3.9
18 Ratings with 2 written Reviews
Summary
Dr. Jonathan Ou specializes in internal medicine, focusing on the comprehensive care of adults. He earned his medical degree from the Keck School of Medicine at the University of Southern California and completed his residency training at Loma Linda University Medical Center Program. With 17 years of experience in practice, Dr. Ou brings extensive knowledge to patient care. He provides services in English.
Dr. Ou practices at Chino Valley Medical Center and sees patients in Diamond Bar, California. He treats conditions such as high cholesterol and hypertension, helping patients manage these common health concerns. His clinical services include preventive care like flu vaccinations and colorectal cancer screenings. Dr. Ou also performs electrocardiograms to evaluate heart health. Patients have given him an average rating of 3.9 on Vitals.
Dr. Ou practices at Chino Valley Medical Center and sees patients in Diamond Bar, California. He treats conditions such as high cholesterol and hypertension, helping patients manage these common health concerns. His clinical services include preventive care like flu vaccinations and colorectal cancer screenings. Dr. Ou also performs electrocardiograms to evaluate heart health. Patients have given him an average rating of 3.9 on Vitals.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 17 years of experience
- speaks English
- Loma Linda University Medical Center Program
- 2 written reviews
- 1 specialty
- 6 areas of expertise
- 2 board certifications
- 1 hospital affiliation
- 1 office location
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Location
Compare with Similar Doctors
 |  |  |  |
| Jonathan Ou | Dr. George Mousa, MD | Dr. Afshin Shawn Adhami, MD | Daniel Benhuri, MD |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 17 Years of Experience | 17 Years of Experience | 33 Years of Experience | 8 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | No Virtual Visit Option | Virtual Visit Available |
| Speaks English | Speaks English, Spanish | Speaks English | |
| Diamond Bar , CA | Upland , CA | Montebello , CA | Beverly Hills , CA |
| Med School: Keck School of Medicine of the University of Southern California | Med School: University Of Aleppo Faculty Of Medicine | Med School: Wayne State University School Of Medicine | Med School: Icahn School of Medicine at Mount Sinai |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Jonathan Ou
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Jonathan Ou has the following specialty
Specialty Expertise
Jonathan Ou has the following 6 areas of expertise
Certifications, License, & Education
17 Years Experience
Jonathan Ou holds an expired medical license in the state of California.
Medical License
Medical Doctor with an expired medical license in the state of California that expired in 2026.
Education & Training
Residency
Completed their residency at Loma Linda University Medical Center Program.
Medical School
Graduated from Keck School of Medicine of the University of Southern California in 2009.
NPI Number
Jonathan Ou's NPI number is 1518109719.
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Frequently Asked Questions
- Where is Jonathan Ou's office located?
- Jonathan Ou's office is located at 2707 S Diamond Bar Blvd Ste 104, Diamond Bar, CA, 91765.
- How can I make an appointment with Jonathan Ou?
- You can find contact information for Jonathan Ou here on Vitals.
- Does Jonathan Ou accept virtual/telehealth appointments?
- Jonathan Ou has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Does Jonathan Ou accept my insurance?
- You can see the insurance plans that Jonathan Ou accepts on their Vitals profile.
- What languages does Jonathan Ou speak?
- Jonathan Ou speaks English.
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