Final answer:
A health maintenance organization (HMO) is a type of reimbursement organization where health care services are provided by a limited number of health care professionals for a fixed prepaid fee. It is a form of managed care.
Step-by-step explanation:
The type of reimbursement organization described in the question is a health maintenance organization (HMO). HMOs are a form of managed care where health care services are provided by a limited number of health care professionals for a fixed prepaid fee. In an HMO, patients are typically required to choose a primary care physician who coordinates their care with specialists within the network.