Providers

Elquis Castillo, MD

Elquis Castillo, MD is the founder of Gadsden Cancer Clinic, Hematology and Oncology Associates of Alabama, LLC. Since 1992, he has been instrumental in bringing advanced cancer treatment to the people of Northeast Alabama. Dr. Castillo holds medical degrees from Tulane University and UACA, School of Medicine in San Jose Costa Rica. Before founding HOAA, …

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Candace Roberts, CRNP

Candace Roberts, CRNP has worked with patients at HOAA Gadsden Cancer Clinic for more than a dozen years. She has served as outpatient chemotherapy infusion room supervisor and infusion room team leader. Today she leads the entire medical team as clinic director. Before her time at Gadsden Cancer Clinic, she worked as a charge nurse …

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Heather Corbin, CRNP

Heather Corbin, CRNP has worked with patients at HOAA Gadsden Cancer Clinic for more than seven years. Heather holds a master’s degree in nursing from the University of Alabama at Birmingham and a bachelor’s degree from the University of Alabama in Huntsville. Heather is a member of Sigma Theta Tau, the International Honor Society of …

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Hannah Slezak, PA-C

Hannah Slezak, PA-C has worked in healthcare for more than a decade and has been on staff at HOAA Gadsden Cancer Clinic as a physician assistant since March 2023. Before her time at Gadsden Cancer Clinic, she was responsible for overseeing the infusion center at Erlanger Health Systems in Chattanooga, Tenn. Hannah holds a master’s …

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Kevin Lee, MD

Kevin Lee, MD is a radiation oncologist wth Scion Radiation Oncology at Gadsden Regional Medical Center. Dr. Lee specializes in performing radiation treatment for patients with cancer and those with certain noncancerous conditions. Dr. Lee received his doctor of medicine from Augusta University through a partnership with the University of Georgia. He holds a Ph.D. …

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