Search Results
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Marc Johannsen, DO
Dr. Marc Johannsen is a diagnostic radiologist with Orlando Health Medical Group Radiology. He spent a decade providing radiology services for the U.S. Navy, and his skills include obtaining and interpreting:
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Mary K. Reischmann, MD
Mary Kate Reischmann, MD, is a board-certified pulmonologist with Orlando Health Medical Group Pulmonary and Sleep Medicine. Specializing in diseases, conditions and injuries of the respiratory system and critical care, Dr. Reischmann treats cystic fibrosis, asthma, lung cancer, chronic obstructive pulmonary disease (COPD) and more.
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Mark Arthur Vollenweider, MD
Mark Vollenweider, MD is a board-certified interventional pulmonologist with the Rod Taylor Thoracic Care Center at Orlando Health Cancer Institute, where he also is part of the lung cancer and lung nodule screening program. As a leader in interventional pulmonology, Dr. Vollenweider is skilled at treating patients with conditions ranging from cancer to lung nodules and at using a variety of minimally invasive procedures and diagnostic techniques. He is expertly trained on both the Ion and robotic bronchoscopy platforms that help diagnose and treat lung issues for optimal results. These advanced robotic systems support earlier detection of lung cancer by more easily accessing the disease location and more accurately determining lesion size.
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Marshall Chandler Cress, MD
Neurological Surgery
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Marc Underhill, MD
Dr. Marc Underhill is a board-certified and fellowship-trained vascular and interventional radiologist with Orlando Health Medical Group Radiology. He has been working as a radiologist and teaching medical residents for the past decade. As both an interventional and diagnostic radiologist, Dr. Underhill can capture and interpret medical images and perform minimally invasive procedures using those images as a guide. His skills include:
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Holly Saunders, MD
Dr. Holly Saunders is a board-certified diagnostic radiologist with Orlando Health Medical Group Radiology. She has served patients in Central Florida for 25 years with expertise covering breast imaging and intervention and general radiology.
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Naren Ramakrishna, MD, PhD
Dr. Naren Ramakrishna is a board-certified radiation oncologist with the pediatric brain tumor program at Orlando Health Arnold Palmer Hospital for Children and director of the pediatric and adult proton therapy programs at the Orlando Health Cancer Institute. He cares for children as well as adults, and his specialties include:
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Harmanjit Sidhu, MD
Dr. Harmanjit Sidhu is a board-certified radiologist with Orlando Health Medical Group Radiology, specializing in diagnostic radiology and neuroradiology. He has cared for patients in Central Florida since 2007 and believes every patient deserves the best he can possibly offer.
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Carlos R. Zayas-Torres, MD
Carlos R. Zayas-Torres, MD, is a board-certified cardiologist with the Orlando Health Heart & Vascular Institute. He is dedicated to providing patients compassionate care with the most advanced technologies and clinical treatments.
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Carlos E. Arrieta Garcia, MD
Carlos Arrieta, MD, is a board-certified cardiac electrophysiologist with Orlando Health Heart & Vascular Institute. He specializes in providing advanced testing, diagnosis and treatment for patients with arrhythmia.
