Thyme Care Executive and Leadership Team

June, 2026

Leadership Overview

Thyme Care has 4 executives leading key functions including strategy, finance, legal, and operations.

Dedicated to transforming the member experience, Thyme Care enhances the cancer journey through personalized navigation and support from expert oncology teams, aiming to improve access, outcomes, and affordability.

Leadership Roles at Thyme Care

  • Chief Financial Officer - Jesse Waldron
  • MD President - Bradford Diephuis
  • Chief of Staff - Jessa Kelley
  • Chief Legal Officer - Michael Markowicz
  • Jesse Waldron - Chief Financial Officer

    Jesse Waldron, the Chief Financial Officer at Thyme Care, architects the financial strategy to support the company's mission of enhancing the cancer journey through personalized navigation. Overseeing all financial operations, Waldron ensures fiscal responsibility and drives initiatives aimed at improving the affordability of cancer care. This critical role involves managing budgets, forecasting financial performance, and securing capital to fuel growth and innovation in oncology navigation. By analyzing financial data and identifying cost-saving opportunities, Jesse Waldron directly contributes to Thyme Care's ability to partner effectively with health plans and provider groups. The financial oversight provided by Waldron is essential for scaling operations and maintaining the 24/7 virtual support offered to members, ultimately transforming the member experience and reducing healthcare costs.
    Jesse Waldron

    Bradford Diephuis - MD President

    Bradford Diephuis, MD President at Thyme Care, drives the clinical strategy and operational excellence, directly enhancing the cancer journey through expert oncology navigation. Diephuis leads the clinical teams, ensuring the delivery of personalized support and improving access, outcomes, and affordability of cancer care for members. This executive role involves translating medical expertise into actionable strategies that align with Thyme Care's mission and its partnerships with health plans and provider groups. By overseeing the quality and efficacy of care navigation, Bradford Diephuis ensures members receive comprehensive and coordinated support. The clinical leadership is fundamental to transforming the member experience and fostering effective communication across the entire cancer care community, solidifying Thyme Care's position as an oncology navigation leader.

    Jessa Kelley - Chief of Staff

    Jessa Kelley, the Chief of Staff at Thyme Care, directs strategic initiatives and operational execution, ensuring alignment with the company's mission to enhance the cancer journey. Overseeing cross-functional projects, Kelley facilitates seamless collaboration between departments, driving the delivery of personalized navigation and support from expert oncology teams. This leadership role involves optimizing internal processes to improve access, outcomes, and affordability of cancer care. By managing key stakeholder relationships and supporting executive decision-making, Jessa Kelley ensures Thyme Care effectively partners with health plans, oncology groups, and primary care groups to deliver comprehensive and coordinated cancer care solutions. The focus remains on transforming the member experience and proactively reducing healthcare costs through enhanced communication across the cancer care community.
    Michael Markowicz, the Chief Legal Officer at Thyme Care, provides strategic legal counsel and ensures compliance across all operations, safeguarding the company's commitment to enhancing the cancer journey. Markowicz oversees all legal matters, including contract negotiation, regulatory adherence, and risk management, supporting Thyme Care's partnerships with health plans and oncology groups. This position is vital for navigating the complex healthcare landscape and ensuring the integrity of personalized navigation and support services. By managing legal frameworks, Michael Markowicz enables the organization to focus on improving access, outcomes, and affordability of cancer care. The legal guidance ensures that Thyme Care can confidently deliver 24/7 virtual support and transform the member experience while mitigating potential risks and maintaining robust communication channels within the cancer care community.
    Michael Markowicz

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    Frequently Asked Questions Regarding Thyme Care Top Executives and Leadership Team

    Who leads Thyme Care?
    Thyme Care is led by Jesse Waldron (Chief Financial Officer), along with executives such as Bradford Diephuis (MD President) and Jessa Kelley (Chief of Staff).
    Who is part of Thyme Care’s executive team?
    The executive team of Thyme Care includes leaders such as Jesse Waldron (Chief Financial Officer), Bradford Diephuis (MD President), Jessa Kelley (Chief of Staff) and other senior executives.
    How many executives does Thyme Care have?
    Thyme Care has 4 executives leading key business areas.
    What roles are included in Thyme Care’s leadership team?
    The leadership team of Thyme Care includes roles such as Chief Financial Officer, MD President, Chief of Staff, Chief Legal Officer.