


Dr. William Sim, MD
Dr. William Sim, MD is an internist in Downey, CA and has over 30 years of experience in the medical field. He graduated from Stanford University School of Medicine in 1990. He is affiliated with medical facilities PIH Health Whittier Hospital and PIH Health Downey Hospital. He is accepting new patients and telehealth appointments.
Practice
11480 Brookshire Ave Ste 200 Downey, CA 90241Compare with other Internists
Compare Dr. Sim with our nearby Internists at MemorialCare.
Make an appointment at MemorialCare today at
(562) 371-8784.
Experience Check
Search for experience in a specific area
Dr. Sim's Reviews
Likelihood to recommend Dr. Sim
4.3
5 Star | 78% | 78% |
4 Star | 5% | 5% |
3 Star | 0% | 0% |
2 Star | 0% | 0% |
1 Star | 17% | 17% |
Leave a review
How was your experience with Dr. Sim?Overall Patient Satisfaction
Likelihood of recommending Dr. Sim to family and friends is 4.268293 out of 5
About Me
care philosophy
I am proud to be part of the Optum family of primary care doctors, specialists, and care teams focused on providing care for people ages 65+. At Optum, my team and I help you reach your personal health goals. We focus on your total well-being while...read moreInternal Medicine
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Ronald Reagan Ucla Medical Center
Internship Hospital, 1991Stanford University School Of Medicine
Medical School, 1990
Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.
Learn more about medical license public record checkEnglish
Korean
Focus on Diabetes
Insurance Check
Search for your insurance carrier and choose your plan type
Locations
Practice
Affiliated Hospitals
- Recipient of 7
hospital awardsView all awardsOutstanding Patient Experience Award™ (2024, 2023, 2022)
Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions
View all patient feedbackHow patients felt about the care they received at this hospital.
86%Patients said they were given information about recovering at home2% higher than the national average
77%Patients said that doctors always listened to them and explained things well1% higher than the national average
- Recipient of 1
hospital awardView all patient feedbackHow patients felt about the care they received at this hospital.
84%Patients said they were given information about recovering at home77%Patients said that nurses always listened to them and explained things well2% higher than the national average
Compare with other Internists
Compare Dr. Sim with our nearby Internists at MemorialCare.
Make an appointment at MemorialCare today at
(562) 371-8784.
Your trust is our top concern. Learn more.
We monitor all reviews to ensure they comply with our guidelines and don’t include personal information, profanity, libel, defamation, harassment, obscenity or fraud.
All reviews are confirmed and audited before publication, and community members have the ability to flag inappropriate content for further review by our team.
Doctors can not pay for good reviews, nor can they pay to have negative reviews removed.
Any reviews that are deemed fraudulent or violate our guidelines will be removed immediately.