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MA Enrollment Rankings by MSA (Feb 2026)
Browse top 50 metro area pages generated from county-level Medicare Advantage enrollment data.
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Top 50 MSA Pages
- #1: New York-Jersey City-White Plains, NY-NJ (CBSA 35614) — 1,113,430 enrollees
- #2: Los Angeles-Long Beach-Glendale, CA (CBSA 31084) — 971,412 enrollees
- #3: Houston-Pasadena-The Woodlands, TX (CBSA 26420) — 644,978 enrollees
- #4: Chicago-Naperville-Schaumburg, IL (CBSA 16984) — 544,793 enrollees
- #5: Riverside-San Bernardino-Ontario, CA (CBSA 40140) — 518,613 enrollees
- #6: Phoenix-Mesa-Chandler, AZ (CBSA 38060) — 477,293 enrollees
- #7: Atlanta-Sandy Springs-Roswell, GA (CBSA 12054) — 452,260 enrollees
- #8: Pittsburgh, PA (CBSA 38300) — 431,863 enrollees
- #9: Minneapolis-St. Paul-Bloomington, MN-WI (CBSA 33460) — 408,683 enrollees
- #10: Miami-Miami Beach-Kendall, FL (CBSA 33124) — 390,983 enrollees
- #11: Dallas-Plano-Irving, TX (CBSA 19124) — 381,861 enrollees
- #12: St. Louis, MO-IL (CBSA 41180) — 363,796 enrollees
- #13: Warren-Troy-Farmington Hills, MI (CBSA 47664) — 340,768 enrollees
- #14: Anaheim-Santa Ana-Irvine, CA (CBSA 11244) — 335,360 enrollees
- #15: San Diego-Chula Vista-Carlsbad, CA (CBSA 41740) — 332,825 enrollees
- #16: Portland-Vancouver-Hillsboro, OR-WA (CBSA 38900) — 321,338 enrollees
- #17: Tampa, FL (CBSA 45294) — 317,573 enrollees
- #18: Orlando-Kissimmee-Sanford, FL (CBSA 36740) — 316,043 enrollees
- #19: Denver-Aurora-Centennial, CO (CBSA 19740) — 291,702 enrollees
- #20: Cleveland, OH (CBSA 17410) — 290,915 enrollees
- #21: Charlotte-Concord-Gastonia, NC-SC (CBSA 16740) — 289,288 enrollees
- #22: Sacramento-Roseville-Folsom, CA (CBSA 40900) — 280,619 enrollees
- #23: San Antonio-New Braunfels, TX (CBSA 41700) — 266,010 enrollees
- #24: Oakland-Fremont-Berkeley, CA (CBSA 36084) — 262,615 enrollees
- #25: Cincinnati, OH-KY-IN (CBSA 17140) — 256,861 enrollees
- #26: Fort Lauderdale-Pompano Beach-Sunrise, FL (CBSA 22744) — 243,926 enrollees
- #27: Las Vegas-Henderson-North Las Vegas, NV (CBSA 29820) — 241,549 enrollees
- #28: Detroit-Dearborn-Livonia, MI (CBSA 19804) — 228,837 enrollees
- #29: Fort Worth-Arlington-Grapevine, TX (CBSA 23104) — 226,612 enrollees
- #30: Milwaukee-Waukesha, WI (CBSA 33340) — 211,094 enrollees
- #31: Columbus, OH (CBSA 18140) — 210,268 enrollees
- #32: Philadelphia, PA (CBSA 37964) — 210,108 enrollees
- #33: Kansas City, MO-KS (CBSA 28140) — 209,694 enrollees
- #34: Indianapolis-Carmel-Greenwood, IN (CBSA 26900) — 209,295 enrollees
- #35: Providence-Warwick, RI-MA (CBSA 39300) — 202,813 enrollees
- #36: Lakewood-New Brunswick, NJ (CBSA 29484) — 199,136 enrollees
- #37: Nassau County-Suffolk County, NY (CBSA 35004) — 197,433 enrollees
- #38: Seattle-Bellevue-Kent, WA (CBSA 42644) — 197,167 enrollees
- #39: Buffalo-Cheektowaga, NY (CBSA 15380) — 194,037 enrollees
- #40: Rochester, NY (CBSA 40380) — 188,872 enrollees
- #41: Nashville-Davidson--Murfreesboro--Franklin, TN (CBSA 34980) — 187,776 enrollees
- #42: West Palm Beach-Boca Raton-Delray Beach, FL (CBSA 48424) — 178,521 enrollees
- #43: Montgomery County-Bucks County-Chester County, PA (CBSA 33874) — 173,071 enrollees
- #44: Grand Rapids-Wyoming-Kentwood, MI (CBSA 24340) — 172,481 enrollees
- #45: Jacksonville, FL (CBSA 27260) — 171,934 enrollees
- #46: Cambridge-Newton-Framingham, MA (CBSA 15764) — 168,931 enrollees
- #47: Newark, NJ (CBSA 35084) — 167,538 enrollees
- #48: Birmingham, AL (CBSA 13820) — 165,928 enrollees
- #49: Austin-Round Rock-San Marcos, TX (CBSA 12420) — 159,504 enrollees
- #50: St. Petersburg-Clearwater-Largo, FL (CBSA 41304) — 159,421 enrollees