marriott.com says "1 concierge level" and if you look at the "Suite, King" (PZST) on their website... https://www.marriott.com/hotels/hote...each-marriott/

" * This room features Concierge lounge access
* Open: Mon-Fri
* Closed: Weekends
* Complimentary food:
* - hors d'oeuvres
* Cocktails, for a fee
* Complimentary non-alcoholic beverages
* Business services, for a fee"

And as a Platnium, you are guaranteed access to any Concierge Lounge, regardless.