No person other than the licensed midwife who provided care to the patient shall be liable for the midwife’s negligent, grossly negligent or willful and wanton acts or omissions. Except as otherwise provided by law, no other licensed midwife, doctor of medicine or osteopathy, nurse, prehospital emergency medical personnel, or hospital as defined in § 32.1-123, or agents thereof, shall be exempt from liability (i) for their own subsequent and independent negligent, grossly negligent or willful and wanton acts or omissions or (ii) if such person has a business relationship with the licensed midwife who provided care to the patient. A doctor of medicine or osteopathy, nurse, prehospital emergency medical person, or hospital as defined in § 32.1-123, or agents thereof, shall not be deemed to have established a business relationship or relationship of agency, employment, partnership, or joint venture with the licensed midwife solely by providing consultation to or accepting referral from the midwife.