If you have a condition that requires medical attention, you may want to consider alternative medicine. Long Island is home to many holistic treatment centers, and we have found the best in Long Island. Our directory features the top-rated alternative medicine centers in our area. Don't spend hours online sifting through negative reviews. We've done the work for you! Every alternative medicine center on our list has been extensively reviewed and has received a rating of 3 stars or higher. Here you will find the best alternative medicine centers on all of Long Island.