There are differing arrangements in different healthcare systems.<unk> in the USA Primary<unk> is a relationship between a managed care organization and primary care physician, in which the physician is paid directly by the organization for those who have selected the physician as their provider. Secondary<unk> is a relationship arranged by a managed care organization between a physician and a secondary or specialist provider, such as an X-ray facility or ancillary facility such as a durable medical equipment supplier whose secondary provider is also paid<unk> based on that PCP’s enrolled membership. Global<unk> is a relationship based on a provider who provides services and is reimbursed per-member per-month for the entire network population.<unk> in the UK Between 1948 and 1968 NHS financial allocations were essentially based on sequential inflation uplifts. The Resource Allocation Working Party devised a formula which operated from 1977 to 1989, based on population adjusted for age and sex, weighted for morbidity by Standardized mortality ratio.
Capitation 
Prescription charges
Pay for performance 
Bundled payment
Fee-for-service
Prospective payment system
Source control 
Scope of practice