Breadcrumb Brown University Health HomeBrown University Health Locations Gateway Healthcare, Atwood Ave, Johnston/Central Region Johnston, RI Copy URL to Clipboard URL COPIED! Print Gateway Healthcare, Atwood Ave, Johnston/Central Region Location Information 1443 Hartford Avenue Johnston, RI 02919 (directions) Phone: 401-785-2666 Directions Free onsite parking available Find a Doctor The right provider is in our network Search more than 1,200 providers in our network. Find a Doctor