CenterWell Senior Primary Care Executive and Leadership Team

September, 2026

Leadership Overview

CenterWell Senior Primary Care has 10 executives leading key functions including strategy, financial oversight, clinical operations, and regional market growth.

Committed to transforming healthcare for older adults, CenterWell Senior Primary Care delivers personalized, relationship-based medical services that prioritize preventive care and long-term wellness planning across its national network.

Leadership Roles at CenterWell Senior Primary Care

  • President & Chief Executive Officer - Shirley Charette
  • Chief Financial Officer - Kirk Herrmann
  • Chief Financial Officer & Director, Investment - Imad Dirani
  • Market President - Duriel Garner
  • Chief of Staff & Director, Strategy Advancement - Kerri Tamer
  • Chief Marketing Officer, Market Louisiana & Mississippi - Kyle Md Mba-hcm
  • Chief Medical Officer, Market & Chief Marketing Officer - Vivian Ayoub
  • Vice President, Regional Chief Marketing Officer - Misha Rhodes
  • Chief Medical Officer - Ahunna Okwubunka-Anyim
  • Chief Medical Officer, Market - Soett Estrada
  • Shirley Charette - President & Chief Executive Officer

    Shirley Charette, the President & Chief Executive Officer at CenterWell Senior Primary Care, directs the overarching strategic vision for the organization. Charette oversees the expansion of the medical center network, ensuring that the delivery of comprehensive primary care remains aligned with the specific needs of senior populations. By fostering a culture of patient-focused healthcare, the President & Chief Executive Officer drives initiatives that improve chronic disease management and preventive health outcomes. Shirley Charette maintains close collaboration with the board and senior leadership to secure the long-term sustainability of the care model. Through rigorous operational oversight, the President & Chief Executive Officer ensures that every clinic maintains high standards of service quality. This leadership role involves navigating complex healthcare landscapes to enhance accessibility for older adults. Ultimately, Charette secures the organization's position as a leader in senior-focused medical services by championing innovation in personalized care delivery.

    Kirk Herrmann - Chief Financial Officer

    Kirk Herrmann, the Chief Financial Officer at CenterWell Senior Primary Care, manages the fiscal health and capital allocation strategies for the organization. Herrmann directs financial planning, budgeting, and resource distribution to support the growth of the medical center network. By analyzing market trends and operational costs, the Chief Financial Officer ensures that the organization maintains the financial stability required to provide high-quality, accessible care to seniors. Kirk Herrmann collaborates with executive leadership to evaluate investment opportunities in new clinical technologies and facility expansions. This role involves monitoring revenue cycles and optimizing cost structures to sustain the long-term wellness objectives of the patient population. Through precise financial modeling, the Chief Financial Officer supports the expansion of preventive care services across diverse regions. Ultimately, Herrmann provides the fiscal foundation necessary for the organization to deliver consistent, relationship-based healthcare to older adults nationwide.

    Imad Dirani - Chief Financial Officer & Director, Investment

    Imad Dirani, the Chief Financial Officer & Director, Investment at CenterWell Senior Primary Care, manages the organization's capital investment strategy and long-term financial health. Dirani directs the evaluation of new medical center sites and technology acquisitions to support the growth of the primary care network. By analyzing the return on investment for clinical infrastructure, the Chief Financial Officer & Director, Investment ensures that resources are allocated to maximize patient care quality. Imad Dirani collaborates with the executive team to identify opportunities for scaling the care model into new markets. This leadership role involves balancing fiscal responsibility with the need for continuous innovation in chronic disease management and preventive services. Through strategic investment planning, the Chief Financial Officer & Director, Investment secures the financial resources necessary for sustained operational excellence. Ultimately, Dirani drives the organization's expansion by ensuring that every capital decision supports the mission of providing superior healthcare to seniors.
    Imad Dirani

    Duriel Garner - Market President

    Duriel Garner, the Market President at CenterWell Senior Primary Care, directs the operational success and growth of the organization within a designated geographic market. Garner oversees the performance of medical centers, ensuring that each facility delivers on the promise of accessible, coordinated, and patient-focused healthcare. By managing local clinical teams and administrative staff, the Market President drives the implementation of preventive care and chronic disease management programs. Duriel Garner collaborates with regional leadership to align local operations with the broader organizational mission of supporting senior health. This leadership role involves optimizing clinic workflows to ensure that patients receive personalized attention and feel actively involved in their healthcare journey. Through effective market management, the Market President ensures that the organization maintains a strong presence and high service standards. Ultimately, Garner drives operational efficiency and patient satisfaction, securing the organization's impact on the health of the local senior population.

    Kerri Tamer - Chief of Staff & Director, Strategy Advancement

    Kerri Tamer, the Chief of Staff & Director, Strategy Advancement at CenterWell Senior Primary Care, coordinates cross-functional initiatives to execute the organization's long-term mission. Tamer directs the alignment of internal processes with strategic goals, ensuring that clinical teams remain focused on personalized, relationship-based care. By facilitating communication between the executive suite and operational departments, the Chief of Staff & Director, Strategy Advancement drives efficiency in the implementation of new healthcare models. Kerri Tamer monitors the progress of key strategic projects, adjusting workflows to meet the evolving needs of senior patients. This leadership role involves synthesizing complex data into actionable plans that support chronic disease management and preventive health. Through meticulous project management, the Chief of Staff & Director, Strategy Advancement ensures that the organization maintains its commitment to high-quality medical services. Ultimately, Tamer optimizes organizational performance to improve the overall healthcare journey for older adults.

