https://www.mercurynews.com/2021/06/07/privacy-concerns-rise-amid-californias-rising-tide-of-vaccination-records/

When California Gov. Gavin Newsom announced cash incentives to spur coronavirus vaccine-hesitant residents to get their shots, he emphasized everyone who received a dose was automatically entered into state databases.

“We have your information in our system,” he said, referring to the millions of vaccination records in the California Public Department of Health’s confidential, digital Immunization Information System, reassuring anyone concerned about missing their opportunity to qualify for a $1.5 million grand prize for taking a vaccine.