To understand the difference between a referral and a reseller agreement, please refer to this PDF: https://www.medbillinguniversity.com/wp-content/uploads/2022/06/Referral-VS-Reseller.pdf
What medical practices should I stay away from?
We recommend that you do not offer billing services to the following practices, Dentists, Veterinarians, Periodontics, Endodontics, DME, and Hospitals.