Registry Statistics
Board Certified Specialist in Oncology Nutrition (CSO)
As of July 24, 2017
| Alabama | 2 | Alaska | 1 | Arizona | 19 |
| Arkansas | 2 | California | 75 | Colorado | 21 |
| Connecticut | 25 | Delaware | 1 | District of Columbia | 1 |
| Florida | 40 | Georgia | 20 | Idaho | 9 |
| Illinois | 34 | Indiana | 14 | Iowa | 9 |
| Kansas | 5 | Kentucky | 8 | Louisiana | 8 |
| Maine | 6 | Maryland | 12 | Massachusetts | 15 |
| Michigan | 29 | Minnesota | 10 | Mississippi | 2 |
| Missouri | 9 | Montana | 3 | Nebraska | 4 |
| Nevada | 1 | New Hampshire | 5 | New Jersey | 35 |
| New York | 40 | North Carolina | 33 | North Dakota | 2 |
| Ohio | 19 | Oklahoma | 9 | Oregon | 13 |
| Pennsylvania | 48 | Rhode Island | 3 | South Carolina | 8 |
| South Dakota | 1 | Tennessee | 13 | Texas | 65 |
| Utah | 4 | Vermont | 3 | Virginia | 21 |
| Washington | 29 | West Virginia | 2 | Wisconsin | 17 |
| Wyoming | 1 |