Summary

Dr. William Yoon is a family medicine physician who earned his Doctor of Osteopathy degree from Western University Health Sciences College of Osteopathic Medicine of the Pacific. With 27 years of experience in family medicine, he brings extensive knowledge to caring for patients of all ages. Dr. Yoon is fluent in both English and Spanish, allowing him to serve diverse communities effectively.

Dr. Yoon practices at Kaiser Foundation Hospital locations in Ontario and Fontana, California. He specializes in managing diabetes, including Type 2 diabetes in both adults and younger patients. His expertise includes conducting comprehensive health screenings and providing preventive care such as flu vaccinations. Patients have given Dr. Yoon an average rating of 4.0 out of 5 stars for his compassionate and thorough approach to family healthcare.

AI-generated from data on this provider profile.

Quick Facts

  • 4
  • 27 years of experience
  • 33 insurance plans accepted
  • speaks English, Spanish
  • Western Univ Health Sci College Of Osteopathic Medicine Of The Pacific
  • 2 written reviews
  • 1 specialty
  • 9 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. William W Yoon has 2 locations

Kaiser Permanente Ontario Medical Center

2295 S Vineyard AveOntario, CA 91761
Mon7:00 am - 7:00 pm
Tue7:00 am - 7:00 pm
Wed7:00 am - 7:00 pm
Thu7:00 am - 7:00 pm
Fri7:00 am - 7:00 pm
Sat7:00 am - 12:00 pm
SunClosed

Kaiser Foundation Hospital

9961 Sierra AveFontana, CA 92335

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Dr. William W Yoon, DO
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Dr. William W Yoon, DODr. Howard Pyo, DODr. Peter N Mattar, MDDr. Alexis Alexander-Epperly, MD
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.6 
27 Years of Experience 10 Years of Experience 28 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option Virtual Visit Available
Speaks English, Spanish Speaks English Speaks Spanish, French, English Speaks English
Ontario , CAFullerton , CANorco , CAManassas , VA
Med School: Western Univ Health Sci College Of Osteopathic Medicine Of The Pacific Med School: Lake Erie College Of Osteopathic Medicine Med School: Uniformed Services University Of The Health Sciences F Edward Hebert School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. William W Yoon

  • Aetna
  • Alignment Health Plan
  • AlphaCare
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CalOptima
  • CareMore
  • CHAMPVA
  • Cigna
  • Contra Costa Health Plan
  • Health Net - HMO
  • Inland Empire Health Plan
  • Inland Empire Health Plan - Medicaid
  • Kaiser Permanente
  • Kaiser Permanente - DHMO
  • Kaiser Permanente - HMO
  • Kaiser Permanente - Medicaid (Managed)
  • Kaiser Permanente - PPO
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Optum Health
  • SCAN Health Plan - HMO
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Dr. William W Yoon has the following specialty

Specialty Expertise

Dr. William W Yoon has the following 9 areas of expertise

  • Check-up
  • Contraception
  • Diabetes
  • Diabetes Complications
  • Family Planning
  • Immunization
  • Influenza
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

27 Years Experience

MEDICAL LICENSE

Doctor Of Osteopathy, California, 2027, Active

EDUCATION & TRAINING

Medical School

Western Univ Health Sci College Of Osteopathic Medicine Of The PacificGraduated in 1999

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Frequently Asked Questions

What languages does Dr. William Yoon speak?
Dr. William Yoon speaks English and Spanish.
Where is Dr. William Yoon's office located?
Dr. William Yoon's office is located at 2295 S Vineyard Ave, Ontario, CA, 91761.
Does Dr. William Yoon accept virtual/telehealth appointments?
Dr. William Yoon has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. William Yoon?
You can find contact information for Dr. William Yoon here on Vitals.
Does Dr. William Yoon accept my insurance?
You can see the insurance plans that Dr. William Yoon accepts on their Vitals profile.

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