25. Sierra Vista-Douglas, AZ > 30 day readmission rate:16.4% (highest 10%) > 30 day mortality rate:13.3% > Preventable hospitalizations: 48.6 per 1,000 patients > No. of physicians: 46.7 per 100,000 (lowest 10%) > Median household income: $45,508 (lowest 25%) By Thomas C. Frohlich, 247wallst.com. The Sierra Vista-Douglas metro area health system reports poor quality hospital care. The rates…...