Our Team

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All of us at Aspen Orthopedic Specialists have dedicated ourselves to providing you with the specialized treatment you need, and we work as a team to ensure you receive the highest possible level of orthopedic care. Our specialty-trained doctors and staff work closely together and take a team approach to treat the orthopedic injuries and conditions of our patients. Learn more about our team below. 

Physician Assistant(s)

  • Joel J. Dreier, P.A.-C.

    Education & Training

    • Bachelor of Science in Kinesiology: University of Wisconsin – Madison, Madison, WI
    • Master of Science in Educational Administration and Policy Analysis: University of Wisconsin – Madison, Madison, WI
    • Bachelor of Science, Physician Assistant Program: University of Wisconsin – Madison, Madison, WI

    Certification

    • Board Certification: National Commission on Certification of Physician Assistants
    • Board Certification: National Athletic Trainers' Association

    Professional Associations

    • American Academy of Physician Assistants
  • Margaret R. Rangel, P.A.-C.

    Education & Training

    • Bachelor of Business Administration in Marketing: University of Wisconsin, Madison, WI
    • Bachelor of Science, Physician Assistant: University of Wisconsin, Madison, WI

    Certification

    • Board Certification: National Commission on Certification of Physician Assistants

    Professional Associations

    • Wisconsin Academy of Physician Assistants
  • Cori G. Welch, P.A.-C.

    Education & Training

    • Bachelor of Arts in Kinesiology With Emphasis in Athletic Training and Minor in Biology: University of Northern Colorado, Greeley, CO
    • Master of Science in Physician Assistant Studies: Finch University of Health Sciences/Chicago Medical School, North Chicago, IL

    Certification

    • Board Certification: National Commission on Certification of Physician Assistants

    Professional Associations

    • American Academy of Physician Assistants