Services Provided. Concentra offers occupational and urgent medical care, as well as physical therapy and wellness services. We treat everything from sprains and broken bones to coughs, colds, and flu. Our clinicians include board-certified doctors, licensed physical therapists, nurse practitioners, medical assistants, physician assistants, and .... Urgent Care; 24/7 Nurse Help Line; Specialty Services; Become a Patient. ... 114 East Main Street Clinton, CT 06413. Hours Mon-Fri 8:30AM-4PM. Directions. Danbury. 8 Delay Street Danbury CT, 06810. Hours Mon-Fri 8:30AM-4PM. Directions. Waterbury. 51 North Elm Street Waterbury, CT 06702. Hours Mon-Fri 8:30AM-4PM. Directions. Stamford. 22 Fifth.