Indian Health Services To Host Large-Scale Vaccination Clinic With City Of Claremore Indian Health Services is working with the City of Claremore to host a large-scale vaccination clinic this week. The event will take place on Wednesday at the Claremore Expo Center. There will be 5,000 slots open for people getting the Moderna or Johnson & Johnson vaccines. Appointments are required and must be made through the state's vaccination portal. For more information or to make an appointment, Click Here.