Stay on N 51 ( also called Pineville-Matthews Rd ) & once you cross the intersection of Carmel Rd & Hwy 51 get in the RIGHT lane on Hwy 51.
In about 0.25 mile you will see a flashing yellow firehouse light centered over the road.

Turn RIGHT at the flashing yellow firehouse light  into the only business complex on the RIGHT; red brick sign & buildings called “CARMEL SOUTH PROFESSIONAL CENTER”.
The first 1-story building is 7227; park anywhere, SUITE # 200