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About Craig S. Walvatne, M.D.

Doctor/Surgeon (VSA)

Dr. Walvatne refined techniques for out patient procedures. Prior to this, the vast majority of venous surgery was performed in the operating room, usually requiring a general anesthetic. These out patient procedures that can be performed in clinic. These procedures are significantly less expensive for patients, while at same time more effective.


  • 1994-Dr. Walvatne completed his training in surgery and critical care at the University of Minnesota. Immediately after, he joined the faculty at the university and taught vascular surgery and wound care.

  • 1994-2000 Dr. Walvatne worked with pioneering techniques in venous surgery with his faculty partner, Michael Caldwell, MD.

  • 1996-Dr. Walvatne left the faculty and started a private practice that focused on peripheral vascular surgery and wound care.

  • He continued to run the wound clinic at University of Minnesota until May of 2000.

  • 1996-1999, Dr. Walvatne  worked collaboratively with Dr. Gannon, and in 1999 they merged their two practices into Vascular Surgery Associates.

  • June 2001- Dr. Walvatne was one of the first physicians in Minnesota to use endovenous ablation techniques to treat venous insufficiency.

  • 2005- Dr. Gannon retired after a very long and successful career.

  • 2014- Stephanie Walvatne, DNP, CNP, joined Vascular Surgery Associates after nearly 20 years as a cardiac and critical care nurse.

  • 2015-Engaged in clinical collaboration with Steven Kavros, DPM, former Director of the Mayo Wound Program.

VSA - Stephanie Portrait.jpg

Stephanie Walvatne



  • University of Cincinnati: 2017, Doctor of Nursing Practice

  • University of Cincinnati: 2013, Master of Science in Nursing; Adult/Gerontology Primary Care Nurse Practitioner

  • College of St. Scholastica: 2010, Bachelor of Science in Nursing

  • Bethel College: 2004, Bachelor of Arts in Business Management

  • Anoka-Ramsey Community College: 1996, Associate of Science in Nursing


  • Adult-Gerontology Primary Care Nurse Practitioner, AANP since 2014

  • Critical Care Registered Nurse, AACN since 2008


  • American Association of Nurse Practitioners

  • American Association of Critical Care Nurses

  • Wound Healing Society

  • Association for the Advancement of Wound Care


Hiking along the North Shore of Lake Superior, traveling abroad to visit family and friends, biking, reading, playing piano, studying Christian apologeticsand theologySpending time with family and friends and her dog, Cisco.

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