As of 2015, a doctor's kit for an older child ranges from $12 to $25, depending on the retailer and number of parts. Generally, the more pieces, the more expensive the kit. Because of the wide variety of kits available, personal preference determines how much one spends on a kit.
Most retailers that sell a variety of kids toys have a doctor's kit available for sale, including Walmart, Target, and Toys "R" Us. Amazon.com also offers a wide variety of new and used doctor's kits for varying prices. Some kits offer only medical supplies while others include clothing for dress up and medical charts.