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www.reference.com/article/gatekeeping-function-53d115046f67cbd8

Gatekeeping is a function of controlling information, which, in part determines who holds power via mass communication. This is due to gatekeeping being the determination of what appears in popular media via the selection of particular messages from otherwise countless sources of information.

www.reference.com/world-view/media-gatekeeper-8ad05306bf88ea8c

A media gatekeeper is a journalist or editor who is tasked with the responsibility of filtering information before it is published, broadcast or posted on the Web. Originally, the job of the media gatekeeper was mainly focused on the mass media, but it has transitioned toward face-to-face communicat

www.reference.com/article/hmo-doctor-61cf7ec9f852dc3

An HMO doctor is a doctor who has a contract to provide care through one or more HMO insurance plans. Patients with HMO plans can only receive coverage for care provided by doctors contracted by their specific plans.

www.reference.com/article/hmo-health-insurance-bd5eb81d0e8b1272

A health maintenance organization, or HMO, is a common group insurance policy structure. With an HMO, each covered person selects a primary care physician, or PCP, who is the point of contact for all routine health care. The PCP must refer the patient to a specialist for insurance to cover the care.

www.reference.com/article/main-hmo-providers-california-5cf31ec244da6d90

The main health maintenance organization providers in California include Kaiser Permanente, Blue Shield of California, Anthem Blue Cross and Cigna as of 2015, according to the California Office of the Patient Advocate. Aetna Health of California and Sharp Health Plan are also among the top-10 HMO pr

www.reference.com/article/medicare-hmo-4779594be23a44e9

The Medicare Advantage Plan, which is considered a health maintenance organization, is one of the plans private organizations can offer to employees with health care benefits. The other plans include preferred provider organizations, private fee-for-service plans, special needs plans and medical sav

www.reference.com/article/features-blue-advantage-hmo-plans-2ebaabc2a1adea5a

Some features of BlueCross HMO plans include no deductibles, no claim forms and the ability to choose primary care physicians, according to BlueCross BlueShield of Illinois. They are designed for mid-size companies with between 51 and 150 employees as well as large companies with 151 employees or mo

www.reference.com/article/ppo-hmo-3c220763029c8f80

Preferred provider organizations, or PPOs, cover medical care dispensed both within and outside their networks, while health maintenance organizations, or HMOs, solely cover services provided within their networks, explains WebMD. However, PPO members typically pay additional charges for care provid

www.reference.com/article/better-hmo-ppo-a8b58c8d36279efa

A PPO is better than an HMO in terms of flexibility, but an HMO is better than a PPO in terms of cost. HMOs, or health maintenance organizations, are coordinated through a single doctor, whereas PPOs, or preferred provider organizations, allow patients to visit any health care professional.

www.reference.com/article/difference-between-ppo-hmo-5ce0d118c3326912

An HMO, or Health Maintenance Organization, requires members to select a primary care physician who determines treatments and refers patients to specialists, according to Medical Mutual. A PPO, or Preferred Provider Organization, is a type of insurance that allows members to choose any doctor or spe