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MA Enrollment Rankings by MSA (Jul 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) — 1,128,747 enrollees
- #2: Los Angeles-Long Beach-Glendale, CA (CBSA 31084) — 981,848 enrollees
- #3: Houston-Pasadena-The Woodlands, TX (CBSA 26420) — 653,666 enrollees
- #4: Chicago-Naperville-Schaumburg, IL (CBSA 16984) — 551,991 enrollees
- #5: Riverside-San Bernardino-Ontario, CA (CBSA 40140) — 524,886 enrollees
- #6: Phoenix-Mesa-Chandler, AZ (CBSA 38060) — 482,050 enrollees
- #7: Atlanta-Sandy Springs-Roswell, GA (CBSA 12054) — 460,116 enrollees
- #8: Pittsburgh, PA (CBSA 38300) — 432,597 enrollees
- #9: Minneapolis-St. Paul-Bloomington, MN-WI (CBSA 33460) — 416,619 enrollees
- #10: Miami-Miami Beach-Kendall, FL (CBSA 33124) — 396,326 enrollees
- #11: Dallas-Plano-Irving, TX (CBSA 19124) — 386,380 enrollees
- #12: St. Louis, MO-IL (CBSA 41180) — 366,366 enrollees
- #13: Warren-Troy-Farmington Hills, MI (CBSA 47664) — 343,595 enrollees
- #14: Anaheim-Santa Ana-Irvine, CA (CBSA 11244) — 339,395 enrollees
- #15: San Diego-Chula Vista-Carlsbad, CA (CBSA 41740) — 336,086 enrollees
- #16: Portland-Vancouver-Hillsboro, OR-WA (CBSA 38900) — 323,363 enrollees
- #17: Tampa, FL (CBSA 45294) — 320,351 enrollees
- #18: Orlando-Kissimmee-Sanford, FL (CBSA 36740) — 319,647 enrollees
- #19: Denver-Aurora-Centennial, CO (CBSA 19740) — 294,086 enrollees
- #20: Cleveland, OH (CBSA 17410) — 293,298 enrollees
- #21: Charlotte-Concord-Gastonia, NC-SC (CBSA 16740) — 292,332 enrollees
- #22: Sacramento-Roseville-Folsom, CA (CBSA 40900) — 285,081 enrollees
- #23: San Antonio-New Braunfels, TX (CBSA 41700) — 269,063 enrollees
- #24: Oakland-Fremont-Berkeley, CA (CBSA 36084) — 266,620 enrollees
- #25: Cincinnati, OH-KY-IN (CBSA 17140) — 259,387 enrollees
- #26: Fort Lauderdale-Pompano Beach-Sunrise, FL (CBSA 22744) — 246,808 enrollees
- #27: Las Vegas-Henderson-North Las Vegas, NV (CBSA 29820) — 243,727 enrollees
- #28: Detroit-Dearborn-Livonia, MI (CBSA 19804) — 229,740 enrollees
- #29: Fort Worth-Arlington-Grapevine, TX (CBSA 23104) — 229,118 enrollees
- #30: Milwaukee-Waukesha, WI (CBSA 33340) — 212,790 enrollees
- #31: Columbus, OH (CBSA 18140) — 212,633 enrollees
- #32: Philadelphia, PA (CBSA 37964) — 211,889 enrollees
- #33: Indianapolis-Carmel-Greenwood, IN (CBSA 26900) — 211,868 enrollees
- #34: Kansas City, MO-KS (CBSA 28140) — 210,742 enrollees
- #35: Providence-Warwick, RI-MA (CBSA 39300) — 203,998 enrollees
- #36: Nassau County-Suffolk County, NY (CBSA 35004) — 202,242 enrollees
- #37: Lakewood-New Brunswick, NJ (CBSA 29484) — 200,766 enrollees
- #38: Seattle-Bellevue-Kent, WA (CBSA 42644) — 198,158 enrollees
- #39: Buffalo-Cheektowaga, NY (CBSA 15380) — 197,102 enrollees
- #40: Rochester, NY (CBSA 40380) — 193,865 enrollees
- #41: Nashville-Davidson--Murfreesboro--Franklin, TN (CBSA 34980) — 190,164 enrollees
- #42: West Palm Beach-Boca Raton-Delray Beach, FL (CBSA 48424) — 179,085 enrollees
- #43: Grand Rapids-Wyoming-Kentwood, MI (CBSA 24340) — 173,993 enrollees
- #44: Montgomery County-Bucks County-Chester County, PA (CBSA 33874) — 173,965 enrollees
- #45: Jacksonville, FL (CBSA 27260) — 173,844 enrollees
- #46: Cambridge-Newton-Framingham, MA (CBSA 15764) — 170,098 enrollees
- #47: Newark, NJ (CBSA 35084) — 168,688 enrollees
- #48: Birmingham, AL (CBSA 13820) — 166,659 enrollees
- #49: Austin-Round Rock-San Marcos, TX (CBSA 12420) — 162,728 enrollees
- #50: San Jose-Sunnyvale-Santa Clara, CA (CBSA 41940) — 160,770 enrollees