Preparation of killed microorganisms, living attenuated organisms, or living fully virulent organisms that is administered to produce or artificially increase immunity to pneumonia.

Diagnosis and treatment of diseases and other disorders of the feet. Also called chiropody in Canada.

One-digit numerical code inserted in Field 15 on the Uniform Bill (UB-04) insurance claim form. This code indicates the source of the admission or outpatient service (e.g., emergency department, transfer from a skilled nursing facility [SNF], transfer from a hospital, transfer from a clinic).

Location of where the particular heath care service is provided. POS often defines under what provisions of a health insurance policy the service will be paid. If a POS provision is added to a managed care plan, it allows a member to go outside the plan for services but the copayment varies in size depending on the level of benefit. Do not confuse this with place of service (POS). Also see point-of-service (POS) plan.

Modern methodology in which medical personnel may electronically record findings, write orders, and review information from the location where care is provided such as telemedicine.