Minnesota Oncology

Woodbury Clinic

CornerStone Medical Specialty Centre
6025 Lake Road, Suite 110
Woodbury MN, 55125
Main Phone: (651) 735-7414
Main Fax: (651) 735-1827

Please call anytime with questions, concerns or comments.


Office hours are 8 a.m. to 5 p.m. Monday through Friday.

Karin I. Armstrong, MD
A. Catherine Casey, MD
Patrick J. Flynn – M.D.
John F. Schwerkoske, MD

Physician Assistant:
Alyssa Posterick, PA-C

Nurse Practitioners:
Annette Kuck, CNP
Judy Ricci, CNP

Genetic Counselor
Anna Leininger, MS

We understand that a diagnosis of cancer is immensely stressful to you and your family. We are here to walk beside you throughout this chapter of your life experience and to help you find the answers you need.

The Woodbury clinic opened in 2002 for the purpose of offering families in the East Metro and Western Wisconsin suburbs comprehensive and integrated cancer care, close to home.

Highly-skilled physicians and staff offer compassionate, state-of-the-art cancer care in a warm and friendly atmosphere.  Our goal is to create the most effective, individualized treatment plan possible, while offering practical help and emotional support for you and your family.

Caring, down to a science