Medical practice
Dr. Michael J. O'brien, MD
Dr. Michael J. O'brien, MD is a medical practice located in La Crosse, WI, providing internal medicine services.
La Crosse, WIServes WIInternal Medicine(608) 785-0940
About this practice
Services offered
Dr. Michael J. O'brien, MD is a medical practice located in La Crosse, WI, providing internal medicine services.

