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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 18 of 20

ProviderTypeSpecialtyNPI
Cecelia OlacheaIndividualBehavior Technician1073389193
Diana G MunozIndividualStudent in an Organized Health Care Education/Training Program1073403424
Wendy GomezIndividualBehavior Technician1073404141
Rez Society Nursing CorporationOrganizationNurse Practitioner — Psychiatric/Mental Health1073442133
Matthew QuinonesIndividualBehavior Technician1073454872
Jason IrahetaIndividualBehavior Technician1073462792
Daisy BetancourtIndividualBehavior Technician1073468419
Carlos LopezIndividualPsychologist — School1073470993
Sarah Marie Felix, PPSIndividualPsychologist — School1073477907
Esmeralda EnriquezIndividualHealth & Wellness Coach1073490348
Advocates for Medical ExpansionOrganizationVoluntary or Charitable1073494183
Guadalupe SanchezIndividualBehavior Technician1073497681
Ruth Rosario MaganaIndividualCommunity Health Worker1073601688
Chester T GregsonIndividualMarriage & Family Therapist1073633731
N. Fidelis Garcia, MFT INTERNIndividualMarriage & Family Therapist1073636460
Roberto FigueroaOrganizationDentist1073740924
Martha S CrisostomoOrganizationClinical Medical Laboratory1073767620
Salem Christian Homes, Inc.OrganizationResidential Treatment Facility, Intellectual and/or Developmental Disabilities1073771226
Physicians Aalliance NetworkOrganizationExclusive Provider Organization1073789871
Sandra ChavezIndividualCounselor — Mental Health1073800751
Jason Albert HerreraIndividualCounselor — Addiction (Substance Use Disorder)1073825469
Work Force Evaluators IncorporatedOrganizationLegal Medicine1073851259
Jovanni Lapre HollowayIndividualSocial Worker — Clinical1073864427
Russell G Mobley, PA-CIndividualPhysician Assistant1073881793
Arielle DuinkerkenIndividualBehavior Analyst1073989190

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