Explanation:
The correct CPT® code for this encounter is 99214.
CPT  is a code that  is used to report the surgical , diagnostic and other medical procedure.
In the given case the physician performs a detailed history, detailed exam and determines the cause. Secondly the patient has revisited the  physician with new complaints of RLQ pain,Heartburn and temperature of 100.2.
Since the patient revisits the doctor with  new complaints and she has three established problems . Â
All the above condition fits the thumb rules for assigning code 99214.