Dr. Tessie A. Okamura is a pediatrician in Walnut Creek, California and is affiliated with multiple hospitals in the area, including John Muir Health-Walnut Creek Medical Center and John Muir Health-Concord Medical Center. She received her medical degree from University of Hawaii John A Burns School of Medicine and has been in practice for more than 20 years. Dr. Tessie A. Okamura accepts Aetna, Blue Cross, United Healthcare - see other insurance plans accepted.