4.8
12 Ratings with 1 written Review
Summary
Dr. William Sohn is a urologist with 19 years of experience helping patients with complex urological conditions. He earned his medical degree from New York Medical College and has dedicated his career to providing specialized care in urology. Dr. Sohn focuses his practice on treating various urological health concerns with expertise and compassion.
Dr. Sohn practices at Kaiser Foundation Hospital in Fontana and Kaiser Permanente Ontario Medical Center in Ontario, California. He specializes in treating prostate cancer, including advanced and recurrent cases. His expertise includes performing prostate-specific antigen tests and comprehensive metabolic panels to help diagnose and monitor patient conditions. Patients have given Dr. Sohn an average rating of 4.8 stars, reflecting their confidence in his care and treatment approach.
Dr. Sohn practices at Kaiser Foundation Hospital in Fontana and Kaiser Permanente Ontario Medical Center in Ontario, California. He specializes in treating prostate cancer, including advanced and recurrent cases. His expertise includes performing prostate-specific antigen tests and comprehensive metabolic panels to help diagnose and monitor patient conditions. Patients have given Dr. Sohn an average rating of 4.8 stars, reflecting their confidence in his care and treatment approach.
Overview based on verified provider data
Quick Facts
- 19 years of experience
- New York Medical College
- 1 written review
- 1 specialty
- 7 areas of expertise
- 1 board certification
- 2 hospital affiliations
- 2 office locations
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Locations
Dr. William Sohn has 2 locationsCompare with Similar Doctors
 |  |  |  |
| Dr. William Sohn, MD | Dr. Jill Gerspach Byers, MD | Dr. Adam Duane Hickerson, MD | Dr. Mark Kawachi |
| Urology | Urology | Urology | Urology |
| Accepts New Patients | |||
| 19 Years of Experience | 35 Years of Experience | 22 Years of Experience | 51 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks Vietnamese, Spanish, Tagalog, English | Speaks English, Spanish | |
| Ontario , CA | TUSTIN , CA | Pomona , CA | Duarte , CA |
| Med School: New York Medical College | Med School: David Geffen School Of Medicine At Ucla | Med School: Loma Linda University School Of Medicine | Med School: Keck School Of Medicine Of The University Of Southern California |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. William Sohn
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. William Sohn has the following specialty
Specialty Expertise
Dr. William Sohn has the following 7 areas of expertise
Certifications, License, & Education
19 Years Experience
Dr. William Sohn 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
Medical School
Graduated from New York Medical College in 2007.
NPI Number
Dr. Sohn's NPI number is 1467781583.
Similar doctors
Frequently Asked Questions
- Is Dr. William Sohn accepting new patients?
- Dr. William Sohn has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. William Sohn accept my insurance?
- You can see the insurance plans that Dr. William Sohn accepts on their Vitals profile.
- Which hospitals is Dr. William Sohn affiliated with?
- Dr. William Sohn is affiliated with Kaiser Foundation Hospital and Kaiser Permanente Ontario Medical Center.
- Where is Dr. William Sohn's office located?
- Dr. William Sohn's office is located at 2295 S Vineyard Ave, Ontario, CA, 91761.
- Does Dr. William Sohn accept virtual/telehealth appointments?
- Dr. William Sohn has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.
