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Care designed for the most complex populations, scalable for everyone.

Cityblock Health was founded on the premise that it is not only possible, but critical, to transform outcomes for marginalized populations by delivering high-quality care. Today, Cityblock serves hundreds of thousands of patients across the country with the same clinical compassion, powered by advanced technology and data intelligence.

Image of Cityblock founder and CEO, Toyin Ajayi, standing and speaking at a podium.

Our values

Our business model works because our values guide it. It’s critical that every person on the Cityblock team, and every Cityblock member, feels supported and included as a part of our community. Here are some of our guiding principles:

  • 1. Put members first

    We have the privilege of working in the service of our members. Every decision and every action we take is grounded in earning your trust. We keep our promises and ensure our care teams can always provide you with radically better care—each and every time you need us.

  • 2. Aim for understanding

    We practice clear and supportive communication to earn trust and foster collaboration. We actively listen, we say what we mean, and always seek to understand each other’s perspectives as we share ideas and work together.

  • 3. Be all in

    We show up—for ourselves, for each other, and for our members. We embrace accountability to make real change happen. We think big, we act boldly, and we add value. We know we can only move forward if we move forward together.

Our leadership

  • Dr. Toyin Ajayi

    CEO & Founder

  • Roseline Agboke

    Chief Financial Officer

  • Dr. Alex Billioux

    Chief Health Officer

  • Susan Brown

    Chief Administrative Officer

  • Alberto Lopez-Toledo

    Chief Technology Officer

  • Mike Roaldi

    President

  • Jordan Vroblesky

    Chief People Officer

Join us at Cityblock

Cityblock is headquartered in New York, but we are actively looking for people who share our passion to join us as part of our remote workforce. Check out our open roles.

Image of a community health partner in a blue polo shirt leaning against an open doorway and looking directly into the camera.

Latest news on the block

  • HHCN logo

    Home Health Care News

    Feb 19, 2026
    Cityblock Health Makes The Home ‘Even More Central,’ Expands Long-Term Services, Supports

  • Fierce Healthcare logo

    Fierce Healthcare

    Jan 13, 2026
    Cityblock Health appoints CTO as it looks to scale AI investment

  • Fortune logo

    Fortune

    Nov 5, 2025
    “Healthcare isn’t working for anybody,” says Cityblock Health’s Dr. Toyin Ajayi | Term Sheet