About the American Physical Therapy Association The American Physical Therapy Association (APTA) is a national professional organization representing more than 63,000 physical therapists.  It's goal is to foster advancements in physical therapy practice, research and education.  The mission of the APTA, the principle membership organization representing and promoting the profession of physical therapy, is to further the profession's role in the prevention, diagnosis and treatment of movement dysfunctions and the enhancement of the physical health and functional abilities of members of the public.      Pearl River Rehab  1000 Fifth Avenue  Picayune, Mississippi 39466  Office & Appointments  (601) 798-8003  Fax  (601) 798-6050 Pearl River Rehab does not accept unsolicited FAX advertisements.