Dr. Ling-ling Cheng

Dr. R. Samuel Mayer is an associate professor of physical medicine and rehabilitation at the Johns Hopkins University School of Medicine. His clinical interests include complications of critical illness, spine disorders, pain management, disorders of muscle tone and cancer rehabilitation. Dr. Mayer serves as the director of cancer rehabilitation, director of undergraduate medical education and residency program director for the Department of Physical Medicine and Rehabilitation. He graduated from the honors program in medical education at Northwestern University School of Medicine and completed his residency in physical medicine and rehabilitation at Rush Medical College. He was chair of the Committee on Medical Education for the American Medical Student Association while he was a medical student. After completing his residency, he remained on faculty at Rush Medical College, eventually becoming the residency program director and acting chair of the Department of Physical Medicine and Rehabilitation. He joined the Department of Physical Medicine and Rehabilitation at Johns Hopkins in 2001. Dr. Mayer serves as director of the Medical Student Summer Clinical Experience in Physical Medicine and Rehabilitation for the Association of Academic Physiatrists. He is Editor in Chief of Knowledge NOW, the American Academy of Physical Medicine and Rehabilitation's online encyclopedia of the field. In 2014, he was named Distinguished Clinician by the American Academy of Physical Medicine and Rehabilitation. Dr. Mayer is rated as an Advanced provider by MediFind in the treatment of Saddle Pulmonary Embolism. His top areas of expertise are Pediatric Low-Grade Glioma (pLGG), Hemiplegia, Guillain-Barre Syndrome, and Miller-Fisher Syndrome.