Inflammation is a process in which the body's white blood cells and immune proteins help protect us from infection and foreign substances such as bacteria and viruses.In some diseases, however, the body's defense system (immune system) triggers an inflammatory response when there are no foreign substances to fight off.nflammation is a process in which the body's white blood cells and immune proteins help protect us from infection and foreign substances such as bacteria and viruses.
Doctor & other health care provider services. How often is it covered? A doctor can be a Doctor of Medicine (MD), a Doctor of Osteopathic Medicine (DO), or, in some cases, a dentist, podiatrist, optometrist (eye doctor), or chiropractor. Medicare also covers services provided by other health care providers, like these: Physician assistants. Nurse practitioners.
Normally, you will select providers from within those networks to get the maximum coverage available through the health plan. Some managed care plans, such as point-of-service (POS) plans and health maintenance organizations (HMO) require you to select a primary care physician. In an HMO, the primary care physician coordinates your care and refers you to specialists.