what type of cpt code is 99285
99285 is a CPT code for an: Emergency department visit for the evaluation and management of a patient with a comprehensive history and examination, and medical decision making of high complexity.9283 is a CPT code for an: Emergency department visit for the evaluation and management of a new or established patient with an expanded problem focused history and examinati â¦ on, and medical decision making of moderate complexity. 39 people found this useful. Answered.