Group locations are all added under group PTAN and provider is linked to group.   Your active Railroad Medicare PTAN has been located and is shown here :  PROVIDER NAME	MAEGAN J SVATEK NP PROVIDER PTAN	P02133470 PROVIDER NPI	1639670250 EFFECTIVE DATE	06/08/2018 END DATE	 GROUP NAME	RABAGOS HEALTH CARE PLLC GROUP PTAN	DW2792 BUSINESS STATE	TX EFFECTIVE DATE	04/12/2014 END DATE	 