Prescribing practitioner can only dispense prescription drugs to the practitioner’s own patients. Mich. Comp. Laws Ann. § 333.17745. Note, the above provision does not apply to providing a prescription order to a patient.

Pharmacist must provide purchaser of prescription drug a receipt which includes patient name. § 333.17757.

Pharmacist may not dispense prescription drugs unless s/he determines that the prescription is pursuant to an existing physician/patient relationship. Mich. Comp. Laws Ann. § 333.17751.
A prescriber who issues a written prescription for a noncontrolled legend drug . . . shall ensure that the prescription contains…(a) The full name of the patient for whom the drug is being prescribed….”
Mich. Admin. Code R 338.479(b)

EPT is likely prohibited.

Statutory law requires that drugs be dispensed to a physician’s own patients, narrowing the class of legitimate recipients to individuals who have expressly established a physician patient relationship.
Pharmacists must ensure that all prescriptions are dispensed pursuant to a valid physician patient relationship.