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Registry Statistics
Board Certified Specialist in Oncology Nutrition (CSO)
As of September 07, 2026
By Region
| Alabama | 6 | Alaska | 2 | Arizona | 21 |
| Arkansas | 8 | California | 101 | Colorado | 32 |
| Connecticut | 18 | Delaware | 1 | District of Columbia | 1 |
| Florida | 63 | Georgia | 40 | Hawaii | 1 |
| Idaho | 9 | Illinois | 38 | Indiana | 9 |
| Iowa | 8 | Kansas | 2 | Kentucky | 9 |
| Louisiana | 9 | Maine | 7 | Maryland | 16 |
| Massachusetts | 29 | Michigan | 27 | Minnesota | 12 |
| Mississippi | 1 | Missouri | 22 | Montana | 6 |
| Nebraska | 4 | Nevada | 7 | New Hampshire | 5 |
| New Jersey | 38 | New Mexico | 3 | New York | 79 |
| North Carolina | 45 | North Dakota | 1 | Ohio | 37 |
| Oklahoma | 3 | Oregon | 23 | Pennsylvania | 50 |
| Puerto Rico | 1 | Rhode Island | 2 | South Carolina | 9 |
| South Dakota | 1 | Tennessee | 13 | Texas | 75 |
| Utah | 4 | Vermont | 2 | Virginia | 34 |
| Washington | 33 | West Virginia | 1 | Wisconsin | 25 |
| Foreign | 1 |