CY 2025 AKI NPRM Provider Level Impact File					
					
Column	Title	Description			
A	Provider ID	Six character OSCAR Provider Number (CMS Certification Number). 			
B	Number of Dialysis Treatments	Hemo-equivalent treatments			
C	Total Payment for Step 1	This is the baseline result for comparison purposes- use 2023 data with the final CY 2024 wage index			
D	Total Payment for Step 2	This step updates the CBSA delineations and wage index to its 2025 value based on the proposed new wage index methodology.			
E	Total Payment for Step 3	This step applies a budget neutrality factor to account for the change in the wage index.			
F	Total Payment for Step 4	This step updates the base rate by the market basket update and the productivity adjustment.  			
G	Rural	Identifies urban or rural status based on geographic location			
		Yes=Rural			
		No=Urban			
H	Hospital Based	Yes=Hospital-based			
		No=Freestanding			
I	Census Region	Identifies location of facility by Census Region			
J	State	Identifies the facility's state			
K	Pediatric	Identifies percentage of pediatric patients			
		1=Less than 2%			
		2=From 2% to 19%			
		3=From 20% to 49%			
		4=50% or more			
L	Size	Identifies size of facility based on total number of hemo-equivalent treatments (including treatments for non-Medicare patients)			
		"1=Less than 4,000 treatments"			
		"2=4,000 to 9,999 treatments"			
		"3=More than 10,000 treatments"			
		4=Unkown			
M	Ownership	Identifies type of ownership by:			
		1=Large dialysis organization			
		2=Regional chain			
		3=Independent			
		4=Hospital-based			
		5=Unknown			
N	For Profit	Identifies facilities profit status			
		1) Yes			
		2) No			
O	2024 Wage Index	Final Wage Index for 2024			
P	Proposed 2025 Wage Index	Proposed Wage Index for 2025 (using proposed new methodology)			
Q	2025 Legacy Wage Index	Legacy Wage Index for 2025 (calculated using legacy methodology)			
