Denials and Appeals: Prepare clinical summaries and medical necessity rationales for first-level, second-level, and external appeals; support provider preparation for peer-to-peer discussions; and identify ways to prevent recurring denials. Records patients’ medical histories and symptoms, performs diagnostic tests and analyzes results, operates medical machinery, administers treatment and medications, and coordinates with patient follow-up and rehabilitation; assures all procedures for maintaining patient confidentiality are maintained per HIPAA guidelines.