If your statement states to make checks payable to Cardionet, LLC

You can pay online by logging onto https://cardionet.mybalanceonline.com/
Create a One-Time Payment or Secure Online Account.
Call to make payment: 877-837-6027 M-Th 8AM-6PM, Fri 8AM-5PM, Sat 9AM-2PM Eastern Standard Time.

If your statement states to make checks payable to LIFEWATCH, INC.

You can pay online by logging onto https://patientpayments.lifewatch.com or call to make payment: 1-800-336-3866 9AM-7PM Mon-Fri Central Time