← computers in the medical office chapter 4 Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All CHART NUMBER A UNIQUE NUMBER THAT IDENTIFIES A PATIENT. ESTABLISHED PATIENT A PATIENT WHO HAS BEEN SEEN BY A PROVIDER IN THE PRACTICE IN THE SPECIALTY WITHIN THREE YEARS. GUARANTOR AN INDIVUAL WHO MAY OR MAY NOT BE A PATIENT OF THE PRACTICE, BUT WHO IS THE INSURANCE POLICYHOLDER. NEW PATIENT A PATIENT WHO HAS NOT RECEIVED SERVICES FROM THE SAME PROVIDER OF THE SAME SPECIALTY WITHIN THE SAME PRACTICE FOR A PERIOD OF THREE YEARS.