Equitable Access to COVID-19 Vaccines

Patients are informed via SMS that COVID-19 vaccine doses are available and advised to schedule an appointment. Links to information or phone for scheduling will be provided. Messages mimic the clinic's usual practice of information delivery to patients

Patients are informed via SMS that COVID-19 vaccine doses are available and advised to schedule an appointment. The SMS message is personalized as a recommendation from the primary care clinician

This intervention is same as in the Arm 2 using personalized messaging from the PCP. In addition, patients are given interactive or 2-way SMS options to obtain additional information about COVID vaccine and answers to frequently asked questions.