“Isn’t that against HIPAA regulations to inquire about private medical information?”
No.
It is not against the law to INQUIRE about health information. It is unlawful to REQUIRE the presentation of health information. It must be voluntarily released.
Per the Washington State Constitution. Article 3; SECTION 12 SPECIAL PRIVILEGES AND IMMUNITIES PROHIBITED. No law
shall be passed granting to any citizen, class of citizens, or corporation other than municipal, privileges or immunities which upon the
same terms shall not equally belong to all citizens, or corporations.
It is clear that admission to a public business, including a Stadium should be contingent upon being in a class of persons, including being treated with an experimental treatment. Special seating sections, would be inferring special rights for a class of peoples.