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  • Muhammad S. Ghumman, MD

    Muhammad (Mo) Ghumman, MD, FACC, is an interventional cardiologist with Orlando Health Heart & Vascular Institute. He is board certified in internal medicine, echocardiography, cardiovascular disease and interventional cardiology. He also is a registered physician in vascular interpretation and a fellow of the American College of Cardiology (FACC). His clinical interests include acute coronary intervention as well as peripheral artery disease intervention.

  • Dianna Yang, DO

    Dr. Dianna Yang is a board-certified radiologist with Orlando Health Medical Group Radiology specializing in vascular and interventional radiology. She has cared for patients in Central Florida since 2015.

  • Darwin Clark, MD

    Dr. Darwin Clark is a board-certified diagnostic radiologist with Orlando Health Medical Group Radiology. He uses medical imaging devices such as ultrasound, computed tomography (CT) and magnetic resonance imaging (MRI) to look inside the body to diagnose illnesses and conditions and recommend treatment.

  • Daniel Dauer, MD, MPH

    Dr. Daniel Dauer is a board-certified and fellowship-trained musculoskeletal radiologist with Orlando Health Medical Group Radiology. He cares for patients who need interpretation of their diagnostic imaging, including:

  • Daniel J. Nohra Revilla, DO

    Daniel Nohra Revilla, DO, is a neurologist specializing in headache and facial pain at the Orlando Health Neuroscience Institute Neurology Group. He cares for patients with debilitating headaches and facial pain, customizing treatment based on the type of pain, triggers and other medical conditions.

  • Daniel Brown, DO

    Dr. Daniel Brown is a board-certified diagnostic radiologist and neuroradiologist with Orlando Health Medical Group Radiology. He has a clinical interest in emergency imaging. Dr. Brown cares for patients who need interpretation of their diagnostic imaging, including:

  • Damita Thomas, MD

    Dr. Damita Thomas is a board-certified nuclear medicine specialist with Orlando Health Medical Group Radiology who has more than a decade of experience. She cares for patients who need interpretation of their nuclear imaging, which is used to examine organ function. The most common areas for nuclear scans include:

  • 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:

  • Mary Romain, APRN

    Mary Romain is a board-certified family nurse practitioner (FNP-BC) with Orlando Health Medical Group Urology. She has been a nurse practitioner since 2010 and with Orlando Health Medical Group Urology PUR Clinic since 2015.

  • 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.