Cheyenne (Cassie) Sonntag MD MS FACS
Clinical Assistant Professor, Surgery - General Surgery
Clinical Focus
- General Surgery
- Surgical Critical Care
- Trauma Surgery
- Emergency General Surgery
Administrative Appointments
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Emergency General Surgery Associate Medical Director, Stanford Health Care (2024 - Present)
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Associate Surgery Clerkship Director, Stanford School of Medicine (2025 - Present)
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Associate Program Director, Acute Care Surgery Fellowship, Stanford University (2025 - Present)
Professional Education
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Fellowship: UCSF Acute Care Surgery and Trauma Surgery Fellowship (2023) CA
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Board Certification: American Board of Surgery, Surgical Critical Care (2022)
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Fellowship: UCSF Surgical Critical Care Fellowship (2022) CA
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Board Certification: American Board of Surgery, General Surgery (2021)
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Residency: Penn State Milton S Hershey Medical Center Surgery Residency (2021) PA
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Medical Education: University of Southern California Keck School of Medicine (2014) CA