Modern Medical Aesthetics St. Petersburg is a medical spa serving St. Petersburg, FL. Customers rate it 5.0 out of 5 across 172 Google reviews. Expect it to be open 9 AM – 5 PM on weekdays and closed on Saturday and Sunday. Its address is 104 Main St N, St. Petersburg, FL 33716. Reach them on (727) 362-4101, or see more at modernmedicalfl.com.