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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

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ProviderTypeSpecialtyNPI
Yen Shiu Shih DDS Prof. Inc.OrganizationDentist1083003388
Rosalinda MonroyIndividualStudent in an Organized Health Care Education/Training Program1083048615
Elizabeth H Choi, RPHIndividualPharmacist1083085047
Luxottica of America Inc.OrganizationEyewear Supplier1083098594
Carlos De AndaIndividualBehavior Technician1083115968
Hannah Marie Tomita, BCBAIndividualBehavior Analyst1083128243
Nicholas Joseph Pena, PA-CIndividualPhysician Assistant1083176077
Alexis Rachelle BritoIndividualBehavior Technician1083202287
Michael NguyenIndividualBehavior Analyst1083209795
Tiffany IrvingIndividualBehavior Technician1083212690
Adam Alexander MartinezIndividualBehavior Technician1083225668
Kyauna Siu-Shu Southam, MAT, ATCIndividualSpecialist/Technologist — Athletic Trainer1083247621
Hannah Worley, MSIndividualBehavior Technician1083256606
Karla L. VegaIndividualSocial Worker1083257018
Viviana Roman M, BAIndividualCase Manager/Care Coordinator1083260566
Felipa RuizIndividualTechnician — Attendant Care Provider1083263081
Mackenzie Lucinda Bello PonceIndividualCommunity Health Worker1083263396
Laura Patricia GomezIndividualBehavior Technician1083276331
Lourdes CarranzaIndividualBehavior Technician1083292171
Alexys Michelle CampbellIndividualBehavior Technician1083315683
Ryan Cole SalcedoIndividualBehavior Technician1083316400
Dayl Therese Chachappan, BDS MPH MSDSIndividualDentist — Pediatric Dentistry1083358741
David CortesIndividualBehavior Technician1083364228
Marisma GuzmanIndividualBehavior Technician1083378111
Ashley Saldana Licensed Clinical Social Worker PCOrganizationClinic/Center — Mental Health (Including Community Mental Health Center)1083382899

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