Primary Care Doctor
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Also offers video visitsAccepting new patientsExpertise in sepsis + 1 more
315 verified Doctors in Ontario, CA
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Availability last updated 04/02/2026
Availability last updated 04/02/2026
3.5 mi · 5475 Walnut Ave, Chino, CA 91710
Primary Care Doctor
4.85
·39 reviews
The doctor listened carefully to my concerns and was able to immediately prescribe medications. He also gave me advice on how to obtain emergency medical insurance. I highly recommend this doctor and the medical facility for services. - Apr 10, 2025 by raymond C.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in anxiety disorders + 9 more ·
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Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before your visi...Click to read more
Primary Care Doctor (Virtual)
4.45
·73 reviews
Dr. Sadula was lovely, and I’m so excited to start my care with her! She’s knowledgeable, thorough, and ordered an extensive panel of labs that made me feel confident we’re taking a comprehensive approach to my health. The only downside was that I booked the appointment through Zocdoc for an annual ...Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Accepting new patients · Offers video visits ·
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Hello!
Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before y...Click to read more
Primary Care Doctor
Accepts Aetna, BlueCross BlueShield, Cigna + 20 more
Accepting new patients ·
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Dr. Lakshita Gupta is an internal medicine physician at Rancho Wellness, serving patients at both the Rancho Cucamonga and Upland locations. Originally from India, Dr. Gupta began her medical journey in 2008, completing medical school in Karnataka. She moved to the United States in 2014 and went on ...Click to read more
Primary Care Doctor (Virtual)
5.00
·4 reviews
one of the best doctors that I’ve come to contact with! very professional and kind. highly recommend. - May 25, 2021 by Jonathan D.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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Dr. He’s office is located in Rancho Cucamonga, CA, at the Haven Ave exit off the 210 freeway, next to Quest Diagnostics (in the same building) and very close to Walgreens Pharmacy and Labcorp as well. The office is open from 8:30 am to 4:30 pm (Monday-Friday) with little to no wait time thanks to o...Click to read more
Primary Care Doctor
5.00
·4 reviews
one of the best doctors that I’ve come to contact with! very professional and kind. highly recommend. - May 25, 2021 by Jonathan D.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. He’s office is located in Rancho Cucamonga, CA, at the Haven Ave exit off the 210 freeway, next to Quest Diagnostics (in the same building) and very close to Walgreens Pharmacy and Labcorp as well. The office is open from 8:30 am to 4:30 pm (Monday-Friday) with little to no wait time thanks to o...Click to read more
Primary Care Doctor
3.82
·51 reviews
A straightforward kind of guy and that’s okay by me. Quite a quick appointment... to his credit! by Richard A.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 24 more
Also offers video visits · Accepting new patients · 25+ years of experience · Expertise in chronic high blood pressure + 6 more ·
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Dr. Ashish Malhotra is Board Certified in Family Medicine and Fellowship trained in Geriatric Medicine. He earned his Doctor of Medicine from the American University of the Caribbean School of Medicine. Dr. Malhotra completed his Residency in Family Medicine at North Oakland Medical Center and his F...Click to read more
Primary Care Doctor (Virtual)
3.82
·51 reviews
A straightforward kind of guy and that’s okay by me. Quite a quick appointment... to his credit! by Richard A.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 24 more
Accepting new patients · 25+ years of experience · Offers video visits · Expertise in chronic high blood pressure + 6 more ·
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Dr. Ashish Malhotra is Board Certified in Family Medicine and Fellowship trained in Geriatric Medicine. He earned his Doctor of Medicine from the American University of the Caribbean School of Medicine. Dr. Malhotra completed his Residency in Family Medicine at North Oakland Medical Center and his F...Click to read more
Family Physician
4.88
·1248 reviews
Incredible bedside manner, caring, thorough, insightful, and kind. Highly recommend him. - Aug 14, 2023 by Anna S.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 11 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
