California · Registered Nurse

Registered Nurse in California.

13,042 verified Registered Nurse providers practise in California according to the National Plan and Provider Enumeration System (NPPES). Browse by city below, or click any provider to view their full NPI record including taxonomy, address, and contact details.

163W00000X13,042 in California200 citiesRefreshed monthly

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San Diego1,204 San Francisco595 Los Angeles517 Sacramento502 Oakland413 Fresno377 Colton345 Santa Ana279 Bakersfield276 Long Beach226 San Jose206 Santa Rosa157 Eureka152 Chula Vista139 Riverside136 Santa Cruz132 Palo Alto127 Orange125 Modesto109 Berkeley109 Santa Barbara108 Oceanside106 Fairfield104 Chico97 San Mateo96 Redding95 Napa95 Escondido85 Stockton78 El Cajon75 Hayward73 Fremont73 Oxnard73 San Leandro72 Torrance70 Redwood City66 Pasadena65 Salinas64 San Bernardino63 Arcata62 Lancaster62 Concord62 Elk Grove61 San Luis Obispo60 Roseville60 Ventura58 Martinez57 Anaheim55 Tarzana55 Moreno Valley52 Costa Mesa52 Merced48 Loma Linda47 Vacaville43 Santee43 Pomona42 Glendale41 San Rafael41 Clovis40 Fontana40 Temecula37 San Ramon34 Visalia34 Murrieta34 Rancho Cucamonga33 Watsonville33 Covina33 Corona32 Santa Maria32 Oroville32 Fullerton32 Grass Valley32 Winterhaven31 Irvine31 Vallejo31 Yuba City31 Carmichael31 Davis30 Redlands30 Red Bluff30 Cerritos30 Indio30 Culver City30 Crescent City30 Fort Irwin29 Placerville29 Greenbrae29 Ontario29 Hanford28 Menifee28 Beaumont27 Norwalk27 Walnut Creek26 Mission Viejo26 El Centro26 East Palo Alto26 Madera26 Victorville26 Rialto25 Rancho Cordova25 Vista25 Livermore25 Van Nuys25 Garden Grove24 Castro Valley24 Palm Springs24 Carlsbad24 La Jolla24 Santa Monica24 Palmdale23 Apple Valley23 West Sacramento23 Woodland22 North Hollywood22 La Mesa22 Sylmar22 Seaside21 Gardena21 Inglewood21 Alameda21 Perris21 Upland20 City Of Industry20 Eastvale20 Marysville19 Huntington Beach19 Monterey19 Downey19 Camarillo19 Auburn19 Buena Park18 Mckinleyville18 Antioch18 Hollister18 Lathrop18 Whittier18 Tustin17 Lake Elsinore17 Fortuna17 Hemet17 San Marcos17 Daly City17 Westminster17 Mountain View17 Alhambra17 Mather16 Union City16 Manteca16 Richmond16 Yorba Linda16 Northridge16 Pleasanton16 Santa Clara16 San Pedro16 West Hollywood16 Sunnyvale16 Rocklin16 Ukiah15 French Camp15 Thousand Oaks15 Folsom15 Tracy15 El Monte15 Placentia15 Diamond Bar15 South San Francisco15 Brentwood14 Redondo Beach14 Woodland Hills14 Glendora14 Gilroy14 Encinitas14 West Covina14 Citrus Heights13 National City13 Beverly Hills13 Valencia13 Fountain Valley13 Bellflower13 Porterville13 Pittsburg13 Yucaipa13 Newport Beach12 Mariposa12 March Arb12 Carson12 Panorama City12 Poway12 Lodi12 Susanville12 Yucca Valley12 Spring Valley12 Simi Valley11 Commerce11 Claremont11 Ceres11 Lompoc11 Petaluma11 Harbor City11 Danville11

A representative sample · not the full listFeatured providers

18 of 13,042

Sara Swertfager RN BSN Phn

Registered Nurse·Bakersfield, CA·1144567710

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Elizabeth Gonzalez RN

Registered Nurse·Redding, CA·1336487578

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Sara Rutkowski RN

Registered Nurse·Ventura, CA·1285972208

Active›

Mrs. Shayla Laff R.N., B.S.N.

Registered Nurse·Alpine, CA·1154669117

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Dawn Spence R.N.

Registered Nurse·Camarillo, CA·1033457916

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Karen Gnass

Registered Nurse·Santa Rosa, CA·1326386277

Active›

Leslie Lovejoy R.N.

Registered Nurse·Concord, CA·1164756680

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Patrick Mark Dacullo RN

Registered Nurse·Fairfield, CA·1134467913

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Boga Adogli RN, Phn

Registered Nurse·Martinez, CA·1265770929

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Ms. Norma Serina R.N.

Registered Nurse·Rancho Palos Verdes, CA·1336487057

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Mr. Mel Aaron Yee RN

Registered Nurse·San Diego, CA·1255670824

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Ms. Dorette Olivera Rn., Bsn., Phn, Inp

Registered Nurse·Torrance, CA·1093054173

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Ariel Bradley R.N.

Registered Nurse·Long Beach, CA·1124367909

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Andrea Mattson RN

Registered Nurse·Chula Vista, CA·1366781130

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Karen Blevins RN

Registered Nurse·Chula Vista, CA·1053650838

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Mrs. Carla Caraccio NP

Registered Nurse·Los Angeles, CA·1144560475

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Alice Cheng

Registered Nurse·Alameda, CA·1073853131

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Mrs. Victoria Donato-Hernandez RN

Registered Nurse·Lynwood, CA·1609116698

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See the full list by city:See all in San Diego 1,204 See all in San Francisco 595 See all in Los Angeles 517 See all in Sacramento 502 See all in Oakland 413 See all in Fresno 377

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Registered Nurse in other states

New York25,401 Ohio9,616 Texas8,766 Washington5,749 Michigan5,376 Pennsylvania5,360 Massachusetts4,946 Florida4,679

Other specialties in California

Behavior Technician166,255 Marriage Family Therapist62,567 Student In An Organized Health Care Education Training Program41,345 Clinical Social Worker37,074 Pharmacist32,714 Mental Health Counselor30,116

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Registered Nurse nationwide →All California specialties →Browse all specialties →

Frequently asked · CaliforniaRegistered Nurse in California

As of the June 2026 NPPES snapshot, 13,042 providers with the Registered Nurse taxonomy are registered to a California practice address. Counts refresh monthly from the public CMS registry.

Open any provider's full NPI record to see their active status, taxonomy, and registered California practice address. For real-time confirmation, the authoritative source is the CMS NPPES public registry, which FindMyNPI mirrors and refreshes monthly.

San Diego (1,204), San Francisco (595), Los Angeles (517). Use the "Refine by city" panel above to open any city's full directory.