Registry Statistics
Board Certified Specialist in Oncology Nutrition (CSO)
As of October 18, 2021
| Alabama | 6 | Alaska | 1 | Arizona | 16 |
| Arkansas | 1 | California | 69 | Colorado | 28 |
| Connecticut | 19 | Delaware | 2 | District of Columbia | 1 |
| Florida | 41 | Georgia | 29 | Idaho | 11 |
| Illinois | 35 | Indiana | 15 | Iowa | 8 |
| Kansas | 8 | Kentucky | 11 | Louisiana | 7 |
| Maine | 5 | Maryland | 20 | Massachusetts | 15 |
| Michigan | 27 | Minnesota | 11 | Missouri | 19 |
| Montana | 5 | Nebraska | 4 | Nevada | 4 |
| New Hampshire | 3 | New Jersey | 29 | New York | 57 |
| North Carolina | 41 | North Dakota | 2 | Ohio | 26 |
| Oklahoma | 6 | Oregon | 21 | Pennsylvania | 46 |
| Rhode Island | 4 | South Carolina | 11 | Tennessee | 8 |
| Texas | 56 | Utah | 6 | Vermont | 2 |
| Virginia | 22 | Washington | 26 | West Virginia | 1 |
| Wisconsin | 21 | Canada | 2 |