2,248 cities with NPPES-registered healthcare providers in California. Counts reflect providers with a California practice address in the federal registry.
| Rank | City | Providers in CA |
|---|---|---|
| 1 | Los Angeles | 80,094 |
| 2 | San Diego | 58,334 |
| 3 | San Francisco | 41,174 |
| 4 | Sacramento | 36,157 |
| 5 | San Jose | 24,076 |
| 6 | Fresno | 21,932 |
| 7 | Oakland | 20,082 |
| 8 | Monrovia | 15,995 |
| 9 | Long Beach | 15,825 |
| 10 | Riverside | 15,477 |
| 11 | Orange | 14,030 |
| 12 | Bakersfield | 13,753 |
| 13 | Pasadena | 12,375 |
| 14 | Anaheim | 10,745 |
| 15 | Stockton | 10,609 |
| 16 | Torrance | 10,583 |
| 17 | Santa Ana | 10,402 |
| 18 | Modesto | 9,837 |
| 19 | Irvine | 9,484 |
| 20 | Concord | 9,280 |
| 21 | Palo Alto | 7,866 |
| 22 | Glendale | 7,794 |
| 23 | Santa Rosa | 7,728 |
| 24 | San Bernardino | 6,752 |
| 25 | Walnut Creek | 6,731 |
| 26 | Van Nuys | 6,658 |
| 27 | Santa Monica | 6,298 |
| 28 | Santa Barbara | 6,274 |
| 29 | Roseville | 6,061 |
| 30 | Fullerton | 6,042 |
| 31 | Chula Vista | 5,947 |
| 32 | Newport Beach | 5,894 |
| 33 | Ontario | 5,738 |
| 34 | Pomona | 5,610 |
| 35 | Fremont | 5,496 |
| 36 | San Leandro | 5,478 |
| 37 | Stanford | 5,455 |
| 38 | Rancho Cucamonga | 5,410 |
| 39 | Berkeley | 5,403 |
| 40 | Beverly Hills | 5,373 |
| 41 | Santa Cruz | 5,328 |
| 42 | Woodland Hills | 5,301 |
| 43 | Garden Grove | 5,253 |
| 44 | Lancaster | 5,163 |
| 45 | Burbank | 5,047 |
| 46 | Huntington Beach | 5,040 |
| 47 | Costa Mesa | 5,008 |
| 48 | Salinas | 4,980 |
| 49 | Ventura | 4,942 |
| 50 | Gardena | 4,920 |