Provider Spotlight

UnitedHealth Group

Medicare Advantage enrollment, state footprint, Star Rating, and multi-year growth — sourced live from CMS contract files.
Enrollment: May 2026
State data: May 2026
Penetration: May 2026
Star Ratings: 2026
Generated: 2026-05-12 15:46 UTC
CMS source ↗
Total contract enrollment · May 2026 · $UNH
13,074,844
across 53 active states · member-weighted Star Rating 4.11 (2026)
-0.2%
Month-over-Month
-5.4%
Year-over-Year
2.2%
CAGR (5yr)
5-Year Enrollment History Year-end (December) snapshots · current year as of May 2026
11,884,573Dec 202112,432,619Dec 202213,478,579Dec 202313,342,955Dec 202413,828,064Dec 202513,074,844May 2026
State Footprint May 2026
5-Year Annual Enrollment
Snapshot Enrollment Net YoY YoY %
2026-May (latest — partial year)13,074,844-753,220-5.4%
2025-Dec13,828,064+485,109+3.6%
2024-Dec13,342,955-135,624-1.0%
2023-Dec13,478,579+1,045,960+8.4%
2022-Dec12,432,619+548,046+4.6%
2021-Dec11,884,573
Month-over-Month Enrollment — Past 12 Months
Month Enrollment Net MoM MoM %
2026-May13,074,844-25,351-0.2%
2026-Apr13,100,195-36,950-0.3%
2026-Mar13,137,145-28,118-0.2%
2026-Feb13,165,263-76,461-0.6%
2026-Jan13,241,724-586,340-4.2%
2025-Dec13,828,064-11,723-0.1%
2025-Nov13,839,787+13,127+0.1%
2025-Oct13,826,660+26,420+0.2%
2025-Sep13,800,240+29,995+0.2%
2025-Aug13,770,245+40,267+0.3%
2025-Jul13,729,978+27,194+0.2%
2025-Jun13,702,784+66,608+0.5%
State-by-State Enrollment
State Code Enrollment Counties Share of Provider
TexasTX1,313,50325110.05%
FloridaFL878,934676.72%
North CarolinaNC428,6671003.28%
New YorkNY397,876623.04%
CaliforniaCA384,650572.94%
WashingtonWA358,273392.74%
OhioOH340,083882.60%
MissouriMO334,7341152.56%
ArizonaAZ328,007152.51%
GeorgiaGA316,2011592.42%
WisconsinWI277,304722.12%
IndianaIN253,422921.94%
ColoradoCO249,560631.91%
TennesseeTN229,018951.75%
New JerseyNJ217,921211.67%
IllinoisIL217,8191021.67%
LouisianaLA205,063641.57%
VirginiaVA189,2081331.45%
AlabamaAL162,319671.24%
South CarolinaSC157,319461.20%
OregonOR156,412341.20%
OklahomaOK147,682771.13%
PennsylvaniaPA146,882671.12%
ArkansasAR129,690750.99%
UtahUT126,683270.97%
MassachusettsMA112,399140.86%
ConnecticutCT111,20980.85%
NevadaNV100,555130.77%
IdahoID80,112430.61%
New MexicoNM79,112330.61%
MichiganMI78,618820.60%
KansasKS78,472860.60%
MinnesotaMN78,381770.60%
MississippiMS73,962820.57%
KentuckyKY73,3441200.56%
IowaIA71,799930.55%
NebraskaNE53,866730.41%
MaineME52,464160.40%
HawaiiHI51,34840.39%
Rhode IslandRI45,60450.35%
MarylandMD42,833240.33%
West VirginiaWV36,752550.28%
New HampshireNH34,391100.26%
DelawareDE34,18730.26%
District of ColumbiaDC20,74310.16%
WyomingWY9,258220.07%
South DakotaSD8,014440.06%
MontanaMT7,863380.06%
North DakotaND6,451240.05%
U.S. Virgin IslandsVI5,55920.04%
VermontVT4,101140.03%
AlaskaAK58950.00%
Puerto RicoPR1710.00%