Finantrix Atlas · Health insurer
Highmark Health
Enrolled 424,853 people in Medicare Advantage in October 2026, 1.2% of the total, across 11 contracts.
424,853
Medicare Advantage enrollment, October 2026
1.2%
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 | 424,853 | 20,566 | 11 |
| September 2026 | 424,629 | 20,631 | 11 |
| August 2026 | 424,838 | 20,704 | 11 |
| July 2026 | 424,344 | 20,745 | 11 |
| June 2026 | 424,253 | 20,817 | 11 |
| May 2026 | 424,346 | 20,903 | 11 |
| April 2026 | 424,318 | 21,007 | 11 |
| March 2026 | 424,134 | 21,084 | 11 |
| February 2026 | 422,580 | 21,160 | 11 |
| January 2026 | 409,098 | 21,267 | 11 |
| December 2025 | 486,125 | 21,603 | 10 |
| November 2025 | 486,526 | 21,675 | 10 |
From public regulatory filings, as filed; no figure is estimated. Updated 2026-10-28. Not investment advice.