An internist or Internal Medicine doctor is someone who specializes in diagnosing and treating illnesses, diseases, and health problems. Most internists are also primary care doctors and treat patients on a regular basis. They can diagnose and treat common illnesses or more serious problems. Most people see an internist regularly. Those with chronic illnesses may do so on a monthly or even weekly basis. Internists are the most common types of doctors.

A nephrologist is a medical professional who specializes in diagnosing and treating diseases and disorders that affect the kidneys. Nephrologists are often referred to as kidney specialists. Some nephrologists also do research that helps them learn more about kidney diseases, so they can produce better treatments for their patients.

An ophthalmologist is a healthcare professional who has been trained to treat eye diseases and other conditions that affect the eyes. They diagnose and treat these issues and can even conduct surgery to help repair certain condition. They also conduct eye exams and help patients find the right glasses or other ways to improve their vision.

Surgical oncology is a type of oncology, or the study of cancer, that seeks to diagnose or treat cancer and non-cancerous tumors through surgical means. Often, radiation and chemotherapy treatments won’t be able to remove cancer that presents itself in a patient’s body. In these cases, surgery can be a viable solution that helps patients beat their cancer and recover their strength. These doctors have gone through extensive study to gain the knowledge to properly perform surgery on cancer patients