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GCSA Management Team
Our clinical and administrative team is committed to providing the highest level of customer service and compassionate care for every GCSA patient.
John Spiekerman Executive Director
Leroy Bernal Financial Director
Darryl Bivens, MCSE, MCP Information Technology Director
Cheryl Peery Controller
Jenny Bivens Scheduling Manager
Jean Cooper Revenue Cycle Manager
Marisa Diaz Authorizations Manager
Annette Morrison ASC Director
Yolanda Gorham Clinic Manager – Medical Center
Trish Ball Clinic Manager - Stone Oak
Nastasja Serrano Clinic Manager - Northeast
Joyclynn Kay HR Generalist
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