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Healthcare Providers in Ontario, CA

5,896 providers in Ontario, California

There are 5,896 healthcare providers in Ontario, California listed on Carenary, spanning primary care, dental, behavioral health, and dozens of other specialties. Use the directory to find a local provider, see their address and phone number, and verify their NPI registration before you schedule. Choose a specialty below to narrow your search to the right kind of care in Ontario.

Specialties in Ontario

Behavior Technician2,728Behavior Analyst366Marriage & Family Therapist181Student in an Organized Health Care Education/Training Program163Clinical Social Worker139Assistant Behavior Analyst113Addiction (Substance Use Disorder) Counselor104Speech-Language Pathologist103General Practice Dentistry90Pharmacist89Mental Health Counselor88Speech-Language Assistant84Dentist79Health & Wellness Coach66Community Health Worker64Family Nurse Practitioner51Chiropractor46Case Manager/Care Coordinator42Family Medicine Physician40Physician Assistant37Social Worker37Physical Therapist36Community Based Hospice Care Agency35Home Health Agency34Counselor32Optometrist31School Counselor31Registered Nurse29Rehabilitation Practitioner29Licensed Vocational Nurse28Non-emergency Medical Transport (VAN)28Occupational Therapist28Dental Clinic/Center24Durable Medical Equipment & Medical Supplies21Peer Specialist20Psychiatric/Mental Health Nurse Practitioner19Nurse Practitioner18School Registered Nurse18Community/Retail Pharmacy17Acupuncturist15

All providers

MD
Melody Diaz
Behavior Technician
Ontario, CA(866) 727-8274
MD
Michael Diaz
Behavior Technician
Ontario, CA(855) 223-7123
TD
Teodoro Diaz, DO
Family Medicine Physician
Ontario, CA(909) 773-0022
VD
Victoria Diaz
Behavior Technician
Ontario, CA(909) 749-5204
LO
Linda Diaz Ochoa
Behavior Technician
Ontario, CA(855) 832-6727
AD
Arlene Diaz-Cervantes
Student in an Organized Health Care Education/Training Program
Ontario, CA(909) 418-6923
DD
Dina Dib
Behavior Analyst
Ontario, CA(909) 259-5600
CD
Cassidy Dick
Behavior Technician
Ontario, CA(866) 727-8274
JD
Jordan Dick
Behavior Technician
Ontario, CA(909) 749-5204
DD
Dominique Dickey
Behavior Technician
Ontario, CA(909) 247-8756
DD
David Diep, DO
Family Medicine Physician
Ontario, CA(713) 835-6235
JD
John Dietel
Occupational Therapist
Ontario, CA(909) 984-6713
ID
Infinity Dignam
Behavior Technician
Ontario, CA(866) 727-8274
LD
Lisa Dimercurio, RBT
Behavior Technician
Ontario, CA(909) 484-2848
QD
Qiaoling Ding
Behavior Technician
Ontario, CA(909) 451-7861
QD
Qiaoqi Ding
Behavior Technician
Ontario, CA(909) 451-7861
JD
James Dinh
Behavior Technician
Ontario, CA(818) 241-6780
LD
Lan Dinh, D.D.S
Dentist
Ontario, CA(909) 923-2273
LD
Lyla Diossi
Behavior Technician
Ontario, CA(909) 923-3352
CD
Candice Divers
Addiction (Substance Use Disorder) Counselor
Ontario, CA(909) 623-6391
RD
Rommel Rock Divinagracia
Mental Health Counselor
Ontario, CA(909) 458-9628
ED
Emilia Dixon
Behavior Technician
Ontario, CA(909) 749-5204
ZD
Zionah Dixon
Behavior Technician
Ontario, CA(909) 476-5747
AD
Allan Dizon, MPT
Orthopedic Physical Therapist
Ontario, CA(909) 467-6183
JD
Jessica Doan
Behavior Technician
Ontario, CA(909) 304-1039
CD
Chloe Dobbert
Marriage & Family Therapist
Ontario, CA(925) 550-1223
BD
Barbara Dobbs
Behavior Technician
Ontario, CA(949) 549-6582
MD
Martin Dole, RN
Emergency Registered Nurse
Ontario, CA(909) 724-5000
AD
Andrea Dominguez
Marriage & Family Therapist
Ontario, CA(909) 983-2020
AD
Andy Dominguez
Behavior Analyst
Ontario, CA(909) 476-5747
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Other cities in California

Los Angeles81,969San Diego59,433San Francisco42,239Sacramento36,927San Jose24,425Fresno22,398Oakland20,438Monrovia16,807Long Beach16,103Riverside15,966Orange14,589Bakersfield14,148