AHA Lexington, MA
24 Hartwell Ave, Third Floor
Lexington, Massachusetts 02421
Phone (781)372-3000
From I-95
Take exit 31B toward Bedford
Stay right on Route 4 North/Route 225 West for .5 mile
Take a right hand loop to turn onto Hartwell Avenue
24 Hartwell is .25 miles down on your left
You will see signs for Hanscomb Air Force Base
Park in the back of the buildings and enter thru rear lobby
We are located on the third floor of Building B