Pre-existing Conditions: A medical condition that is excluded from coverage by an insurance company, because the condition was believed to exist prior to the individual obtaining a policy from the particular insurance company.

Preferred Provider Organizations (PPOs): You receive discounted rates if you use doctors from a pre-selected group. If you use a physician outside the PPO plan, you must pay more for the medical care.

Primary Care Provider (PCP): A health care professional (usually a physician) who is responsible for monitoring an individual's overall health care needs.

Provider: Provider is a term used for health professionals who provide health care services. Sometimes, the term refers only to physicians. Often, however, the term also refers to other health care professionals such as hospitals, nurse practitioners, chiropractors, physical therapists, and others offering specialized health care services.