A primary care physician (PCP) is a physician who provides both the first contact for a person with an undiagnosed health concern as well as continuing care of varied medical conditions, not limited by cause, organ system, or diagnosis. These can be doctors in family practice, internal medicine, pediatricians, OB-GYN and other specialties.

A specialist physician is a doctor who has completed advanced education and training in a specific field of medicine. You may need a referral from your primary care physicians to see a specialist.

Ancillary care refers to the wide range of healthcare services provided to support the work of a primary physicians. These services can include diagnostic services such as laboratory tests, radiology, genetic testing, diagnostic imaging, and more.