Information contained on this page is provided by NewsUSA, an independent third-party content provider. WorldNow and this Station make no warranties or representations in connection therewith.(NewsUSA/Kaiser Permanente ) - Did you know Medicare has a rating system that evaluates health plans based on dozens of quality measures and patient experiences? Very few plans receive the top Medicare rating. Out of 563 Medicare Advantage plans for 2013, only 11 plans with prescription drug benefits earned the top five-star rating. Six of those 11 were Kaiser Permanente plans.