Last Update:
Jan 6, 2021.
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Office Hours: Monday thru Friday 8:30AM to 5:00PM

Office Address:
Mark O’Brien MD
4070 Lake Dr. # 201
Grand Rapids, MI 49546

Phone: 616 - 774 - 8200 
Monday thru Friday 8:30AM to 5:00PM 
Note: We close for lunch from 12:00 to 1:30PM.
In the Summer, we sometimes close early on Wednesdays ;-)

Fax: 616 - 774 - 0304  Our Fax machine is always ON.

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