding regional strategies, Carlos Perez ensures Pediatrix Medical Group effectively serves women, babies, and children while maintaining its commitment to clinical excellence.

    Nicholas Glaser - Division President, Operations (East)

    Nicholas Glaser, the Division President, Operations (East) at Pediatrix Medical Group, manages and optimizes operational functions across the eastern division. Glaser directs the implementation of coordinated, compassionate, and clinically excellent services, ensuring adherence to the company's rigorous standards for patient care. This executive role focuses on enhancing operational efficiency, driving growth, and supporting the clinical teams dedicated to women, babies, and children. Glaser's leadership ensures that the eastern division effectively contributes to the company's overall mission, reinforcing investments in research, education, quality improvement, and safety initiatives. By overseeing eastern operations, Nicholas Glaser strengthens Pediatrix Medical Group's presence and impact in key markets.

    Cheryl VanPatten - Senior Vice President, Chief Information Officer

    Cheryl VanPatten, the Senior Vice President, Chief Information Officer at Pediatrix Medical Group, architects the company's technology strategy and digital infrastructure. VanPatten oversees all information technology operations, including systems development, data security, and the implementation of innovative technological solutions to enhance patient care and operational efficiency. This critical role ensures that the organization's IT resources effectively support its mission of delivering coordinated, compassionate, and clinically excellent services across the continuum of care. VanPatten's leadership drives the integration of advanced technologies to bolster research, education, quality improvement, and safety initiatives. By managing the company's technological landscape, Cheryl VanPatten ensures Pediatrix Medical Group remains at the forefront of healthcare innovation and operational excellence.

    Michael Santana - Vice President, Senior Deputy General Counsel and Deputy Chief Administrative Officer

    Michael Santana, the Vice President, Senior Deputy General Counsel and Deputy Chief Administrative Officer at Pediatrix Medical Group, provides critical legal and administrative oversight. Santana directs the company's legal affairs and administrative functions, ensuring compliance with all relevant regulations and statutes while supporting strategic business objectives. This role involves managing legal risks, advising on corporate governance, and overseeing administrative processes that facilitate the delivery of coordinated, compassionate, and clinically excellent services. Santana's expertise bolsters the company's commitment to high-quality, evidence-based care and its initiatives in research, education, quality improvement, and safety. By ensuring robust legal and administrative frameworks, Michael Santana supports the sustained success and ethical operations of Pediatrix Medical Group.

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    Frequently Asked Questions Regarding Pediatrix Medical Group Top Executives and Leadership Team

    Who leads Pediatrix Medical Group?
    Pediatrix Medical Group is led by Richard Graver (Chief Financial Officer), along with executives such as Kasandra Rossi (Executive Vice President & Chief Financial Officer & Treasurer) and Peter Winocur (President).
    Who is part of Pediatrix Medical Group’s executive team?
    The executive team of Pediatrix Medical Group includes leaders such as Richard Graver (Chief Financial Officer), Kasandra Rossi (Executive Vice President & Chief Financial Officer & Treasurer), Peter Winocur (President) and other senior executives.
    How many executives does Pediatrix Medical Group have?
    Pediatrix Medical Group has 10 executives leading key business areas.
    What roles are included in Pediatrix Medical Group’s leadership team?
    The leadership team of Pediatrix Medical Group includes roles such as Chief Financial Officer, Executive Vice President & Chief Financial Officer & Treasurer, President, Division President (West), President.