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Meet John Jessen-Mattucci: Driven by Curiosity, Dedicated to Client Success

By Accountant, John Jessen-Mattucci No Comments

At DZA, our team is passionate about helping healthcare organizations navigate complex financial and regulatory challenges. That commitment to excellence is something Senior Accountant John Jessen-Mattucci brings to every client’s engagement, combining a passion for learning with a collaborative approach to serving hospitals and healthcare providers.

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Meet Adonys Perez: Solving Complex Challenges with a Client-First Mindset

By Accountant, Adonys Perez No Comments

Whether he’s navigating the details of a Medicare cost report, assisting with a hospital audit, or tackling a challenging accounting issue, Adonys Perez enjoys finding solutions that help clients move forward with confidence. As a Senior Accountant at DZA, he brings a thoughtful, analytical approach to every engagement, while still making client service his top priority.

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Meet Amy Hickey: From Patient Accounts to Financial Leadership

By Accountant, Amy Hickey No Comments

As an Assistant Controller and Senior Accountant at DZA, Amy brings more than a decade of healthcare finance experience to her clients. Her work spans complex reconciliations, month-end close, audit preparation, and Medicare Cost Report support. But what truly sets her apart is perspective. Amy understands healthcare finance from the inside out, since she has experienced it at every level of an organization.

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