In NY it is illegal for healthcare provider's to enter into any type of fee-splitting arrangement. NY is one of the ones that are pretty cut/dry
Section 6530.19 - 19. Permitting any person to share in the fees for professional services, other than: a partner, employee, associate in a professional firm or corporation, professional subcontractor or consultant authorized to practice medicine, or a legally authorized trainee practicing under the supervision of a licensee. This prohibition shall include any arrangement or agreement whereby the amount received in payment for furnishing space, facilities, equipment or personnel services used by a licensee constitutes a percentage of, or is otherwise dependent upon,
the income or receipts of the licensee from such practice, except as otherwise provided by law with respect to a facility licensed pursuant to article twenty-eight of the public health law or article thirteen of the mental hygiene law