Our Providers

Our providers are experts in internal medicine who focus on the prevention, diagnosis and treatment of adult diseases. As Washington University Physicians, we are part of the Washington University academic medicine team. This means, when needed, our patients have access to nationally-ranked specialists, state-of-the-art facilities and the latest applications of clinical research.

Katharine L. Cella Fash, FNP-BC

Katharine L. Cella Fash, FNP-BC

Master’s Degree: Master of Science, Nursing: Vanderbilt University School of Nursing
Clinical Interests: Internal medicine, primary care of adults including chronic disease and acute illness management; diabetes, hypertension and hyperlipidemia management

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Sarah Hartmann, AGNP-C

Sarah Hartmann, AGNP-C

Master’s Degree: Master of Science, Nursing: University of Missouri, St Louis, MO

Clinical Interests: General primary care, preventative medicine, chronic disease management

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Mackenzie Hofford, MD

Mackenzie Hofford, MD

Medical Degree: University of Rochester
Residency: Maine Medical Center
Clinical Interests: Preventive medicine, chronic disease management

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Kelly McDermott, MD

Kelly McDermott, MD

Medical Degree: Eastern Virginia Medical School
Residency:  The Jewish Hospital of St. Louis at Washington University
Clinical Interests: Preventative medicine, management of obesity and chronic disease, LGBTQ+ care, as well as social and structural determinants of health

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Peter McDonnell, MD

Peter McDonnell, MD

Medical Degree: University of Michigan
Residency: Washington University School of Medicine, St. Louis, MO
Clinical Interests: Primary care and internal medicine for men and women including management of diabetes, heart conditions, and other chronic diseases

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Emily Myers, NP

Emily Myers, NP

Master’s Degree: Adult-Gerontology Primary Care Nurse Practitioner, University of Cincinnati
Clinical Interests: Preventative medicine and chronic disease management

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Chelsea E. Pearson, MD

Chelsea E. Pearson, MD

Medical Degree: Washington University School of Medicine, St. Louis, MO
Residency: Barnes-Jewish Hospital, St. Louis, MO
Clinical Interests: Internal medicine, preventive medicine, obesity medicine

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Jennifer Schmidt, MD

Jennifer Schmidt, MD

Medical Degree: Saint Louis University School of Medicine 
Residency: Medical College of Wisconsin
Clinical Interests: Preventive medicine, chronic disease management

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Scott Starenchak, MD

Scott Starenchak, MD

Medical Degree: University of Pittsburgh School of Medicine
Residency: Latrobe Area Hospital
Clinical Interests: Continuity of care, health maintenance and disease prevention

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Heidi Tastet, MD

Heidi Tastet, MD

Medical Degree: Loma Linda School of Medicine
Residency: Florida Hospital
Clinical Interests: Lifestyle medicine, global public health and chronic diseases

 

Elizabeth Walden-Prater, NP-C

Elizabeth Walden-Prater, NP-C

Master’s Degree: Master of Science, Nursing, Saint Louis University
Clinical Interests: Preventative medicine, acute illness, chronic condition management, hypertension, diabetes, anxiety, and depression

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Megan Wren, MD

Megan Wren, MD

Medical Degree: Washington University School of Medicine, St. Louis, MO
Residency:  The Jewish Hospital of St. Louis at Washington University
Clinical Interests: Preventive medicine, chronic disease management

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