According to our records, this business is located at P.O. BOX 1060 in Alamo (in Contra Costa County), California 94507, the location GPS coordinates are: 37.9175557 (latitude), -122.0448017 (longitude). Michael A Obrien Dvm is categorized under Emergency Veterinarian Services (SIC code 0742). Known organization principal is Michael Obrien. You can contact the company by phone at (925) 939-8700.