Preferred Provider Organization: NPI taxonomy code 305R00000X
Taxonomy code 305R00000X is Preferred Provider Organization, in the Managed Care Organizations group.
3,088 active NPIs list it as their primary specialty (<0.1% of all).
| Code | 305R00000X |
|---|---|
| Group | Managed Care Organizations |
| Classification | Preferred Provider Organization |
| Used for | organizations (the code is in NUCC's Non-Individual section) |
| Active NPIs, primary specialty | 3,088 (164 individuals, 2,924 organizations) |
What NUCC says: A group of physicians and/or hospitals who contract with an employer to provide services to their employees. In a PPO, the patient may got to the physician of his/her choice, even if that physician does not participate in the PPO, but the patient receives care at a lower benefit level. (excerpt of the NUCC 26.1 definition)
Find Preferred Provider Organization providers
Search the registry for providers listing Preferred Provider Organization. Pick a state to narrow it down.
Where they are
| State | Active NPIs | Share |
|---|---|---|
| California | 510 | 16.5% |
| Texas | 279 | 9.0% |
| Florida | 262 | 8.5% |
| New York | 166 | 5.4% |
| Illinois | 113 | 3.7% |
| Louisiana | 112 | 3.6% |
| Georgia | 110 | 3.6% |
| Ohio | 103 | 3.3% |
| North Carolina | 92 | 3.0% |
| Washington | 88 | 2.8% |
Top states by practice location, from the NPPES file of September 13, 2026.
Specialty definitions are from the NUCC Health Care Provider Taxonomy (version 26.1). Which code to use on a claim depends on your NPPES record and your payer. See taxonomy codes explained.