$10,000 Sign On Bonus. St. Catherine of Siena Nursing & Rehabilitation in Smithtown, NY, has again been ranked one of the best skilled nursing facilities in New York State by. Newsweek. in its “America’s Best Nursing Homes” report. We are also ranked by. U.S. News & World Report. as a national leader for short-term rehabilitation and we have received five stars from Centers for Medicare & Medicaid Services (CMS) for quality measures. Our 240- bed...