There are 5,471 periodontists in the U.S., according to new data from KFF.
KFF recently updated its database of professionally active dentists in the U.S.
Here are the number of periodontists in each state:
| State | Number of periodontists |
| Alabama | 49 |
| Alaska | 3 |
| Arizona | 107 |
| Arkansas | 17 |
| California | 789 |
| Colorado | 119 |
| Connecticut | 84 |
| Delaware | 14 |
| District of Columbia | 27 |
| Florida | 396 |
| Georgia | 147 |
| Hawaii | 32 |
| Idaho | 16 |
| Illinois | 223 |
| Indiana | 63 |
| Iowa | 25 |
| Kansas | 36 |
| Kentucky | 65 |
| Louisiana | 39 |
| Maine | 12 |
| Maryland | 145 |
| Massachusetts | 242 |
| Michigan | 128 |
| Minnesota | 70 |
| Mississippi | 27 |
| Missouri | 56 |
| Montana | 15 |
| Nebraska | 29 |
| Nevada | 38 |
| New Hampshire | 28 |
| New Jersey | 246 |
| New Mexico | 14 |
| New York | 526 |
| North Carolina | 148 |
| North Dakota | 3 |
| Ohio | 144 |
| Oklahoma | 34 |
| Oregon | 62 |
| Pennsylvania | 221 |
| Rhode Island | 17 |
| South Carolina | 69 |
| South Dakota | 8 |
| Tennessee | 64 |
| Texas | 436 |
| Utah | 35 |
| Vermont | 10 |
| Virginia | 163 |
| Washington | 157 |
| West Virginia | 12 |
| Wisconsin | 58 |
| Wyoming | 3 |