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DISCLAIMER: Pyo Clinic is a learning facility but patient permission is ALWAYS sought before we include residents/students in their care. If patient prefers to see only Dr. Pyo, we fully respect their choice and will not include residents or students in their care. All of our patients are GUARANTEED...Click to read more
Physician Assistant
Accepts Aetna, BlueCross BlueShield, Cigna + 20 more
Accepting new patients ·
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Barbara Santa Cruz is a dedicated physician assistant at Rancho Wellness in Rancho Cucamonga and Upland, with over 44 years of experience in healthcare. A Southern California native, Barbara began her career in nursing before becoming a PA when the profession was still in its early days. Her backgro...Click to read more
Primary Care Doctor
4.74
·134 reviews
Great experience. Staff is helpful. Dr. Sharma is very kind & understanding. - Feb 27, 2023 by Adrienne Q.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 29 more
Accepting new patients · Highly recommended · Expertise in chronic high blood pressure + 3 more ·
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Dr. Ekta Sharma is a Board Certified Family Physician with a private practice in Diamond Bar, CA. She earned her Doctor of Medicine degree from St. George's University School of Medicine and completed her residency training in Family Medicine at HackensackUMC Mountainside in New Jersey.
Her dedicat...Click to read more
Family Nurse Practitioner
5.00
·7 reviews
- Jun 3, 2025 by Danielle A.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Also offers video visits · Accepting new patients · Highly recommended ·
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Hello!
Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before y...Click to read more
Family Nurse Practitioner
5.00
·4 reviews
- Jun 6, 2025 by Diego H.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Esther Sung, MSN, FNP-C, is a compassionate and dedicated Family Nurse Practitioner with a rich background in primary care, pediatrics, and community health. She earned her Bachelor's degrees from Loma Linda University Medical Center and California State University, East Bay, and completed her Maste...Click to read more
Family Nurse Practitioner (Virtual)
3.75
·4 reviews
Went in for an appointment and they were closed. I called the office that day and the next. They said they don’t know what happened and they’d call me back but never did. Poor communication and lack of organization and professionalism. - May 20, 2025Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Accepting new patients · Offers video visits ·
Read bio
Hello!
Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before y...Click to read more
Family Nurse Practitioner
3.75
·4 reviews
The doctor was wonderful! she guided me through the process she answered all my questions and I felt heard and understood. I would definitely recommend her and return in the future - May 15, 2025 by Leahmontaine B.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Also offers video visits · Accepting new patients ·
Read bio
Ms. Shivani Sharma is a dedicated and compassionate family nurse practitioner who focuses on patient advocacy and education. She is based in Chino, CA, and provides both in-person and virtual consultations at Cajon Medical Group.
Following her bachelor's degree at Samuel Merritt University, Ms. Sha...Click to read more
Family Nurse Practitioner (Virtual)
5.00
·7 reviews
- Jun 3, 2025 by Danielle A.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Accepting new patients · Offers video visits · Highly recommended ·
Read bio
Hello!
Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before y...Click to read more
Family Nurse Practitioner (Virtual)
3.75
·4 reviews
The doctor was wonderful! she guided me through the process she answered all my questions and I felt heard and understood. I would definitely recommend her and return in the future - May 15, 2025 by Leahmontaine B.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Accepting new patients · Offers video visits ·
Read bio
Ms. Shivani Sharma is a dedicated and compassionate family nurse practitioner who focuses on patient advocacy and education. She is based in Chino, CA, and provides both in-person and virtual consultations at Cajon Medical Group.
Following her bachelor's degree at Samuel Merritt University, Ms. Sha...Click to read more
Family Nurse Practitioner
3.75
·4 reviews
Went in for an appointment and they were closed. I called the office that day and the next. They said they don’t know what happened and they’d call me back but never did. Poor communication and lack of organization and professionalism. - May 20, 2025Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Also offers video visits · Accepting new patients ·
Read bio
Hello!
Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before y...Click to read more
Family Nurse Practitioner (Virtual)
5.00
·4 reviews
- Jun 6, 2025 by Diego H.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Accepting new patients · Offers video visits · Highly recommended ·
Read bio
Esther Sung, MSN, FNP-C, is a compassionate and dedicated Family Nurse Practitioner with a rich background in primary care, pediatrics, and community health. She earned her Bachelor's degrees from Loma Linda University Medical Center and California State University, East Bay, and completed her Maste...Click to read more
Internist
Also offers video visits · Accepting new patients ·
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My experience embodies the fusion of clinical excellence, artificial intelligence, and strategic business acumen. I bring data-driven, academic, and commercial research design understanding. Coupled with machine learning knowledge, the sky’s the limit.
I earned my Doctor of Medicine from the Univ...Click to read more
Internist (Virtual)
Accepting new patients · Offers video visits ·
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My experience embodies the fusion of clinical excellence, artificial intelligence, and strategic business acumen. I bring data-driven, academic, and commercial research design understanding. Coupled with machine learning knowledge, the sky’s the limit.
I earned my Doctor of Medicine from the Univ...Click to read more
Nurse Practitioner
1.00
·1 reviewAlso offers video visits · Accepting new patients ·
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Ms. Martena Israil is a skilled, friendly, and caring nurse practitioner. She currently offers her services at Rancho Weight Loss in Rancho Cucamonga, CA, and takes virtual appointments.
As part of her formal education and training, Ms. Israil earned her master's degree in family health nursing fr...Click to read more
Nurse Practitioner
Accepting new patients
Nurse Practitioner
Accepting new patients
Nurse Practitioner
Accepting new patients
Physician Assistant
Accepts Aetna, BlueCross BlueShield, Cigna + 20 more
Accepting new patients ·
Read bio
Hilda Mancilla, PA-C, is a dedicated physician assistant at Rancho Wellness in Rancho Cucamonga and Upland. A lifelong Inland Empire resident, she earned her undergraduate degree from Cal State San Bernardino and her medical training from Western University of Health Sciences in Pomona. With 24 year...Click to read more
Primary Care Doctor
4.77
·88 reviews
He took his time to talk to me. I did not feel rushed. It was nice to have a Dr that actually listens. by Shirrea M.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Also offers video visits · Accepting new patients · 24 years of experience · Excellent wait time · Expertise in lower back pain + 9 more ·
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Dr. Usborne is a Southern California native. He was born and raised in San Diego and graduated from Bonita Vista High School. He earned his undergraduate degree at the University of California, Davis. He received his doctorate degree from AUC School of Medicine and completed his post-graduate educat...Click to read more
Primary Care Doctor (Virtual)
4.77
·88 reviews
He took his time to talk to me. I did not feel rushed. It was nice to have a Dr that actually listens. by Shirrea M.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Accepting new patients · 24 years of experience · Offers video visits · Excellent wait time · Expertise in lower back pain + 9 more ·
Read bio
Dr. Usborne is a Southern California native. He was born and raised in San Diego and graduated from Bonita Vista High School. He earned his undergraduate degree at the University of California, Davis. He received his doctorate degree from AUC School of Medicine and completed his post-graduate educat...Click to read more
Primary Care Doctor
Accepts Aetna, BlueCross BlueShield, Cigna + 13 more
Accepting new patients · 25+ years of experience ·
Nurse Practitioner
Accepting new patients
Nurse Practitioner
Accepting new patients
Nurse Practitioner
Accepting new patients
Nurse Practitioner
Accepting new patients
Primary Care Doctor (Virtual)
4.77
·43 reviews
great dr - Nov 21, 2024 by Sandra A.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Accepting new patients · 25+ years of experience · Offers video visits · Highly recommended · Excellent wait time · Expertise in anxiety disorders + 9 more ·
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Dr. Mehul Sonawala is an accomplished physician with expertise in Internal Medicine, Bioengineering, and Cardiology. He earned his Doctor of Medicine from the University of Mumbai and completed his residency in Internal Medicine at Los Angeles General Medical Center. Additionally, he holds an MD in ...Click to read more
Primary Care Doctor
4.85
·39 reviews
Doctor was very kind and very to the point.
