Otherwise, billing companies could end up having to support the costs of both online and offline payment systems.

The three partners create a billing company called 24 7 billing.com and make hundreds of millions.

Over time, she added, "I would like to join up with some other people and maybe form a small medical billing company of our own."

They added that giving doctors only 45 days to file compensation claims "is simply too short for many medical offices and billing companies."

When the phone bill comes, tell the billing company where the call was actually placed from and ask for an adjustment.

This would accommodate a medical billing company interested in the space.

Some of the software is designed for or used by third-party medical billing companies.

The investigation dug up e-mails in which employees admitted that they felt pressure not to cut off billing companies.

Intabill quickly became one of the world's largest online billing companies.

Typically the customer would only see changes in the billing company and rates.