CMS' 2014 IPPS final rule redefined inpatient admissions when it implemented the 2-midnight rule, which requires a validated physician order, documentation of medical necessity, and the expectation of a stay crossing two or more midnights.
As the largest organ in the body, the skin is subject to a number of diseases and conditions. With ICD-10-CM, coders will report these conditions with a much higher degree of specificity.
Modifier -25 (significant, separately identifiable E/M service by the same physician on the day of a procedure) is used to distinguish visits from procedures on the same day.
It is not used to distinguish observation from a visit service on the same day.
When CMS releases rules, the length can be intimidating. But even at a relatively slim 700 pages, the 2015 OPPS proposed rule isn't able to include details on each of the changes CMS is planning. This is probably a good thing?otherwise the rules could be thousands of pages long. Updates like codes being moved around or status indicators changing often aren't described in full in the narrative text, necessitating a deeper look at the addenda CMS releases as Excel® files on its website.