Answered all my questions and concerns.
Thank you doctor! - Sep 27, 2024 by Andrew P.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in anxiety disorders + 9 more ·
Read bio
Dr. Mehul Sonawala is an accomplished physician with expertise in Internal Medicine, Bioengineering, and Cardiology. He earned his Doctor of Medicine from the University of Mumbai and completed his residency in Internal Medicine at Los Angeles General Medical Center. Additionally, he holds an MD in ...Click to read more
Primary Care Doctor
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Also offers video visitsAccepting new patientsExpertise in sepsis + 1 more
Primary Care Doctor (Virtual)
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Accepting new patients · Offers video visits · Expertise in sepsis + 1 more
Primary Care Doctor
4.88
·276 reviews
He's kind, listens and is just overall caring and a great doctor. The staff is kind and helpful too!! - Nov 7, 2014Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 11 more
Accepting new patients · 21 years of experience · Highly recommended · Expertise in lower back pain + 9 more ·
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Dr. Andro Sharobiem is a compassionate, insightful internist and primary care doctor treating patients in Riverside, California, and the surrounding communities. His primary goal as a practitioner is to ensure that each of his patients feels respected, empowered, and confident in their medical care....Click to read more
Gastroenterologist
4.97
·88 reviews
The provider was wonderful however the office staff was a little off-putting. I think it made me more nervous.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Christina Steinhauser is a former Chief of Medicine and Chief of Gastroenterology at Nellis Air Force Base, a current assistant professor at the Uniformed Services University of Health Sciences, and a former assistant professor at the University of Nevada, Las Vegas. She earned her Doctor of Ost...Click to read more
Nurse Practitioner
Accepting new patients
Nurse Practitioner
Accepting new patients
Nurse Practitioner
Accepting new patients
Nurse Practitioner
Accepting new patients
Primary Care Doctor
4.88
·1080 reviews
Video; clear speaker, very knowledgeable and informative. - May 15, 2023 by Marilyn V.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time · Expertise in high cholesterol + 3 more ·
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As one of the leading physicians in the greater Los Angeles area, Dr. Noaman Hanif provides quality internal care to members of his community in a comfortable and friendly environment. He earned his Doctor of Medicine from Ross University School of Medicine and completed his residency in Family Medi...Click to read more
Family Nurse Practitioner
4.76
·33 reviews
So far so good the doctor was professional and took their time to hear me out.? - Jan 27, 2025Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Debra Bogar is an adept Family Nurse Practitioner with eight years of high-risk women's health experience and a Doctor of Nursing Practice (DNP) FNP-C degree from Loma Linda University Medical Center. With a track record of improving patient care, Debra excelled at Well-One Health Clinic, offering p...Click to read more
Family Physician
4.27
·11 reviews
Parking is behind the complex, so plan on parking and walking a little bit around. The 1st appointment requires a ton of paperwork to be completed - 2 packets worth! It took me 35 minutes just to get through it all. Therefore, you must plan to be there like at least 45 minutes early. The staff is ni...Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 25 more
Accepting new patients · 25+ years of experience · Expertise in chronic high blood pressure + 3 more ·
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Dr. Maria S. Garcia is a highly experienced and board-certified family physician with 25 years of medical practice. Originally from Mexico City, she earned her medical degree there before completing her Family Medicine residency in Texas. Throughout her career, Dr. Garcia has been deeply committed t...Click to read more
Family Physician
4.99
·151 reviews
- Apr 27, 2022 by Beverly J.Click to read more
Accepts Medicare
Accepting new patients · Highly recommended · Excellent wait timeExpertise in diabetic emergency + 6 more
Family Physician
4.92
·74 reviews
I would recommend the office to a friend. Staff was friendly, alert to my needs and cheerfully helpful. - Nov 29, 2023 by Virginia P.Click to read more
Accepts Medicare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in acute urinary tract infection ·
Read bio
Dr. Sindy Tadros is a family physician based in Riverside, CA, currently practicing at Optima Health. She earned her Doctor of Osteopathic Medicine degree from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific.
