UnitedHealthcare has the most in-network physicians and healthcare professionals in California, according to the company's website.
Not all states had information available. The data is from early 2023 unless otherwise noted in parentheses.
UnitedHealthcare's provider network size by state:
- California: 133,200
- Texas: 124,000
- New York: 106,000
- Florida: 99,800
- Ohio: 95,000 (2021)
- Pennsylvania: 69,000
- Massachusetts: 64,700 (2022)
- North Carolina: 62,000 (2021)
- Illinois: 56,000 (2021)
- Michigan: 56,000 (2021)
- Washington: 51,500
- Virginia: 45,900
- Georgia: 45,400
- Tennessee: 41,000 (2021)
- Minnesota: 40,000
- New Jersey: 38,900 (2022)
- Colorado: 39,500
- Arizona: 39,200
- Wisconsin: 39,000 (2021)
- Indiana: 38,500 (2021)
- Missouri: 38,000 (2021)
- Maryland: 35,100
- Kentucky: 28,000
- Oregon: 27,100
- Connecticut: 26,600 (2022)
- South Carolina: 25,000 (2021)
- Louisiana: 24,000 (2021)
- Alabama: 21,500
- Iowa: 19,600 (2021)
- Kansas: 19,500 (2021)
- Oklahoma: 16,000 (2021)
- Utah: 15,700
- Arkansas: 15,000 (2021)
- Nebraska: 15,000 (2021)
- Mississippi: 14,000 (2021)
- Maine: 13,400
- New Hampshire: 13,300 (2022)
- Idaho: 12,000
- West Virginia: 10,300
- Rhode Island: 9,400 (2022)
- New Mexico: 8,900
- Montana: 7,800
- District of Columbia: 7,100
- South Dakota: 6,400 (2021)
- Delaware: 5,900 (2022)
- North Dakota: 5,800 (2021)
- Vermont: 4,450 (2021)
- Alaska: 4,000
- Wyoming: 3,500