    Kyle Md Mba-hcm - Chief Marketing Officer, Market Louisiana & Mississippi

    Kyle Md Mba-hcm, the Chief Marketing Officer, Market Louisiana & Mississippi at CenterWell Senior Primary Care, architects the outreach and engagement strategies for the Gulf Coast region. Md Mba-hcm directs the development of community-based programs that connect older adults with the organization's primary care services. By analyzing regional health needs, the Chief Marketing Officer, Market Louisiana & Mississippi ensures that marketing efforts effectively communicate the value of preventive care and chronic disease management. Kyle Md Mba-hcm collaborates with local clinical teams to build trust and foster long-term relationships with patients. This leadership role involves expanding the organization's footprint in Louisiana and Mississippi through targeted awareness campaigns and strategic partnerships. Through data-driven outreach, the Chief Marketing Officer, Market Louisiana & Mississippi increases access to personalized medical care for senior populations. Ultimately, Md Mba-hcm drives regional growth by positioning the organization as the premier choice for senior-focused healthcare.
    Kyle Md Mba-hcm

    Vivian Ayoub - Chief Medical Officer, Market & Chief Marketing Officer

    Vivian Ayoub, the Chief Medical Officer, Market & Chief Marketing Officer at CenterWell Senior Primary Care, integrates clinical excellence with market-facing growth strategies. Ayoub directs the medical standards for regional clinics while simultaneously overseeing the communication of these services to the public. By ensuring that clinical care plans remain tailored to individual health goals, the Chief Medical Officer, Market & Chief Marketing Officer maintains the integrity of the patient-focused model. Vivian Ayoub collaborates with care teams to refine preventive health protocols and chronic disease management strategies. This leadership role involves bridging the gap between medical outcomes and community engagement to attract and retain senior patients. Through the alignment of clinical quality and brand messaging, the Chief Medical Officer, Market & Chief Marketing Officer strengthens the organization's market presence. Ultimately, Ayoub ensures that the delivery of healthcare remains both medically sound and accessible to the target population.

    Misha Rhodes - Vice President, Regional Chief Marketing Officer

    Misha Rhodes, the Vice President, Regional Chief Marketing Officer at CenterWell Senior Primary Care, executes broad market expansion strategies across multiple territories. Rhodes directs the development of regional brand initiatives that highlight the organization's commitment to comprehensive primary care for seniors. By identifying key demographic trends, the Vice President, Regional Chief Marketing Officer ensures that outreach efforts effectively reach older adults in need of coordinated medical services. Misha Rhodes collaborates with local leadership to tailor marketing messages to specific regional health challenges and community needs. This leadership role involves overseeing the implementation of engagement campaigns that support preventive care and long-term wellness planning. Through strategic brand positioning, the Vice President, Regional Chief Marketing Officer drives patient acquisition and strengthens the organization's reputation for quality care. Ultimately, Rhodes expands the reach of the care model, ensuring that more seniors benefit from personalized, relationship-based medical attention.

    Ahunna Okwubunka-Anyim - Chief Medical Officer

    Ahunna Okwubunka-Anyim, the Chief Medical Officer at CenterWell Senior Primary Care, directs the clinical standards and medical quality across the entire organization. Okwubunka-Anyim oversees the development of preventive care protocols and chronic disease management strategies that define the patient-focused model. By ensuring that physicians and care teams spend meaningful time with each patient, the Chief Medical Officer maintains the integrity of the relationship-based healthcare delivery system. Ahunna Okwubunka-Anyim collaborates with clinical leadership to refine care plans that address both immediate health concerns and long-term wellness objectives. This leadership role involves monitoring medical outcomes to ensure that the organization consistently meets the needs of senior populations. Through rigorous clinical oversight, the Chief Medical Officer drives improvements in the quality of care available to patients. Ultimately, Okwubunka-Anyim ensures that every medical center provides attentive, collaborative, and effective healthcare that empowers seniors to lead healthier lives.
    Ahunna Okwubunka-Anyim

    Soett Estrada - Chief Medical Officer, Market

    Soett Estrada, the Chief Medical Officer, Market at CenterWell Senior Primary Care, directs the clinical operations and medical quality within a specific regional market. Estrada oversees the implementation of the organization's care model, ensuring that physicians and care teams provide personalized, relationship-based medical services to seniors. By focusing on preventive care and chronic disease management, the Chief Medical Officer, Market drives improvements in patient health outcomes across the region. Soett Estrada collaborates with local clinic directors to ensure that care plans are tailored to the specific medical history and lifestyle goals of each patient. This leadership role involves monitoring clinical performance metrics to maintain high standards of service and patient satisfaction. Through attentive consultations and collaborative decision-making, the Chief Medical Officer, Market ensures that patients feel supported in their healthcare journey. Ultimately, Estrada secures the clinical success of the organization by fostering a culture of excellence and patient-centered care.

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    Frequently Asked Questions Regarding CenterWell Senior Primary Care Top Executives and Leadership Team

    Who leads CenterWell Senior Primary Care?
    CenterWell Senior Primary Care is led by Shirley Charette (President & Chief Executive Officer), along with executives such as Kirk Herrmann (Chief Financial Officer) and Imad Dirani (Chief Financial Officer & Director, Investment).
    Who is part of CenterWell Senior Primary Care’s executive team?
    The executive team of CenterWell Senior Primary Care includes leaders such as Shirley Charette (President & Chief Executive Officer), Kirk Herrmann (Chief Financial Officer), Imad Dirani (Chief Financial Officer & Director, Investment) and other senior executives.
    How many executives does CenterWell Senior Primary Care have?
    CenterWell Senior Primary Care has 10 executives leading key business areas.
    What roles are included in CenterWell Senior Primary Care’s leadership team?
    The leadership team of CenterWell Senior Primary Care includes roles such as President & Chief Executive Officer, Chief Financial Officer, Chief Financial Officer & Director, Investment, Market President, Chief of Staff & Director, Strategy Advancement.