Ms. Karen Simpson is a doctor in Oakland 94612, Oakland CA and has an …read moreexperience of 41 years in this field. Ms. Karen Simpson practices at The Permanente Medical Group Inc in Oakland 94612, Oakland CA. She completed Residency from Ronald Reagan UCLA Medical Center in 1988,Medical School from University of California, Los Angeles David Geffen School of Medicine in 1984 and Internship from Ronald Reagan UCLA Medical Center in 1985.read less