Explore the Star Ratings measures MedWatchers supports — one plain-English guide for each.

Stars Navigator · Measure Guides

The measures behind the Star Ratings, explained

A one-page guide for each measure MedWatchers supports — what it measures, how members pass, and where plans lose points.

ADH
Part D · Triple-weighted

Medication Adherence

Diabetes, cholesterol, and hypertension medications — the 80% Proportion of Days Covered (PDC) rule, member by member.

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FMC
Part C · Care coordination

Follow-up after ED Visit

Timely follow-up for members with multiple high-risk chronic conditions after an emergency department visit.

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COA
Part C · SNP · Process

Care for Older Adults

Medication Review (COA-M) and Functional Status Assessment (COA-F) for SNP members 66 and older.

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MTM
Part D · CMR completion

MTM Program Completion Rate for CMR

Comprehensive Medication Reviews for eligible members, and the completion rate CMS scores each contract on.

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POLY
Medication safety

Poly-ACH & COB

Identifying members on high-risk medication combinations and coordinating benefits across payers.

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SUPD
Part D · Statins

Statin Use in Persons with Diabetes

The Part D measure for statin therapy in members with diabetes — how it's calculated, and where members fall out.

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