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Dennis Chan MD

1.5

About this business

Dr. Dennis Chan, MD is a gastroenterology specialist in Monterey Park, CA and has been practicing for 33 years. He graduated from University Of Hong Kong in 1980 and specializes in gastroenterology and internal medicine. 

Location details

500 N Garfield Ave # 107, Ste 107, Monterey Park, CA, 91754, United States

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WeekdayScheduleStatus
Mon10:00 a.m. to 4:00 p.m.
Tue10:00 a.m. to 4:00 p.m.
Wed10:00 a.m. to 4:00 p.m.
Thu10:00 a.m. to 4:00 p.m.
Fri10:00 a.m. to 4:00 p.m.
SatClosed
SunClosed
1.538 reviews
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Ethan's profile image
a month ago

Dr. Chan was not only nearly impossible to get ahold of, and took 6 months to see with an urgent referral; he was extremely incompetent during a surgical procedure. He was the doctor that performed my colonoscopy, and when it was clear that my sedation metabolized in my system too quickly and took no effect, he completely ignored my screams and proceeded for 30 minutes to do the full probing/biopsy while one of the attending nurses held my hand, apologizing profusely and trying to get his attention. 30 minutes of a fully con... read more

RH's profile image
2 months ago

This doctor seems doing his best to save as many patients as he can. LA has very few gastroenterologists, especially experienced ones in my area. Maybe you know many but they might not accept your insurance. Dr. Chan accepts it! Dr. Chan communicated nicely and patiently, at least with me. I have waited for around an hour and half. I know many patients including myself were not happy about the wait time but think about it when no other gastroenterologists accept your insurance and take longer time to schedule an appointment,... read more

Galvin Templar's profile image
Galvin Templar 
a year ago

My initial meeting with Dr. Dennis Chan in his practice: I must confess his team is very punctual in keeping exact appointment time, I was impressed to be called in to see him at the exact time. Every one was very efficient in the fast processing of paper work, and then met Dr. Chan. I saw a man who was diligently processing a report, with his assistant carefully taking notes. He kindly greeted me and made me feel comfortable and asked what was on my mind. He responded with accurate knowledge, and a date was set for him to p... read more

Senior patient's profile image
Senior patient 
2 years ago

very unprofessional doctor. I made an appointment with him and he made us waited for more than two hours. When I finally got to see him, he was chatting with office clerks, didn't care that his patient has waited for more than 2 hours. He didn't answer any questions or give any advices. Please do yourself a favor, find another doctor, don't waste your time with him! 

Harmony Tse's profile image
Harmony Tse 
2 years ago

I went in today for preventive screening. Was called in and the NP went through the standard health questions on BP, Diabetes and family history. Then I told her I was here for preventive care recommended by my family doctor. She said that colonoscopy was not covered by my insurance and did not offered colon screening which was covered by insurance. She asked another office assistant to talk to me and said colonoscopy was not covered. I do not necessarily need one and asked what other preventive care can be provided. The NP ... read more

Max's profile image
2 years ago

Waited for two months to see Dr Chan and he cancels your appointment at every last minute because he has to go on vacation for one week. Seriously? Unbevelivebale 

Philip Wu's profile image
7 years ago

Dr. Chan performed a colonoscopy on me a decade ago, and he was so expert and gentle that I was able to have it done while awake without anesthesia (at my request), and I felt absolutely no pain and was thrilled he let me watch the scope go through my GI tract. He was friendly, professional, likable, and highly informative. I think I need another scope up my kazoo... it's about that time, lol, and since I have Anthem Blue Cross, I'm looking forward to having Dr. Chan do his magic again! 5 stars! 

Frequently asked questions about Dennis Chan MD

How is Dennis Chan MD rated?

Dennis Chan MD has a 1.5 star rating with 38 reviews. 

When is Dennis Chan MD open?

Dennis Chan MD is closed now. It will open at 10:00 a.m. 

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