National totals
| Active NPI records | 2,510 |
| Registered sole proprietors | 560 (22.3%) |
| NUCC taxonomy code | 163WD0400X |
| Grouping | Nursing Service Providers |
Reading the sole-proprietor share
For this specialty, 560 of 2,510 active records, or 22.3%, are flagged as sole proprietors. That NPPES field is self-reported and is an imperfect proxy for private practice, because it may not capture every independent arrangement and may include records whose business structure differs from a reader's definition of private practice. Treat the percentage as a description of reported NPPES status, not as a complete count of privately practicing clinicians or a measure of clinical activity.
By state
| State | Active NPIs | Sole proprietors | Share |
|---|---|---|---|
| New York | 205 | 56 | 27.3% |
| California | 192 | 70 | 36.5% |
| Missouri | 139 | <11 | not reported |
| Rhode Island | 121 | 43 | 35.5% |
| Wisconsin | 109 | 22 | 20.2% |
| Florida | 100 | 22 | 22.0% |
| Illinois | 86 | 20 | 23.3% |
| Utah | 73 | 11 | 15.1% |
| Pennsylvania | 73 | 16 | 21.9% |
| Texas | 69 | 20 | 29.0% |
| Minnesota | 66 | <11 | not reported |
| Arizona | 57 | 14 | 24.6% |
| Michigan | 56 | 16 | 28.6% |
| North Carolina | 54 | <11 | not reported |
| Indiana | 54 | <11 | not reported |
| North Dakota | 53 | <11 | not reported |
| Oklahoma | 53 | <11 | not reported |
| Ohio | 52 | 14 | 26.9% |
| Washington | 51 | <11 | not reported |
| Virginia | 47 | 12 | 25.5% |
| Kentucky | 47 | 15 | 31.9% |
| Oregon | 45 | <11 | not reported |
| Georgia | 43 | <11 | not reported |
| Massachusetts | 43 | 12 | 27.9% |
| Nebraska | 41 | <11 | not reported |
| West Virginia | 39 | <11 | not reported |
| New Mexico | 38 | <11 | not reported |
| South Carolina | 37 | 13 | 35.1% |
| Kansas | 33 | <11 | not reported |
| Hawaii | 32 | <11 | not reported |
| Idaho | 32 | <11 | not reported |
| Maryland | 29 | <11 | not reported |
| Colorado | 28 | <11 | not reported |
| New Jersey | 28 | 11 | 39.3% |
| Iowa | 25 | <11 | not reported |
| Louisiana | 24 | <11 | not reported |
| Alabama | 24 | <11 | not reported |
| Vermont | 22 | <11 | not reported |
| Connecticut | 21 | <11 | not reported |
| Tennessee | 21 | <11 | not reported |
| New Hampshire | 21 | <11 | not reported |
| Arkansas | 18 | <11 | not reported |
| Mississippi | 18 | <11 | not reported |
| South Dakota | 15 | <11 | not reported |
| Nevada | 15 | <11 | not reported |
| Alaska | 14 | <11 | not reported |
| Montana | 13 | <11 | not reported |
New NPI registrations by year
| Year first enumerated | NPIs |
|---|---|
| 2016 | 93 |
| 2017 | 147 |
| 2018 | 171 |
| 2019 | 106 |
| 2020 | 92 |
| 2021 | 87 |
| 2022 | 93 |
| 2023 | 120 |
| 2024 | 122 |
| 2025 | 122 |
Counts reflect the year each NPI was first issued, among records still active today. The final year is partial: this data covers through 2026-01-11.
Data notes
- The sole-proprietor field is self-reported by the provider in NPPES and is an imperfect proxy for private practice.
- A sole-proprietor count shown as <11 is suppressed: the true value is below 11, which could include zero.
- - NPI counts are administrative records, not a census of people or a direct measure of current clinical activity.
- - NUCC has published no official definition for this taxonomy, so its practical scope may vary across organizations and records.
- Providers are counted once, by their primary taxonomy code only.
Common questions
How many Diabetes Educator Registered Nurses are there in the United States?
There are 2,510 active NPI records nationally with Diabetes Educator Registered Nurse as the primary taxonomy. This is an administrative NPI-record count, not necessarily a direct measure of unique people or clinical activity.
How many Diabetes Educator Registered Nurses are in private practice?
NPPES flags 560 records, or 22.3%, as sole proprietors. Because the flag is self-reported and is an imperfect proxy, this should not be treated as a complete count of providers in private practice.
Which states have the most Diabetes Educator Registered Nurses?
The states with the largest reported counts are New York, California, Missouri, Rhode Island, and Wisconsin. These totals describe active NPI records with this primary taxonomy and do not represent every clinician who provides diabetes education.
How many NPIs were first enumerated in the most recent full years?
The counts were 120 in 2023, 122 in 2024, and 122 in 2025. These are records first enumerated in each year, not necessarily new clinicians or evidence of why the overall total changed.
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