UnitedHealthcare Insurance UnitedHealthcare Visit Website 125 South 84th Street Suite 400 Milwaukee, WI 53214 LinkedIn Facebook Twitter About Map About UnitedHealthcare is dedicated to helping people live healthier lives and making the health system work better for everyone. We serve millions of people from their earliest years through their working lives and through retirement. What's Nearby? Distance: 5 10 15 20 25 50 mi.