I was a walk-in at 2:45 p.m. and was told he could see me by 3 p.m. because the 3 p.m. appointment had cancelled. Another walk-in came in at 3:25 p.m. and was seen before me for a non-emergency. Finally, at 3:45 p.m., I was seen.The O.D. was unhelpful in explanation and dismissive; furthermore, he did…