For which of the following would Medicare be the Secondary Payer (MSP)? Question 3 options: Patient is 65 or older, retired and covered by an employer retirement Group Health Plan Patient is 65 or older and covered by a Group Health Plan through. Current employment or spouse's current employment and the employer has fewer than 20 employees Patient is 65 or older and covered by a Group Health Plan through current employment or spouse's current employment and the employer has more than 20 employees. Patient is under age 65, disabled and covered by a group health plan through his or her current employment, and the employer has fewer than 100 employees