Who did the people in the town of camp green lake go to see when they got sick?

In the town of Camp Green Lake, the people would go to see the local doctor, who was referred to as "the doctor." However, many residents were often skeptical of his abilities, as he was known to be incompetent and frequently misdiagnosed patients. As a result, some townsfolk preferred to rely on home remedies or simply endure their ailments rather than seek his help.