Rothman Orthopaedics Executive and Leadership Team

July, 2026

Leadership Overview

Rothman Orthopaedics has 8 executives leading key functions including strategy, operations, technology, finance, and clinical leadership.

Dedicated to advancing patient care through innovation and expertise, Rothman Orthopaedics provides comprehensive orthopedic services, driving excellence in musculoskeletal health across its service areas.

Leadership Roles at Rothman Orthopaedics

  • Chief Executive Officer & Co-Founder - Charlotte Castillon
  • Interim Chief Financial Officer - Andy Thung
  • Chief Operating Officer - May Kane
  • President The Robotic Spine Institute of Jersey - Kornelis Poelstra
  • President - Alexander Md
  • President and Chairman of Orthopaedic Surgery - Florida - Daryl Osbahr
  • President - Alexander Vaccaro
  • Chief Information Officer - Bryant Stetz
  • Charlotte Castillon - Chief Executive Officer & Co-Founder

    Charlotte Castillon, the Chief Executive Officer & Co-Founder at Rothman Orthopaedics, directs the overarching strategic vision and operational framework for the organization. Castillon's leadership guides the company's expansion and commitment to delivering high-quality patient care, aligning all departments with the core mission established since the practice's inception. This executive role involves fostering innovation across all service lines and ensuring the sustained growth of the practice. Charlotte Castillon's influence extends to shaping the organizational culture and driving forward the core values that define Rothman Orthopaedics' patient-centric approach. The Chief Executive Officer & Co-Founder's responsibilities encompass setting long-term objectives and ensuring the effective execution of strategies designed to enhance patient outcomes and market leadership.

    Andy Thung - Interim Chief Financial Officer

    Andy Thung, the Interim Chief Financial Officer at Rothman Orthopaedics, directs the financial planning, budgeting, and fiscal management of the organization. Thung's responsibilities include overseeing financial reporting, managing investments, and ensuring the financial health and sustainability of the practice. This critical role involves developing financial strategies that support growth initiatives and operational objectives. The Interim Chief Financial Officer works closely with other executive leaders to allocate resources effectively and maintain compliance with all financial regulations. Andy Thung's expertise is vital in navigating the complex financial landscape of the healthcare industry and ensuring the long-term economic viability of Rothman Orthopaedics.

    May Kane - Chief Operating Officer

    May Kane, the Chief Operating Officer at Rothman Orthopaedics, oversees the day-to-day operational efficiency and service delivery across all facilities. Kane's focus centers on optimizing patient flow, resource allocation, and the implementation of best practices to ensure seamless healthcare experiences. This leadership position involves managing administrative functions, enhancing operational workflows, and driving performance improvements throughout the organization. The Chief Operating Officer ensures that clinical teams have the necessary support and infrastructure to provide exceptional care. May Kane's strategic oversight contributes directly to the organization's ability to scale its services effectively and maintain high standards of operational excellence in the competitive healthcare landscape.

    Kornelis Poelstra - President The Robotic Spine Institute of Jersey

    Kornelis Poelstra, the President The Robotic Spine Institute of Jersey at Rothman Orthopaedics, leads the specialized division focused on advanced robotic spine procedures. Poelstra drives the strategic development and clinical execution of innovative surgical techniques, ensuring the highest standards of patient care and outcomes within this specialized institute. This leadership position involves overseeing the integration of cutting-edge robotic technology into spine surgery protocols and fostering a culture of continuous improvement. The President The Robotic Spine Institute of Jersey is instrumental in expanding access to minimally invasive spinal treatments. Kornelis Poelstra's dedication to pioneering robotic surgery enhances Rothman Orthopaedics' reputation for delivering state-of-the-art orthopedic solutions.
    Kornelis Poelstra

    Alexander Md - President

    Alexander Md, the President at Rothman Orthopaedics, spearheads strategic initiatives and operational oversight for key segments of the organization. Md's leadership focuses on enhancing service delivery, expanding market reach, and ensuring alignment with the company's core mission of providing exceptional orthopedic care. This executive role involves collaborating with various departments to drive growth and improve patient experiences. The President is responsible for implementing strategic plans that foster innovation and operational excellence across designated areas. Alexander Md's contributions are vital to maintaining Rothman Orthopaedics' position as a leader in musculoskeletal health, ensuring that clinical advancements translate into tangible patient benefits.

    Daryl Osbahr - President and Chairman of Orthopaedic Surgery - Florida

    Daryl Osbahr, the President and Chairman of Orthopaedic Surgery - Florida at Rothman Orthopaedics, directs the comprehensive orthopedic surgery services across the Florida region. Osbahr leads clinical teams, sets surgical standards, and drives the expansion of specialized orthopedic care throughout the state. This executive role is pivotal in ensuring the delivery of high-quality patient outcomes and advancing surgical innovation in Florida. The President and Chairman of Orthopaedic Surgery - Florida oversees all aspects of surgical operations, from patient consultation to post-operative care. Daryl Osbahr's leadership strengthens Rothman Orthopaedics' presence and commitment to serving communities in Florida with advanced orthopedic treatments.
    Daryl Osbahr

    Alexander Vaccaro - President

    Alexander Vaccaro, the President at Rothman Orthopaedics, drives the strategic direction and clinical excellence across the organization's extensive network. Vaccaro's leadership emphasizes innovation in orthopedic treatments and the delivery of superior patient care. This executive position involves overseeing research initiatives, fostering collaboration among medical professionals, and ensuring the highest standards of surgical practice. The President is key to advancing the organization's mission and expanding its impact in musculoskeletal health. Alexander Vaccaro's vision guides Rothman Orthopaedics in its pursuit of pioneering new therapies and enhancing the quality of life for patients through comprehensive orthopedic solutions.

    Bryant Stetz - Chief Information Officer

    Bryant Stetz, the Chief Information Officer at Rothman Orthopaedics, architects and manages the organization's technology infrastructure and digital strategy. Stetz drives the adoption of innovative IT solutions to enhance patient care, streamline administrative processes, and ensure data security and integrity. This executive role is critical for leveraging technology to support clinical decision-making and improve operational efficiency. The Chief Information Officer oversees all aspects of information systems, including electronic health records, cybersecurity measures, and digital patient engagement platforms. Bryant Stetz's leadership ensures that Rothman Orthopaedics remains at the forefront of technological advancements within the healthcare sector, supporting both patient access and clinical effectiveness.

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    Frequently Asked Questions Regarding Rothman Orthopaedics Top Executives and Leadership Team

    Who leads Rothman Orthopaedics?
    Rothman Orthopaedics is led by Charlotte Castillon (Chief Executive Officer & Co-Founder), along with executives such as Andy Thung (Interim Chief Financial Officer) and May Kane (Chief Operating Officer).
    Who is part of Rothman Orthopaedics’s executive team?
    The executive team of Rothman Orthopaedics includes leaders such as Charlotte Castillon (Chief Executive Officer & Co-Founder), Andy Thung (Interim Chief Financial Officer), May Kane (Chief Operating Officer) and other senior executives.
    How many executives does Rothman Orthopaedics have?
    Rothman Orthopaedics has 8 executives leading key business areas.
    What roles are included in Rothman Orthopaedics’s leadership team?
    The leadership team of Rothman Orthopaedics includes roles such as Chief Executive Officer & Co-Founder, Interim Chief Financial Officer, Chief Operating Officer, President The Robotic Spine Institute of Jersey, President.