A medical monitoring system which includes at least one patient medical monitoring apparatus for monitoring at least one aspect of a patient's physical condition and generating at least one variable signal in response to the monitoring. The system includes at least one station distributor electrically connected to the at least one patient medical monitoring apparatus and to a first end of a telephone line. A system distributor is electrically connected to a second end of a telephone line and to at least one system monitoring apparatus. The at least one station distributor receives each of the at least one variable signals and generates an information signal therefrom. The information signal is transmitted to the system distributor where monitoring information contained within the information signal is retrieved and distributed to the at least one system monitoring apparatus without interrupting normal telephone operation.