Investigators

Investigators

Our clinical research team consists of expert physicians and clinical research professionals. Each is passionate about and dedicated to offering the most advanced care to patients. They provide the vision, structure and maintenance of a program designed to improve patient outcomes through disciplined evaluation of evidence.

Meet Our Investigators

South Dakota

Sioux Falls

Maria Bell, MD
Gynecology

Jonathan Bleeker, MD
Gastrointestinal, Precision Oncology

Lilian Ebuoma, MD
Breast Radiology

Keely Hack, MD
Breast

Michele Lohr, MD
Radiation Oncology

George Maher, DO
Pediatrics

Michelle Janania Martinez, MD
Hematology/Oncology

Miroslaw Mazurczak, MD
Breast, CNS, NCORP

Steve McGraw, MD
Radiation Oncology

Brianna Murphy, DO
Pediatrics

Ryan Nowak, MD
Radiation Oncology

Steven Powell, MD
Early Phase, Head and Neck, Lung, Precision Oncology

Amy Sanford, MD
Breast, Lung

Chad Spanos, MD
Early Phase, Head and Neck, Hematology and Melanoma

Christopher Sumey, MD
Early Phase, Lung, Genitourinary, Precision Oncology

KayeLyn Wagner, MD
Pediatrics

North Dakota

Fargo

A. Abou Zahr, MD
Hematology/Oncology

Ammar Alzoubi, MD
Hematology/Oncology

Samuel Anim, MD
Pediatrics

Miran Blanchard, MD
Radiation Oncology

Melanie Chihak, DO
Pediatrics

Jarrett Failing, MD
Hematology/Oncology

Anu Gaba, MD
Breast, Precision Oncology

Louis Geeraerts, MD
Head and Neck

Mark Gitau, MD
Gastrointestinal, Lung, Head and Neck, Precision Oncology

Gerald Gross, MD
Hematology/Oncology

Mahendra Gupta, MD
Gynecologic, Lung

Ash Jensen, MD
Radiation Oncology

Samuel Milanovich, MD
Pediatrics

Amit Panwalkar, MD
Breast, Gynecologic, Lung

Preston Steen, MD
Gastrointestinal, NCORP, Genitourinary, Lung

Andrew Terrell, MD
Head and Neck

Shelby Terstriep, MD
Breast

Matthew Tinguely, MD
Gastrointestinal

Radhakrishna Vegunta, MD
Hematology/Oncology

Jeff Wiisanen, MD
Hematology/Oncology

Kirk Wyatt, MD
Pediatrics

Bismarck

Hermina Fernandes, MD
Hematology/Oncology

Thandiwe Gray, MD
Hematology/Oncology

Peter Kurniali, MD
Hematology/Oncology

Edward Wos, DO
Hematology/Oncology

Minnesota

Bemidji

Naseer Ahmad, MD
Hematology/Oncology

Elie Chalhoub, MD
Hematology/Oncology

Jonathan Sande, MD
Hematology/Oncology

Thief River Falls

Amit Panwalkar, MD
Breast, Gynecologic, Lung

Worthington

Jonathan Bleeker, MD
Gastrointestinal, Precision Oncology

Keely Hack, MD
Breast

Miroslaw Mazurczak, MD
Breast, CNS, NCORP