Please select your provider below to start your appointment. If you don’t have an appointment or for assistance, please call us at (814) 362-6535. Enter virtual waiting room for Dr. Halbauer Enter waiting room Enter virtual waiting room for Dr. Singh Enter waiting room Enter virtual waiting room for Elizabeth Bless CRNP Enter waiting room Enter virtual waiting room for Kim Ditz, CRNP Enter waiting room Enter virtual waiting room for Karen Kline, CRNP Enter waiting room Enter virtual waiting room for Nina Lau, RN Enter waiting room