Sergiy Kozak

Chief Executive Officer (CEO)

Sergiy Kozak is the Chief Executive Officer of MendZak and brings extensive leadership experience in healthcare administration and operations. He has led complex clinical programs within large hospital systems, with a strong focus on operational efficiency, compliance, revenue cycle coordination, and interdisciplinary collaboration.

With a background in health services administration, Sergiy has overseen provider operations, billing workflows, staffing coordination, and system-level process improvement initiatives. His expertise lies in building scalable, compliant infrastructures that allow healthcare professionals to focus on delivering high-quality care while maintaining operational stability.

At MendZak, Sergiy oversees strategic growth, operational integrity, and partner alignment. He plays a key role in ensuring that MendZak’s consulting services are delivered with precision, accountability, and a deep understanding of the realities faced by modern healthcare practices.