COVID-19 Vaccine Appointment Request

South Texas Sinus Institute is now scheduling appointments for COVID-19 vaccines.

Vaccinations are available by appointment only on Friday afternoons. After you fill out the form below, we will contact you to confirm the date and time.

STSI can provide the first, second or third (booster) dose of the Pfizer or Moderna vaccine. The booster (third) dose is for those who have been recommended to receive one by their healthcare provider. If you have any questions, please contact us at 956-661-8200.

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