Dr. Agnieszka Witkowski is an internist in Sacramento, California and is affiliated with multiple hospitals in the area, including Kaiser Permanente Vacaville Medical Center and Kaiser Permanente Vallejo Medical Center. She received her medical degree from University of California, Davis, School of Medicine and has been in practice between 11-20 years. Dr. Agnieszka Witkowski accepts Medicare, Kaiser - see other insurance plans accepted.