If you do a pro forma comparison you will quickly realize that purchasing rather than starting from scratch is a, very financially sound, way to acquire a practice.
Seller financing is available.
Use of a broker. Professionaly trained staff who know the practice Setting the value of a practice can be very tricky. Generally, the value of a business is viewed from opposite perspectives by buyer and seller. The seller also want compensation for his inventory, the name he has established, and all the time, sweat and tears that went into making his practice what it is today. And from his point of view, making a little profit along the way couldn't hurt either.