Phones and Live Chat are not available today. CDR Staff will respond to emails and voicemails within 48 business hours.
Registry Statistics
Board Certified Specialist in Renal Nutrition (CSR)
As of August 10, 2026
By Region
| Alabama | 2 | Alaska | 2 | Arizona | 7 |
| Arkansas | 3 | California | 110 | Colorado | 11 |
| Connecticut | 7 | District of Columbia | 1 | Florida | 33 |
| Georgia | 17 | Hawaii | 6 | Idaho | 3 |
| Illinois | 16 | Indiana | 6 | Iowa | 4 |
| Kansas | 3 | Kentucky | 2 | Louisiana | 2 |
| Maine | 1 | Maryland | 8 | Massachusetts | 14 |
| Michigan | 13 | Minnesota | 6 | Mississippi | 5 |
| Missouri | 11 | Montana | 1 | Nebraska | 2 |
| Nevada | 3 | New Jersey | 18 | New Mexico | 5 |
| New York | 31 | North Carolina | 23 | North Dakota | 1 |
| Northern Mariana Islands | 1 | Ohio | 15 | Oklahoma | 5 |
| Oregon | 11 | Pennsylvania | 18 | Puerto Rico | 4 |
| Rhode Island | 3 | South Carolina | 9 | South Dakota | 4 |
| Tennessee | 14 | Texas | 48 | Utah | 10 |
| Vermont | 1 | Virginia | 26 | Washington | 14 |
| West Virginia | 4 | Wisconsin | 13 | Wyoming | 1 |
| Foreign | 3 |