Best Medical Alert Devices Our medical alert device is only as good as the 24/7 emergency call center that backs it up. Medihill® Medical Alert Device works closely with our USA-based monitoring systems to ensure your health and provide backup with our live tracking feature. Medihill Inc. 3466 Progress Drive, Bensalem, PA 19020 Phone: 215.464.7016 Toll-Free Phone: 855.633.4445 Email: [email protected] Click here:- https://medihill.com/