Patients visit Dr. Tadros for treatment of various h...Click to read more
Nurse Practitioner
3.60
·5 reviews
I got a different practitioner but at this location. Staff was super friendly and doctor was straightfoward yet easy going. I like how easy it is to book as my primary care! - Sep 20, 2023 by Aaliyah M.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 68 more
Accepting new patients
Gastroenterologist
4.97
·88 reviews
The provider was wonderful however the office staff was a little off-putting. I think it made me more nervous.Click to read more
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Christina Steinhauser is a former Chief of Medicine and Chief of Gastroenterology at Nellis Air Force Base, a current assistant professor at the Uniformed Services University of Health Sciences, and a former assistant professor at the University of Nevada, Las Vegas. She earned her Doctor of Ost...Click to read more
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How can I make a same-day appointment with a Primary Care Doctor in Ontario?
On average, patients who use Zocdoc can search for a Primary Care Doctor in Ontario, book an appointment, and see the Primary Care Doctor within 24 hours. Same-day appointments are often available, you can search for real-time availability of Doctors in Ontario who accept your insurance and make an appointment online.
How can I find an Ontario Primary Care Doctor who takes my insurance?
Zocdoc lets you search specifically for an Ontario Primary Care Doctor who takes your insurance. Just choose your carrier and plan from the drop-down menu at the top of the page. If you’re not sure which plan you have, you can use Zocdoc’s insurance checker to find out.
How can I book an appointment online with a Primary Care Doctor in Ontario?
Zocdoc is a free online service that helps patients find Doctors in Ontario and book appointments instantly. You can search for Ontario Doctors by symptom or visit reason. Then, choose your insurance plan. Based on that information, you’ll see a list of providers who meet your search criteria, along with their available appointment slots.
How can I find a female Primary Care Doctor in Ontario?
When you search for Ontario Doctors on Zocdoc, you can filter your results by gender, in addition to other criteria. That way, you’ll only see Doctors in Ontario who match your preferences.
How can I find an Ontario Primary Care Doctor who sees patients after hours?
On Zocdoc, you can search specifically for Ontario Doctors with availability after 5 p.m.
How can I find a top-rated Primary Care Doctor in Ontario?
You can use Zocdoc to find Doctors in Ontario who are highly rated by other patients. These ratings are based on verified reviews submitted by real patients. Every time a patient completes an appointment booked on Zocdoc, they’re invited to review their experience. Each review must comply with Zocdoc’s guidelines.
How can I find a video visit with a Primary Care Doctor online in Ontario?
Doctors in Ontario on Zocdoc who see patients through online video visits will have a purple video icon on their profiles. You can also filter your search results to show only Doctors who offer video visits.
Are video visits with a Primary Care Doctor online covered by my insurance?
Most insurers provide coverage for video visits at the same cost as in-person visits. You can search on Zocdoc specifically for Doctors in Ontario who accept your insurance for video visits by selecting your carrier and plan from the drop-down menu at the top of the page. We recommend you check with your insurance carrier directly to confirm your coverage and out of pocket costs for video visits.
How can I find a Primary Care Doctor in Ontario who sees patients in the morning or evening?
Zocdoc lets you search specifically for a Primary Care Doctor who has appointments available before 10:00 am, or after 5:00 pm. Just choose the special hours filter at the top of our search page.
How can I find a Primary Care Doctor in Ontario who sees patients during the weekend?
Zocdoc let's you see real-time availability for Doctors in Ontario. Many Doctors offer appointments on Saturdays and Sundays.