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Dr. Mary M. Oneil, MD

4.6

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Location details

2355 Union Rd Suite 100, Cheektowaga, NY, 14227, United States

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WeekdayScheduleStatus
Mon8:00 a.m. to 4:00 p.m.
Tue8:00 a.m. to 4:00 p.m.
Wed8:00 a.m. to 4:00 p.m.
Thu8:00 a.m. to 4:00 p.m.
Fri8:00 a.m. to 4:00 p.m.
SatClosed
SunClosed
4.619 reviews
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Jason Dunn's profile image
Jason Dunn 
4 weeks ago

She sees my 80yr old mother. She's great with her. I've been trying for 2 weeks to get an appointment for myself as I have a referral. Each time I call I'm left on hold. I usually hang up at the 20-minute mark. This time I pushed star to leave a message. I left my name date of birth and phone number and explained why I was calling. Left my phone number a second and a third time. Nothing. The doctor is good but I think the support staff is not. Nevertheless she gets five stars because I see the way she handles my mother. That... read more

Liam Murphy (Liam)'s profile image
Liam Murphy (Liam) 
a year ago
Melissa's profile image
Melissa 
a year ago
Maureen Muck's profile image
Maureen Muck 
a year ago

Dr O’Neil has been my rheumy for longer than I can remember. I’m a tough cookie; tough to diagnose, don’t respond to meds & treatment as expected, yet she hangs in there. She’s one of the warmest & most compassionate doctors I have ever known. 

Representative CPOA's profile image
Representative CPOA 
a year ago

Dr O’Neil is terrific! I’ve seen many doctors and have been discouraged by their, uncaring and robotic responses. This is NOT Dr ONeil! She listened, explained, was empathetic and knew endocrinology. I can’t say enough positive about her. Western NY is lucky to have her. 

Frequently asked questions about Dr. Mary M. Oneil, MD

How is Dr. Mary M. Oneil, MD rated?

Dr. Mary M. Oneil, MD has a 4.6 star rating with 19 reviews. 

When is Dr. Mary M. Oneil, MD open?

Dr. Mary M. Oneil, MD is closed now. It will open tomorrow at 8:00 a.m. 

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