
Expertise
Education
Medical School: University of Santo Tomas
Residency: Makati Medical Center
Fellowship: Medical College of Georgia- Neuromuscular
Boards: American Board of Pediatrics, American Board of Psychiatry and Neurology with Special Qualifications in Child Neurology, American Board of Electrodiagnostic Medicine
Certifications
Dr. Posas is a Junior Fellow of the American Academy of Pediatrics and a member of the American Academy of Neurology and the American Child Neurology Society.
Dr. Posas is a board certified neurologist who also serves as the sleep center laboratory medical director. Dr. Posas received his board certification in Electrodiagnostic Medicine in 1992 and has been an associated fellow since 2000. He has specialized training in pediatric neurology and neuromuscular disorders and has been serving this region for 27 years. Dr. Posas is a Junior Fellow of the American Academy of Pediatrics and a Member of the American Academy of Neurology, and American Child Neurology Society.
Under the leadership of Dr. Posas, his practice has received the highest level of accreditation from the American Association of Neuromuscular & Electrodiagnostic Medicine with Exemplary Status. There are only four other centers in Georgia to receive this elite recognition.

Got headaches? We’ve got answers! In this episode of SGMC Health’s “What Brings You in Today?” podcast we’re joined by Hernan Posas, MD, neurologist at SGMC Health and migraine expert (and sufferer!). We’re diving deep into the world of headaches—especially migraines. Learn about the causes, different types, and common triggers like weather, MSG, red wine, and even too much (or too little) sleep. Curious about treatments? We cover everything from medications to Botox! Dr. Posas brings his personal experience and professional expertise to the table, making this a must-listen for anyone looking to better understand and manage migraines.