Weimer, MD, FAAFP, FASAM, Katrina
Katrina Weimer, MD, FAAFP, FASAM specializes in family medicine, obstetrics, pediatric care, ultrasound and substance use treatment.
University of Wisconsin School of Medicine and Public Health
Katrina Weimer, MD, FAAFP, FASAM specializes in family medicine, obstetrics, pediatric care, ultrasound and substance use treatment.
Education Bio Savannah Rios, MD, joined DFMCH in 2026 as a resident. She is drawn to family medicine because of her passion for preventive care and for empowering patients to take an active role in their health through education and shared decision-making. Her interests include integrative health, mental health, and sexual health. The importance of …
Education Bio William McRoy, MD, joined DFMCH in 2026 as a resident. His interests include longitudinal care and relationships, preventive care, geriatrics, and palliative medicine. Family medicine allows him to apply a broad scope of practice to address patient needs and to develop long-lasting relationships as patients age. He wants to be a physician who …
Education Bio Sydnee Livingston, MD, joined DFMCH in 2026 as a resident. She is interested in full-spectrum family medicine and is passionate about obstetrics and women’s health. She wants to transform how health care is delivered for underserved populations by advocating for patients and providing empathetic, culturally competent care. Livingston has a special interest in …
Education Bio Ashley Lanzarotti, DO, joined DFMCH in 2026 as a resident. Her interests include geriatrics and addiction medicine, and she is drawn to the fundamental role of community in family medicine. She wants to be both a healing and calming presence for her patients and to give each the autonomy and voice to communicate …
Education Bio KJ Hansmann, MD, MPH, PhD (she/her/hers, they/them/theirs) became a DFMCH faculty member in 2024 as a family medicine doctor and health services researcher. Her research focuses on leveraging our understanding of social determinants of health to design and implement clinical care interventions that promote health equity across the life course. Through postdoctoral research …
Education Bio Lashika Yogendran, MD, MS, provides care for patients of all ages, including prenatal care and management of chronic health conditions such as hypertension, diabetes, coronary artery disease and heart failure. She provides full-spectrum care in family medicine, serving inpatient medicine, obstetrics, and outpatient clinic. Yogendran is an associate program director of the University …
Education Bio Sarina Schrager, MD, MS (she/her/hers) joined DFMCH as faculty in 1996 and is the medical director for the Wisconsin Research and Education Network, a primary care practice-based research network. A graduate of Dartmouth College, Schrager received her medical degree from the University of Illinois College of Medicine at Chicago in 1992. She completed …
Education Bio Ken Noguchi, MD, PhD (he/him/his) joined DFMCH faculty in 2025. His professional interests include evidence-based medicine, addiction, chronic pain, psychiatry, and obstetrics. Publications and Presentations