An Honors graduate of the University of Wisconsin, Madison, Dr. Kritzik attended Harvard Medical School, where she received her Doctor of Medicine in 1979. She completed her internship and residency at the University of California, San Francisco, in Primary Care Internal Medicine.

Dr. Kritzik is board certified in Internal Medicine and has extensive experience in Occupational and Urgent Care Medicine. She has worked as an associate of Dr. Sontag’s since 1997. Her previous appointments include Assistant Clinical Professor of Medicine, Stanford University School of Medicine and Attending Physician, UCSF.