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Healthcare Providers in Ontario, California

6,142 active healthcare providers are enumerated in Ontario, per the CMS NPPES dataset.

6,142Total providers
5,432Individual providers
710Organizations

Search near Ontario, California

Results are filtered to California — NPISignal search does not yet scope by city. The provider list below is specific to Ontario.

Top Specialties in Ontario

  1. 1Behavior Technician2,846
  2. 2Behavior Analyst371
  3. 3Marriage & Family Therapist185
  4. 4Student in an Organized Health Care Education/Training Program176
  5. 5Social Worker — Clinical147
  6. 6Assistant Behavior Analyst121
  7. 7Speech-Language Pathologist106
  8. 8Counselor — Addiction (Substance Use Disorder)104
  9. 9Dentist — General Practice92
  10. 10Pharmacist89

Providers in Ontario

Page 7 of 20

ProviderTypeSpecialtyNPI
Brenda RodriguezIndividualBehavior Technician1023661543
Sydney Mckenzie KeynerIndividualBehavior Analyst1023670643
Jair WalkerIndividualBehavior Technician1023681947
Jaclyn ArellanoIndividualBehavior Technician1023694528
Hsiang Chun Kuo, L.AC.IndividualAcupuncturist1023704673
Melissa LezamaIndividualBehavior Technician1023704749
Louise Alice MoralesIndividualCommunity Health Worker1023710043
Giselle Marie Salas, MSW, ACSWIndividualSocial Worker — Clinical1023715620
Yarelly DelacruzIndividualBehavior Technician1023721735
Esmeralda MorenoIndividualBehavior Technician1023743002
Philip Craig Drouet, CEP, CCRPIndividualClinical Exercise Physiologist1023745205
Denise Alejandra CastilloIndividualBehavior Technician1023746948
Kristin StreyIndividualBehavior Technician1023754736
Jeni Marie CasillasIndividualSpecialist/Technologist — Speech-Language Assistant1023756798
Joanna RojasIndividualBehavior Technician1023763935
Mia ValenzuelaIndividualBehavior Technician1023790144
Michael David AllenIndividualCommunity Health Worker1023836400
Lisa VazquezIndividualBehavior Technician1023881125
Madison LangfordIndividualBehavior Technician1023882941
Andrea ImuraIndividualBehavior Technician1023889078
Blessing LongIndividualBehavior Technician1023890969
Lyndsey VargasIndividualBehavior Technician1023896370
Kim La Ta, PHARMDIndividualPharmacist — Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1023898087
Chaz AdamsIndividualBehavior Technician1023905395
Npowered Mental Health & Wellness, Inc.OrganizationNurse Practitioner — Psychiatric/Mental Health1023950318

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