Master CPT 99204 for new patient office visits. This guide covers medical necessity, time-based billing (45-59 min), and moderate medical decision-making requirements. Learn essential documentation tips, common denial reasons, and best practices to optimize claims and maximize reimbursement. Ideal for healthcare providers seeking to improve accuracy and compliance for moderately complex new patient encounters. Understand the key differences between 99203, 99204, and 99205 to ensure proper coding and avoid audits. Improve your revenue cycle by effectively utilizing this crucial Evaluation and Management code.