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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.

  • 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.

  • 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:

  • Marshall Chandler Cress, MD

    Neurological Surgery

  • 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.

  • 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.

  • Edgar H. Sanchez, MD

    Edgar Sanchez, MD, joined Orlando Health Physicians in 2015. Dr. Sanchez is board certified in infectious diseases and internal medicine and is a current member of the Infectious Diseases Society of America and the American College of Physicians.

  • Eric LaMar Saunders, MD

    Dr. Eric Saunders is a board-certified radiation oncologist at the Orlando Health Cancer Institute. His specialties include:

  • Farah Joyce Bess, APRN

    Farah Bess is a certified registered nurse (RN) at Orlando Health Medical Group Infectious Diseases. She has more than 20 years of nursing experience and joined Orlando Health in 2011 as a nurse practitioner for the Orlando Health Medical Group Memory Disorder Clinic. She also previously worked with Orlando Health Physician Associates.

  • Farhan Javed Khawaja, MD

    Dr. Farhan Khawaja is a fellowship-trained interventional cardiologist with Orlando Health Heart and Vascular Institute. He is board certified in internal medicine, cardiovascular disease, interventional cardiology, nuclear cardiology, vascular medicine and endovascular medicine and is a registered physician in vascular interpretation (RPVI). His expertise includes: