Elvin Toro, 26, a former Army medic, organized his syringes before administering the next dose at Central Falls High School in Rhode Island.JOSEPH PREZIOSO/AFP via Getty Images PROVIDENCE â Approximately 7,300 COVID-19 vaccine appointments will be made available Tuesday at 9 a.m. for Rhode Islanders in all eligible groups, which now includes residents as young as 50 years old, who became eligible Monday. Residents can book an appointment online through Rhode Islandâs vaccine portal or by calling the hotline at 844-930-1779. These new appointments will be for the clinics at the Dunkinâ Donuts Center in Providence, Sockanosset Cross Road in Cranston, and the regional sites in Westerly, Johnston, and East Providence.