Information About COVID-19 (Novel Coronavirus)

COVID-19 Vaccines at Seattle Children’s

​Seattle Children’s is providing COVID-19 vaccination services to the general public, including our patients. At this time, all people 12 years and older are eligible to receive the Pfizer COVID-19 vaccine in Washington state.

  • We are only administering the Pfizer vaccine; we are not currently offering any other vaccines besides Pfizer. The Pfizer vaccine is:
    • fully approved for people 16 years and older
    • approved for people 12 to 15 years old under an Emergency Use Authorization
    • approved for people 12 and older under an Emergency Use Authorization for third doses
    • approved for people 18 years and older under an Emergency Use Authorization for booster doses
  • Children younger than 12 years old are unable to receive the vaccine at this time.
  • People who are younger than 18 must have a legal guardian present with them to sign the patient acknowledgement form/consent for care in the clinic at time of vaccination. This is required at the first, second and third dose appointments.
  • At this time, we allow 2 parents or caregivers to accompany a patient to their vaccine appointment.
  • We have appointments available from 7:30 a.m. to 5 p.m. Monday through Wednesday and from 7:30 a.m. to 5 p.m. on Saturdays.
    • We do not offer walk-in vaccinations. Please do not come to the hospital or any of our locations for a vaccine if you do not have an appointment.
  • At the time of your vaccine, we will ask some screening questions to confirm this is the right time for you to receive the vaccine.
    • Talk to your primary healthcare provider about any questions or concerns related to the vaccine and your medical needs. Vaccine clinic staff will not be able to advise you if any underlying health conditions could stop you from receiving the vaccine or should be considered before you receive it.
  • If you need additional support during your vaccine appointment, add a note to your appointment or send an email to with a request to speak to the vaccine clinic manager. We will call you to discuss how we can support you or your child to ensure a safe and positive vaccination experience. With prior notice, we can offer:
    • A pre-vaccination clinic visit where you can discuss your needs with a member of our team.
    • A private room where we can administer your vaccine.
    • Extra time to support patients with sensory or emotional needs as appropriate and within state and federal regulations.
  • We encourage you to bring things like drawing materials, a notebook, games or other things to distract you or your child.
  • Please plan to arrive no earlier than 5 minutes before your scheduled time so we can maintain the safe physical distancing of people waiting for their vaccine.

Third Dose of Vaccine Available to Qualifying People

Seattle Children’s now provides a third dose of Pfizer’s COVID-19 vaccine to qualifying people ages 12 and older who have immune systems that are moderately or severely compromised, and who had a second vaccine dose at least 28 days ago. This is based on a recent recommendation by the Centers for Disease Control and Prevention (CDC).

To qualify for the third dose of the vaccine, you must meet 1 of the following criteria:

  • You are undergoing active cancer treatment for tumors or cancers of the blood
  • You received an organ transplant and are taking medicine to suppress the immune system
  • You received a stem cell transplant within the last 2 years or are taking medicine to suppress the immune system
  • You have a moderate or severe primary immunodeficiency disorder (includes conditions like DiGeorge syndrome or Wiskott-Aldrich syndrome)
  • You have advanced or untreated HIV infection
  • You are taking high-dose corticosteroids or other medicines that may suppress your immune response

Booster Dose for Qualifying People

Seattle Children’s now provides booster doses of Pfizer’s COVID-19 vaccine to qualifying people ages 18 and older who have completed 2 or 3 doses at least 6 months ago and are:

  • 65 years or older
  • Residents in long-term care facilities
  • 50 to 64 years old who are at high risk because of underlying medical

The following people may also receive a booster shot of Pfizer vaccine at least 6 months after receiving their primary series (2 or 3 doses) of Pfizer vaccine based on their individual benefits and risks:

  • 18 to 49 years old who are at high risk because of underlying medical
  • 18 to 64 years old in occupational or institutional settings that put them at high risk for COVID-19 (healthcare, schools, childcare, homeless shelter, correctional facility)

Mixed vaccines: We can provide Pfizer booster doses to people who previously received 2 doses of the Moderna COVID-19 vaccine at least 6 months ago and to people who received the Janssen (Johnson & Johnson) COVID-19 vaccine at least 2 months ago.

Scheduling Your Vaccine Appointment

  • You may use the Seattle Children’s scheduling portal to schedule an appointment
    • The portal requires you to use Chrome, Firefox or Microsoft Edge internet browsers.
    • We will send you a confirmation email when your vaccine appointment for your dose is successfully booked.
      • After that, we will send you instructions on how to open a MyChart account through Seattle Children’s. You can also sign up here.
    • Your second dose appointment will be scheduled for you after you receive your first dose.
    • If you need to cancel an appointment, do so here.

You can also check the Washington State Vaccine Locator for other locations where vaccines are offered.

If you need help, please email


To learn more about the COVID-19 vaccine, visit these trusted sources of accurate information:

How to Access Seattle Children’s COVID-19 Vaccine Clinic

The vaccine clinic is located at our hospital campus at 4800 Sand Point Way NE on the 8th floor of the Ocean building. Entrance to the hospital is only permitted to those who have an appointment. Once your appointment has been confirmed, we will send you instructions on where to park and how to enter the building.