These areas are among his clinical interests: sinusitis (sinus infection), sleep apnea, and snoring. Dr. Scharf accepts Coventry, United Healthcare HSA, and United Healthcare HMO, as well as other insurance carriers. He is a graduate of MCP Hahnemann School of Medicine. Dr. Scharf's training includes a residency program at Temple University Hospital. He is affiliated with Lankenau Medical Center. He has an open panel.