Robin N Sobolewski, MD

Dr. Jho treats patients with neurosurgery for brain tumors, aneurysms, pituitary, spinal and skullbase tumors, chiari malformation, cervical and lumbar stenosis, and cervical, lumbar, and thoracic disc hernias. He has expertise and clinical interests in minimally invasive endoscopic brain and spine surgery. In 2001, he received the Mahaley Clinical Research Award from the AANS/CNS Section on Tumors. Dr. Jho received his medical degree from Chonnam National University Medical School in Gwangju, South Korea. He completed an internship and residency at the University of Pittsburgh Medical Center in Pittsburgh, Pennsylvania. He speaks English and Korean.

Dr. Prerna Mewawalla is a board-certified hematologist-oncologist with specialized expertise in plasma cell disorders like multiple myeloma, amyloidosis, stem cell transplantation, and cellular therapy. She serves as the Medical Director of Apheresis and practices within the Division of Hematology and Cellular Therapy at Allegheny Health Network (AHN). She is also an Associate Professor at Drexel University College of Medicine. Dr. Mewawalla provides advanced, personalized care for patients with multiple myeloma, AL amyloidosis, and other blood cancers. She is actively involved in clinical trials and serves as a principal investigator on several studies focused on cutting-edge treatments and novel therapies. In addition to her clinical work, Dr. Mewawalla holds several leadership roles. She is a member of the Cancer Executive Committee and chair of the Women Physician's ERG. She also serves on the Board of Directors for the Allegheny County Medical Society and the Pennsylvania Medical Society House of Delegates. Dr. Mewawalla is committed to delivering compassionate, high-quality care and helping patients navigate complex treatment decisions with confidence and support.

Samuel Rubin, MD Samuel Rubin, MD, is an otolaryngologist and head and neck surgeon with AHN Surgery. He provides patient-centered care fand is skilled at microvascular reconstruction, head and neck cancer, and thyroid/parathyroid surgery. Dr. Rubin went to medical school at Boston University School of Medicine in Boston, Massachusetts. He did is residency at Boston University Medical Center in Boston, Massachusetts and his fellowship at Mount Saini Beth Israel in New York, New York. Dr. Rubin has been extensively published for his work in otolaryngology and surgery. He welcomes patients of all ages.