Our Faculty
Bio
Mary Amon, MD (she/hers) is a full scope family medicine physician and has been practicing for 25 years in Willmar, Minnesota. As a physician, she enjoys helping patients prevent disease burden and maintain healthy practices in their lives as well as continuing with prenatal and OB/newborn care. Dr. Amon is currently an ambulatory CDI physician champion for CentraCare regional sites. She is a dedicated teacher, having been an University of Minnesota Rural Physician Associate Program preceptor, a legacy preceptor for the Rural Medical Scholars Program at the University of Minnesota, Duluth, and participating in a first year medical student mentorship program with University of Minnesota students.
Teaching Summary
RPAP preceptor, legacy UMD-SOM RMSP preceptor, rural rotation preceptor for St. Cloud FM residency
Service Summary
Willmar Public School, School Board Director 2017-present
YMCA Board of Directors 2018-2024, board chair 2022-23
Cardinal Pride Board of Directors
Clinical Summary
Ambulatory family medicine with OB, newborn and pediatric inpatient care
Education
Fellowships, Residencies, and Visiting Engagements
Bio
Dr. Mulder practices full-spectrum family medicine in Willmar, Minnesota for pediatrics, adolescents, and adults. He provides Colonoscopy/Flexible Sigmoidoscopy, Vasectomy, Colposcopy, Joint Injections and Dermatology procedures. He has been a preceptor with the University of Minnesota since 2017. Outside of the clinic, Dr. Mulder and his family enjoy bicycling, outdoor sports, church activities and community plays. He has given sexual education presentations at local parochial schools and lead Wilderness Medicine courses.
Education
Fellowships, Residencies, and Visiting Engagements
Licensures and Certifications
Bio
Dr. Wehseler and his family moved to Spicer from Rochester in 1998. His medical interests include obstetrics, emergency medicine and sports medicine. His professional interest is ongoing physician professional development and continuing medical education.
Education
Professional Memberships
Lee M. Haggenjos, MD
Dr. Haggenjos is originally from Indiana and has lived in Minnesota since 2017. He intentionally seeks experiences in how to partner with historically underserved communities to meet patients where they are to move toward their health goals. He enjoys making music, speaking Spanish, cooking, biking, and spending time with his family. Dr. Haggenjos provides full spectrum family medicine services with obstetrics. He is fluent in Spanish and has an interest in working with immigrant populations. In addition, he also has a special interest in caring for LGBTQ and HIV positive patients in the primary care setting. He provides comprehensive care for individuals and families.
Maria Loerzel, MD
Originally from rural North Dakota, Dr. Loerzel has enjoyed making Minnesota home since 2005. She attended the University of North Dakota School of Medicine and Health Sciences in Grand Forks and did her residency at the Genesis Family Medicine Residency Program in Davenport, Iowa. Dr. Loerzel practices full spectrum family medicine with a special interest in Obstetrics, Women’s Health, and Pediatrics.
In her personal time, Dr. Loerzel enjoys traveling, going to concerts, hiking, and running, including completing a trail ultra-distance race. She enjoys baking, hunting, and four-wheeling with her husband and three boys.
Michael A. May, MD
Dr. May is a hospitalist who is board certified in internal medicine. Learn more about Dr. May.
Alan Roiseland, MD
Dr. Roiseland attended medical school at the University of Iowa College of Medicine in Iowa City, Iowa and completed his residency at Mercy Family Medical Residency Program in Mason City, Iowa. He practices Full spectrum of Family Medicine including Pediatrics and Women’s Health and has a special interest in Colonoscopy. Learn more about Dr. Roiseland.
Jayme L. Van Beek, DO
Dr. Van Beek's specialty is family medicine. He is a certified DOT Medical Examiner on the National Registry of Certified Medical Examiners. Learn more about Dr. Van Beek.
