stephanie: the quaint village of byesville is in rural southeastern ohio.clark graduated from the local high school, has been a nurse practitioner for 12 years in the area, and opened her own practice in january. >> that was my main goal in life, to open a facility where patients feel like they're an extended family. stephanie: she cites the collaborative agreement as a major hurdle. >> first you have to find someone that you trust and that trusts you, and then you have to talk to them about what kind of details they require in order to sign a physician agreement with you. stephanie: how long did it take to find that person? >> a little over a year. stephanie: what does the collaboration look like? is this somebody that you consult with regularly? >> no, this is someone that has to be present in some way, shape,r form for you to contact if you have a question about something, and this is someone that you generally have to pay. stephanie: clark says her collaborating physician is in his seventies, making her ability to provide care long-term uncertain. >> i