The total cost of cataract treatment in Spain can vary based on the specific procedures and services required. An initial consultation with an ophthalmologist costs around $400, while preoperative diagnostics range from $250 to $450. Cataract surgery itself, including the removal of the clouded lens and implantation of an intraocular lens (IOL), ranges from $2,750 to $4,600 per eye, depending on the complexity and lens type. Postoperative follow-up sessions are approximately $150 each, ensuring proper healing and visual improvement.