Grace Higgins, PA - Closed

Dr. Walker is board certified in internal medicine, pulmonary disease, critical care medicine and pediatrics. He earned his medical degree from West Virginia University. He completed his internship and residency at Virginia Commonwealth University Medical Center, followed by a clinical fellowship at the University of Rochester. Dr. Walker is a fellow of the American College of Chest Physicians and the American Academy of Pediatrics, as well as a member of the American Thoracic Society. He has published numerous scientific articles in peer-reviewed medical journals. Dr. Walker specializes in airway disease, especially bronchiectasis and cystic fibrosis. He is passionate about improving the quality of life in patients with these diseases. In his spare time, Dr. Walker enjoys cooking, traveling, and trying in vain to stay in shape. Dr. Walker welcomes new patients and accepts most insurance plans.

Ralitza T. Martin, M.D., earned her undergraduate and graduate degree from Universitat des Saarlandes School of Medicine in Homburg, Germany. She went on to do her Internal Medicine residency at Vanderbilt University Medical Center. She then received her fellowship training for Pulmonary and Critical Care Medicine at Emory University and Interventional Pulmonology at Duke University. During her pulmonary fellowship, Dr. Martin also earned her Masters of Science and Clinical Research at Emory University. Dr. Martin is board certified in Internal, Pulmonary and Critical Care Medicine, as well as Interventional Pulmonology. She is also a member of the American Association for Bronchology and Interventional Pulmonology, the American Thoracic Society, the American College of Chest Physicians and the Society of Critical Care Medicine. Her special interests include management of lung nodules, advanced bronchoscopy techniques, robotic bronchoscopy, and minimally invasive diagnostic and therapeutic interventions for patients with lung cancer and other thoracic malignancies, airway lesions, and pleural disorders. Dr. Martin was the first physician in Georgia to perform Bronchoscopic Lung Volume Reduction. This is the first FDA-approved lung valve device to help emphysema patients breathe easier and regain daily activities without major surgery. In her spare time, Dr. Martin enjoys traveling around the world, spending time with her loved ones and being in the air.

Dr. Hassan Sayegh is a cardiologist and medical director of Piedmont's Heart Failure Resource Center who specializes in heart failure. Dr. Sayegh earned both his undergraduate degree and his medical degree from the American University of Beirut in Beirut, Lebanon. He completed his internship, residency and fellowships at Emory University School of Medicine in cardiovascular research and in clinical cardiology. Dr. Sayegh is a past recipient of a National Institute of Health's National Research Service Award. He is a fellow of the American College of Cardiology and is a member of the American Society of Echocardiography and the American Society of Nuclear Cardiology. He is board certified in internal medicine and cardiovascular diseases with certifications in echocardiography and nuclear cardiology.