Position Title: Poster/Auditor, Billing Department. Location: The Centers for Advanced Orthopaedics Orthopaedic Associates of Central Maryland Division at 910 Frederick Road Catonsville, MD 21228. Preferred Position Qualifications. 3 years of progressive medical billing office experience. Ability to work in a fast paced workplace with a high volume of work and frequent interruptions. Ability to think critically and apply knowledge analytically. O...