Care New England Medical Group Rheumatology. Warwick Location Kent Hospital, Ambulatory Services Pavilion 455 Toll Gate Road Warwick, RI 02886 Pawtucket Location 111 Brewster Street Pawtucket, RI 02860 Multi-specialty. Providence Location 101 Plain Street Providence, RI 02903 P: (401) 264-8342 F: (401) 921-6943 Office Hours: M-F 9:00 a.m. - 5:00 p.m..