. >> reporter: puzzo's custom tailored program is called "get with the guidelines."ped hospitals with followup care for cardiac patients. >> we ensure the patients have higher compliance with their medications and lifestyle to help prevent rehospitalization. >> it's nice to see you, but we don't want you coming back. >> reporter: the primary player on the team is the highly skilled nurse practitioner, who follows up with each patient in the program. >> patients get the feeling that somebody cares for them. it's that call, how are you feeling? >> she's the one that kaulds me up a lot and makes sure i do the right thing. >> reporter: the program reduces the number of repeat visitors or frequent flyers, a costly front burning issue for the nation's healthcare system. 27% of patients return to the hospital within 30 days at a cost of $12 billion. within a year, 2 out of 3 are back in the hospital or dead. >> the issue really is in the practice of medicine, there's a wide variation of care. >> reporter: get with the guidelines tries to eliminate the variation by providing