You can correct professional and institutional paper claims as follows: 1  Professional claims CMS-1500: Stamp Corrected Billing on the CMS 1500 form. 2  Institutional claims UB-04: Submit with the third digit of Type of Bill as 7 to indicate Frequency code 7.
You won't believe these 10 facts about people. A dial tone is the signal that a person hears on a landline telephone before he dials a phone number. In most instances, the signal disappears once the first number is dialed. In most cases, cell phones do not have a dial tone.
Before the touch-tone phone, of course, rotary dials were the rule. There is no doubt that the touch-tone key pad was designed to mimic the rotary dial with the 1 on top and the 7-8-9 on the bottom. According to Bob Ford, of AT&T's Bell Laboratories, a second reason was that some phone-company research concluded that this configuration helped eliminate dialing errors.