Alexa Maddy, PA

Karleigh Greiss is a Physician Assistant in Newark, Delaware. Ms. Greiss is rated as an Advanced provider by MediFind in the treatment of Fractured Spine. Her top areas of expertise are Opioid Induced Constipation, Fractured Spine, Vertebral Artery Dissection, and Urea Cycle Disorders (UCD). Ms. Greiss is currently accepting new patients.

Daniel Lubelski is a fellowship-trained neurosurgeon with expertise in complex spine surgery and peripheral nerve surgery. He treats patients with spinal diseases and deformities, spine and nerve tumors, and brachial plexus injuries and other peripheral nerve injuries. Dr. Lubelski’s training in complex and robotic spine surgery, spinal oncology and peripheral nerve injuries allows him to comprehensively evaluate patients and develop custom treatment plans to address symptoms and improve patients’ quality of life. He prioritizes patient-centered care, effective communication and working in multidisciplinary collaboration to identify the best treatment. After obtaining his undergraduate degree at the City University of New York, Dr. Lubelski spent a year doing predoctoral research at the National Institutes of Health. He then obtained his medical degree from the Cleveland Clinic Lerner College of Medicine, and he performed stem cell tumor research as a Howard Hughes Medical Institute fellow. Dr. Lubelski went on to the Johns Hopkins University School of Medicine for a neurosurgery residency and an enfolded fellowship in peripheral nerve surgery. His postdoctoral training also included a fellowship in complex spine surgery and spinal oncology at Johns Hopkins, as well as a traveling fellowship with advanced training at the Memorial Sloan Kettering Cancer Center and MD Anderson Cancer Center. Dr. Lubelski is a prolific researcher who focuses on patient quality of life and on using big data to develop individualized prediction models to determine optimal treatments tailored to each person. He has authored more than 200 peer-reviewed papers and numerous textbook chapters, has lectured nationally and internationally, and serves as a reviewer for the top neurosurgical journals. Dr. Lubelski is rated as a Distinguished provider by MediFind in the treatment of Fractured Spine. His top areas of expertise are Spinal Tumor, Chordoma, Spinal Stenosis, Spinal Fusion, and Laminectomy.

Melissa Ziegler is a Physician Assistant in Pottstown, Pennsylvania. Ms. Ziegler is rated as an Experienced provider by MediFind in the treatment of Fractured Spine. Her top areas of expertise are Fractured Spine, Sacroiliac Joint Disease, Muscle Spasms, and Pudendal Neuralgia.