Patient Portal. Contact. Orthopaedic Surgery Associates. For Billing Questions: 561-395-2117. Main: 561-734-5080. Fax: 561-369-1332. Boynton Beach Office: 2828 S Seacrest Blvd Suite 104/204 Boynton Beach, FL 33435-7944. Boca Office: 1601 Clint Moore Road Suite 125 Boca Raton, FL 33487-5714.