CPT® Code 99053

The CPT® Code 99053 refers to services rendered by a physician during the late-night and early-morning hours, specifically between 10:00 PM and 8:00 AM, at a facility that operates continuously, 24 hours a day. This code is utilized to indicate that additional services were provided beyond the standard or basic services typically offered during regular hours. The designation of a 24-hour facility implies that the healthcare provider is available to address urgent or emergent medical needs that may arise during these off-peak hours. The use of this code is essential for proper billing and reimbursement, as it highlights the unique circumstances under which the services were delivered, ensuring that healthcare providers are compensated for the additional effort and resources required to provide care during these times.