Nationwide, 4,424 periodontists are actively practicing, according to data from the Kaiser Family Foundation.
Data comes from a special request by the American Dental Association. Data was pulled in September 2021 from Redi-Data.
Below are states with the highest and lowest number of active periodontists.
Ten states with most periodontists:
1. California — 588
2. New York — 425
3. Texas — 350
4. Florida — 294
5. New Jersey — 236
6. Pennsylvania — 214
7. Illinois — 192
8. Massachusetts — 176
9. Ohio — 136
10. Georgia — 132
Ten states with the fewest periodontists:
1. Alaska — 4
2. Wyoming — 5
2. South Dakota — 5
2. North Dakota — 5
5. West Virginia — 7
6. Vermont — 8
7. Montana — 11
8. District of Columbia — 12
9. Maine — 13
10. Rhode Island — 15