you can walk in and wait few hrs or schedule online if you need a test done, and no it treats all ailments like most urgent cares.
To add to David's answer, this is open for any ailment. They do walk ins but I'd suggest going on the nextcare website and making an appointment. There are several nextcares in Mesa so if that one's booked up then be sure to look up another one.
Thanks! Your answer is awaiting moderation.