Main Entry: primary care
Function: noun
: health care provided by a medical professional (as a general practitioner or a pediatrician) with whom a patient has initialcontact and by whom the patient may be referred to a specialist for further treatment —often used attributively <primary care physicians> <primary care practice><primary care medicine>; called also primary health care;—compare SECONDARY CARE, TERTIARY CARE

primary care n.
The medical care a patient receives upon first contact with the health care system, before referral elsewhere within the system.