A system for mobile carrier-centric data record custodians is provided and includes cellular network interfaces that transmit and receive wireless communication over a cellular network, an electronic medical record (EMR) database that stores EMRs, and a mobile account management server coupled with the cellular network interfaces and the EMR database, the mobile account management server receiving an EMR request associated with a mobile user account over the cellular network, querying the EMR database for a results set having EMRs satisfying the query, generating a plurality of EMR responses to the EMR request as a function of the results set and state information associated with the cellular network, and transmitting the plurality of EMR responses over the plurality of cellular network interfaces to the mobile device via the cellular network, the plurality of EMR responses being formatted for wireless protocols of the cellular network interfaces over which they are transmitted.