4585 Washington Street C-3 Fantastic location for your medical office! For $1, 250. Medical Office in Florissant available NOW - Washington Medical Arts Building (Hwy. 270 & Washington Street in Florissant). Highly visible, easy access, ample parking, elevator, and Non-Smoking building. Unit C has a reception area, front office area, and private offices. CAM's estimated at $850 including water, sewer, trash, heating, cooling, electric, gas, AND office cleaning & trash removal 5 days per week. Ownership will build to suit with costs amortized over 3+ years or a longer lease term.