Membership Trends for the Employer-Group Medicare Advantage Market by Mark Farrah Associates

CANONSBURG, Pa.--(BUSINESS WIRE)--As of November 1, 2025, over 35.2 million people were enrolled in a Medicare Advantage (MA) plan, according to the Centers for Medicare and Medicaid Services’ (CMS) Medicare Advantage enrollment reports, aggregated by Mark Farrah Associates in Medicare Business Online™. Employer-group Medicare Advantage plans, or Medicare Advantage employer-group waiver plans (MA-EGWPs) encompass 16.2% of the total MA market. In the latest analysis brief, Mark Farrah Associates (MFA), provided insights about the current employer-group Medicare Advantage (MA) market and assessed membership trends by carrier and state.

• As of November 1, 2025, MFA reported that over 5.7 million members were enrolled in employer-group MA plans. This is an increase of 19,719 or 0.35%, since a year ago.
• The top five carriers covered 83% of all group Medicare Advantage enrollees as of November 1, 2025, with UnitedHealth leading in terms of membership at over 1.8 million members, a -6.2% decline from a year ago.
• California maintained the highest number of employer group MA members with almost 752,000 beneficiaries as of November 1, 2025.

To read the full FREE text of “Medicare Advantage Employer-Group Market Enrollment Trends", visit the MFA Briefs on Mark Farrah Associates' website.

About Medicare Business Online

This brief is based on an analysis of employer-group enrollment data for Medicare Advantage released by the Centers for Medicare & Medicaid Services (CMS). Mark Farrah Associates’ Medicare Business Online™ simplifies the tracking of monthly Medicare Advantage and PDP enrollment by competitor. Enrollment data is updated monthly as soon as CMS releases new data.

About Mark Farrah Associates (MFA)

MFA is a leading data aggregator and publisher providing health plan market data and analysis tools for the healthcare industry. Committed to simplifying analysis of health insurance business, our products include: Health Coverage Portal™, Medicare Business Online™, Medicare Benefits Analyzer™, County Health Coverage™, Health Plans USA™ and 5500 Employer Health Plus. Follow us on LinkedIn! Healthcare Business Strategy is a FREE brief that presents analysis of important issues and developments affecting health insurance business today.