S5584 — Blue Cross Blue Shield of Michigan

PDP · Parent: Blue Cross Blue Shield of Michigan Mutual Ins. Co.

Not Applicable CMS published 2026-05-14 02:06 UTC

Year-over-year ratings

Plan year	Overall	Part C summary	Part D summary
2025	Not Applicable	Not Applicable	4
2026	Not Applicable	Not Applicable	2.5

2026 domain stars

CMS groups the underlying measures into five performance domains for Medicare Advantage plans. Each domain rolls up to a star rating that contributes to the overall summary.

Staying Healthy: Screenings, Tests and Vaccines: Not rated
Managing Chronic (Long Term) Conditions: Not rated
Member Experience with Health Plan: Not rated
Member Complaints and Changes in the Health Plan's Performance: Not rated
Health Plan Customer Service: Not rated

Contract metadata

Contract Number: S5584
Contract Name: BCBS OF MICHIGAN MUTUAL INSURANCE COMPANY
Organization (marketing name): Blue Cross Blue Shield of Michigan
Parent Organization: Blue Cross Blue Shield of Michigan Mutual Ins. Co.
Organization Type: PDP
Special Needs Plan: No

Contract Number is the CMS-assigned identifier for a Medicare contract. A single parent organization typically operates many contracts (e.g., one per state market). The Star Ratings published here reflect the rolled-up performance for the contract as a whole.

Get the full forensic

MA Star Forensics extends this register with the measure-level cut-point forensics, the under-the-hood projection model for next year's ratings, cohort comparisons against named peer sets, and the dollar-at-stake analysis per measure improvement. Available under institutional license to Medicare Advantage plans, healthcare PE, and provider contracting teams.

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