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United Neurosurgery Associates Staff


Our physicians


Our nurse practitioners


Our physicians

Mary E. Dunn, MD



Mary E. Dunn, MD

  • Medical Degree: Creighton University School of Medicine, Omaha, Neb.
  • Residency: Department of Neurosurgery, University of Minnesota, Minneapolis
  • Board Certification: American Board of Neurological Surgery and Fellow with the American College of Surgeons
  • Neurosurgical Interests: "My subspecialty areas of expertise are pediatric neurosurgery, the surgical treatment of epilepsy and brain and spinal tumors."

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Richard S. Gregory, MD



Richard S. Gregory, MD

  • Medical Degree: University of Minnesota Medical School, Minneapolis
  • Residency: Department of Neurosurgery, University of Minnesota, Minneapolis
  • Board Certification: American Board of Neurological Surgery
  • Neurosurgical Interests:"My special interests include skull-based tumors, such as pituitary, and acoustic tumors. I also enjoy the practice of general neurosurgery."

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Jerone D. Kennedy, MD



Jerone D. Kennedy, MD

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Peter A. Pahapill, MD, PhD



Peter A. Pahapill, MD, PhD

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Margaret A. Wallenfriedman, MD, PhD



Margaret A. Wallenfriedman, MD, PhD

  • Medical Degree: Yale University School of Medicine, New Haven, Conn.
  • Residency: Department of Neurosurgery, University of Minnesota, Minneapolis
  • Board Certification: American Board of Neurological Surgery
  • Neurosurgical Interests: "My clinical interests are in brain and spinal cord tumors, cervical and thoracic cord compression, complex spinal surgery and peripheral nerve cases. I enjoy a broad general neurosurgery practice."

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Wylie Zhu, MD, PhD



Wylie Zhu, MD, PhD

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Our nurse practitioners

Teresa Armenta, MSN, CNP, RN



Teresa Armenta, MSN, CNP, RN

  • Nursing Degrees: Family Nurse Practitioner Program and Bachelor of Science Nursing, Metropolitan State University, St. Paul, MN. Registered Professional Nurse, State of Minnesota

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Penny Hodges-Goetz, MSN, CNP, RN



Penny Hodges-Goetz, MSN, CNP, RN

  • Nursing Degrees: Family Nurse Practitioner Program, Metropolitan State University, St. Paul, Minn. Bachelor of Science Nursing, University of North Carolina, Charlotte. Registered Professional Nurse, State of Minnesota

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Sherilyn Milner, MA, CNP, RN



Sherilyn Milner, MA, CNP, RN

  • Nursing Degrees:Adult Nurse Practitioner Program, College of St. Catherine, St. Paul, Minn., Bachelor of Science Nursing, Bethel University, St. Paul, Minn., Registered Professional Nurse, Minnesota

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United Neurosurgery Associates
225 North Smith Avenue, Suite 200
St. Paul, MN 55102
651-241-6550
651-241-6586 (fax)
E-mail us

 

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