METFORMIN 500 mg Tablet, Extended Release
Also known as Metformin Er 500 Mg. Coverage in Michigan (CMS PDP Region 13).
12 of 12 stand-alone Part D plans in Michigan cover this drug on tier 1–2.
Lowest 30-day cost $0.00 at a preferred pharmacy. 12 of 12 plans apply a prior authorization, step therapy or quantity limit.
177 Medicare Advantage plans in MI do cover it
Medicare Advantage plans carry their own formularies, separate from stand-alone Part D. A patient on an MA-PD plan may have coverage even where no PDP lists the drug. MI: 177 plans.
Every plan that covers it
| Plan | Tier | 30-day preferred | 90-day mail | Unit cost | Est. 30-day fill | Restrictions |
|---|---|---|---|---|---|---|
| Wellcare Classic (PDP)$0.00/mo premium · $615.00 deductible | 1Preferred Generic | $0.00 | $0.00 | $0.0556 | $0.6712 units |
|
| Wellcare Value Script (PDP)$0.00/mo premium · $615.00 deductible | 1Preferred Generic | $0.00 | $0.00 | $0.0347 | $0.4212 units |
|
| HealthSpring Assurance Rx (PDP)$0.00/mo premium · $615.00 deductible | 1Preferred Generic | 5% | 5% | $0.1000 | $1.2012 units |
|
| Humana Basic Rx Plan (PDP)$0.00/mo premium · $615.00 deductible | 1Preferred Generic | $0.00 | $0.00 | $0.0789 | $0.9512 units |
|
| Humana Value Rx Plan (PDP)$0.00/mo premium · $601.00 deductible | 1Preferred Generic | $0.00 | $0.00 | $0.0805 | $0.9712 units |
|
| AARP Medicare Rx Saver from UHC (PDP)$14.10/mo premium · $615.00 deductible | 1Preferred Generic | $2.00 | $6.00 | $0.0951 | $1.1412 units |
|
| HealthSpring Extra Rx (PDP)$50.40/mo premium · $615.00 deductible | 1Preferred Generic | $0.00 | $0.00 | $0.0680 | $0.8212 units |
|
| AARP Medicare Rx Preferred from UHC (PDP)$78.30/mo premium · $130.00 deductible | 1Preferred Generic | $5.00 | $0.00 | $0.1539 | $1.8512 units |
|
| Prescription Blue Select (PDP)$78.40/mo premium · $615.00 deductible | 1Preferred Generic | $1.00 | $3.00 | $0.0738 | $0.8912 units |
|
| Humana Premier Rx Plan (PDP)$98.10/mo premium · $0.00 deductible | 1Preferred Generic | $0.00 | $0.00 | $0.0789 | $0.9512 units |
|
| Prescription Blue Premium (PDP)$106.70/mo premium · $0.00 deductible | 1Preferred Generic | $1.00 | $2.00 | $0.0738 | $0.8912 units |
|
| SilverScript Choice (PDP)$78.30/mo premium · $615.00 deductible | 2Generic | $7.00 | $21.00 | $0.1368 | $1.6412 units |
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Cost-sharing is the initial coverage phase at a preferred pharmacy; a percentage is coinsurance of the plan’s negotiated price, and the deductible may apply first. CMS publishes a negotiated price per unit, so the 30-day fill is shown only where the plan’s own quantity limit supplies the quantity.