The Dominican Republic’s contemporary art museum, the Museum of Modern Art is located in the Plaza de la Cultura, next door to many other museums and the National Theater. It exhibits examples of the best of Dominican art of the 20th century, as well as temporary exhibitions.
Before going out to buy Dominican art, educate yourself by browsing through the permanent collections of Dominican masters of art at the Museum of Modern Art.
https://www.godominicanrepublic.com/poi/landmarks/santo-domingo/museo-de-arte-moderno/