What is the difference between the selection of the principal diagnosis for inpatients vs. outpatients?

Please post initial responses and peer responses to the following discussion questions listed below:

  1. Carleton is diagnosed with hypertensive heart disease with heart failure. How should you determine which code or codes to assign in this case? [Tips: Think about the code for the hypertensive heart disease, what code would you choose and why? Secondly, would we want to include an appropriate heart failure code, if so, what code would you choose and why?]
  2. What is the difference between the selection of the principal diagnosis for inpatients vs. outpatients? [Tips: Inpatient, selection of the principal diagnosis is based on the reason (fill in the blanks ___ _____). For an outpatient, selection of the principal diagnosis (the primary diagnosis) is based on the reason (fill in the blanks___ ___ ______).