According to our records, this business is located in Chicago (in Cook County), Illinois 60619, the location GPS coordinates are: 41.8781136 (latitude), -87.6297982 (longitude). A-One Medical Billing is categorized under Court and Convention Reporters (SIC code 7338). Current estimates show that the unit has a sales volume of $156,000 and staff of approximately 2 people. You can contact the company by phone at (773) 873-4283.