Liability Insurance Verified
Ryan A. Vaca, MD
Medical Oncology
Genital and Urinary Cancers, Head and Neck Cancers
Where I See Patients
Experience
Education
University of South Dakota Sanford School of Medicine, Vermillion, SD, Medical School
Fellowship
Gundersen Medical Foundation – Gundersen Health System, La Crosse, WI, Internal Medicine, Chief Resident
Residency
Gundersen Medical Foundation – Gundersen Health System, La Crosse, WI, Internal Medicine, Chief Resident
Certifications
- American Board of Internal Medicine — Internal Medicine
- American Board of Internal Medicine – Medical Oncology
- American Board of Internal Medicine – Hematology

