Providers Overview Blue Cross "A" Rating for MPTF Health Center providers Blue Cross of California has consistently ranked our Primary Care Providers among the highest medical groups in the state. Additionally, the MPTF Medical Group has consistently received high ratings in patient satisfaction scores. They looked at each group from a patient's perspective, taking into consideration how well a doctor listens to his patients, what level of personal service and care is provided, and so on -- important factors that help determine whether you are receiving the best care possible.    It is reassuring to know that our providers have earned the respect and recognition of the health industry itself. Click Here for Provider Directory