Finantrix Atlas · Health insurer
Blue Cross Blue Shield of Michigan Mutual Ins. Co.
Enrolled 673,684 people in Medicare Advantage in October 2026, 1.9% of the total, across 9 contracts.
673,684
Medicare Advantage enrollment, October 2026
1.9%
share of all enrollment
−0.1%
change on the month
Month by month
As CMS counts enrollment by contract, grouped by parent organization.
| Month | Medicare Advantage | Drug plan (PDP) | Contracts |
|---|---|---|---|
| October 2026 | 673,684 | 24,608 | 9 |
| September 2026 | 674,356 | 24,590 | 9 |
| August 2026 | 675,177 | 24,627 | 9 |
| July 2026 | 675,280 | 24,628 | 9 |
| June 2026 | 675,102 | 24,677 | 9 |
| May 2026 | 676,437 | 24,732 | 9 |
| April 2026 | 677,260 | 24,793 | 9 |
| March 2026 | 677,884 | 24,875 | 9 |
| February 2026 | 678,503 | 24,966 | 9 |
| January 2026 | 677,258 | 25,008 | 9 |
| December 2025 | 795,492 | 25,459 | 8 |
| November 2025 | 796,710 | 25,533 | 8 |
From public regulatory filings, as filed; no figure is estimated. Updated 2026-10-28. Not investment advice.