Dr. Glenn Gerard A. Valenzuela is an anesthesiologist in Oakland, California and is affiliated with multiple hospitals in the area, including Kaiser Permanente Oakland and Richmond Medical Centers and John Muir Health-Walnut Creek Medical Center. He received his medical degree from Stanford University School of Medicine and has been in practice for more than 20 years. Dr. Glenn Gerard A. Valenzuela accepts Medicare, Kaiser - see other insurance plans accepted.