Providers by state
| State | Providers | Specialties | Cities |
|---|
| California |
980,527 | 814 |
2,035 |
| New York |
550,994 | 775 |
2,433 |
| Florida |
476,820 | 773 |
1,163 |
| Texas |
438,072 | 786 |
1,611 |
| Ohio |
339,138 | 743 |
1,436 |
| Michigan |
289,485 | 714 |
1,124 |
| Pennsylvania |
264,354 | 718 |
2,013 |
| Illinois |
243,461 | 711 |
1,351 |
| Massachusetts |
221,553 | 696 |
839 |
| Washington |
205,838 | 688 |
640 |
| North Carolina |
202,564 | 685 |
908 |
| Georgia |
170,358 | 715 |
763 |
| New Jersey |
167,049 | 679 |
1,062 |
| Maryland |
161,186 | 691 |
665 |
| Virginia |
151,177 | 677 |
887 |
| Colorado |
150,666 | 690 |
487 |
| Minnesota |
135,561 | 636 |
807 |
| Arizona |
128,754 | 678 |
359 |
| Tennessee |
127,165 | 663 |
600 |
| Oregon |
126,932 | 626 |
384 |
| Indiana |
122,057 | 621 |
671 |
| Wisconsin |
117,416 | 634 |
816 |
| Missouri |
113,789 | 653 |
869 |
| Nevada |
101,376 | 586 |
145 |
| Oklahoma |
93,336 | 591 |
571 |
| Louisiana |
92,949 | 610 |
527 |
| Kentucky |
87,983 | 585 |
683 |
| South Carolina |
87,542 | 620 |
478 |
| Connecticut |
84,806 | 591 |
385 |
| West Virginia |
80,671 | 467 |
895 |
| Nebraska |
79,562 | 526 |
537 |
| Utah |
78,903 | 576 |
325 |
| Alabama |
69,060 | 572 |
602 |
| Arkansas |
68,390 | 545 |
502 |
| New Mexico |
57,086 | 539 |
360 |
| Kansas |
55,565 | 544 |
497 |
| Iowa |
49,140 | 524 |
642 |
| District of Columbia |
47,234 | 518 |
83 |
| Mississippi |
41,219 | 537 |
394 |
| Maine |
34,151 | 467 |
556 |
| Idaho |
33,901 | 500 |
254 |
| New Hampshire |
33,353 | 467 |
303 |
| Hawaii |
32,521 | 501 |
187 |
| Alaska |
29,272 | 437 |
300 |
| Rhode Island |
25,964 | 443 |
115 |
| North Dakota |
22,692 | 402 |
318 |
| Montana |
22,326 | 436 |
255 |
| Delaware |
21,497 | 447 |
100 |
| South Dakota |
17,524 | 420 |
254 |
| Vermont |
15,470 | 394 |
352 |
| Wyoming |
13,739 | 365 |
141 |