22 cities with NPPES-registered healthcare providers in USA. Counts reflect providers with a USA practice address in the federal registry.
| Rank | City | Providers in USA |
|---|---|---|
| 1 | Boston | 1 |
| 2 | Sterling | 1 |
| 3 | Bayamon | 1 |
| 4 | Delray Beach | 1 |
| 5 | Ca | 1 |
| 6 | Bronx | 1 |
| 7 | Charlotte | 1 |
| 8 | Salt Lake City | 1 |
| 9 | Maitland | 1 |
| 10 | Union City | 1 |
| 11 | 48439 | 1 |
| 12 | Brooklyn | 1 |
| 13 | Cambridge | 1 |
| 14 | New Rochelle, | 1 |
| 15 | Atoka | 1 |
| 16 | Seattle | 1 |
| 17 | Beckley | 1 |
| 18 | Apo | 1 |
| 19 | East Longmeadow | 1 |
| 20 | St Petersburg | 1 |
| 21 | Norfolk | 1 |
| 22 | Hinsdale | 1 |