Doctors

Find a doctor near you.

Finding the right doctor can help you find the right care. Our CNOS physicians provide expert, specialty care for a range of medical conditions.

If you know your doctor's name, search for it here in our online physician directory. Or, find a new doctor by specialty or location. With CNOS physicians in more than 20 communities throughout Siouxland, our doctors are here for you and your family.

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Doctors

Aaron Althaus, M.D.

Fellowship Trained Adult Reconstruction Orthopaedics, Stem Cell Therapy

Prashanth Anand, M.D., FACS

Fellowship Trained Sports Medicine & Foot and Ankle Surgery Joint Replacement, Sports Medicine, Orthopaedics

Meet Dr. Andrews

William J. Andrews, M.D.

Board Certified in General Neurology and Clinical Neurophysiology Fellowship Trained in Clinical Neurophysiology Neurology

Benjamin Bissell, M.D., F.A.A.O.S.

Board Certified Orthopaedic Surgeon Fellowship Trained in Orthopaedic Sports Medicine including Hip, Knee, & Shoulder Arthroscopy Orthopaedics, Sports Medicine, Joint Replacement, Stem Cell Therapy

Joseph Carreau, M.D.

Board Certified Orthopaedic Surgeon Fellowship Trained in Sports Medicine Orthopaedics, Sports Medicine, Joint Replacement, Stem Cell Therapy

James Case, M.D.

Board Certified in General Neurology, Sleep Medicine, Electrodiagnostic Medicine, and Clinical Neurophysiology Neurology

Joanie Columbia, M.D.

Board Eligible Orthopaedic Surgery Fellowship Trained Hand and Upper Extremity Surgery Hand & Wrist, Orthopaedics

Justin Deans, D.O.

Board Eligible Orthopaedic Surgeon Fellowship Trained in Adult Reconstruction / Joint Replacement Surgery Orthopaedics, Joint Replacement, Stem Cell Therapy

Meet Dr. Delaney-Nelson

Kelly Delaney-Nelson, M.D.

Board Certified in Internal Medicine and Rheumatology Rheumatology

Carol Donahue, D.P.M., F.A.C.F.A.S.

Board Certified in Foot Surgery by the American Board of Foot and Ankle Surgery Fellow American College of Foot and Ankle Surgeons Diplomate American Board of Foot and Ankle Surgery Podiatry, Stem Cell Therapy

Quentin Durward, M.D., F.A.A.N.S.

Board Certified Neurosurgeon Fellow of the American Association of Neurological Surgeons Neurosurgery, Spine

Michael Espiritu, M.D., F.A.A.O.S.

Board Certified Orthopaedic Surgeon Fellowship Trained in Spine Surgery Fellow of the A.A.O.S. Orthopaedics, Spine, Joint Replacement

Linden Fornoff, M.D.

Fellowship Trained in Pediatric Neurosurgery Neurosurgery

Jon Grudem, M.D.

Board Certified in General Neurology, Advanced Clinical Neurophysiology (ABPN and ACNS) with added competency in Intraoperative Monitoring Neurology

Mei He, M.D.

Board Certified in General Neurology, Clinical Neurophysiology, Sleep Medicine, and Vascular Ultrasound Fellowship Trained Clinical Neurophysiology Neurology

Joshua Hockett, D.O.

Board Certified Orthopaedic Surgeon Fellowship Trained in Orthopaedic Trauma Orthopaedics, Joint Replacement

Wade Jensen, M.D., F.A.A.O.S.

Board Certified Orthopaedic Surgeon Fellowship Trained Orthopaedic and Neurosurgical Spine Surgery Spine, Orthopaedics, Joint Replacement, Stem Cell Therapy

Meet Dr. Johnson

Brian Johnson, M.D., F.A.A.O.S

Board Certified Orthopaedic Surgeon Fellowship Trained Sports Medicine Orthopaedics, Sports Medicine, Joint Replacement, Stem Cell Therapy

Matthew Johnson, M.D., M.P.H., F.A.A.N.S.

Board Certified Neurosurgeon Fellow of the American Association of Neurological Surgeons Neurosurgery, Spine

Daniel Kensinger, M.D., F.A.A.O.S.

Board Certified Orthopaedic Surgeon Orthopaedics

Hendrik Klopper, M.D., F.A.A.N.S

Board Certified Neurosurgeon Neurosurgery, Spine

Raymond Kuwahara, M.D.

Board Certified in Dermatology Dermatology

Kevin Liudahl, M.D.

Board Certified in Orthopaedic Surgery Orthopaedics, Stem Cell Therapy

Joshua Locker, M.D.

Board Eligible Orthopaedic Surgeon Fellowship Trained Sports Medicine Orthopaedics, Sports Medicine

Yorell Manon-Matos, M.D., F.A.C.S.

Board Certified in General Surgery, and Surgery of the Hand Fellowship Trained in Hand & Microsurgery Orthopaedics, Hand & Wrist, Stem Cell Therapy

Ryan Meis, M.D., F.A.A.O.S.

Board Certified in Orthopaedic Surgery and Sports Medicine Fellowship Trained Sports Medicine and Knee, Shoulder & Elbow Surgery Orthopaedics, Sports Medicine, Joint Replacement, Stem Cell Therapy

Steven Meyer, M.D., F.A.A.O.S.

Board Certified Orthopaedic Surgeon Fellowship Trained Orthopaedics and Pediatric Orthopaedics Orthopaedics, Joint Replacement, Spine

Elijah Miller, D.O.

Board Eligible Orthopaedic Surgery Orthopaedics, Joint Replacement, Sports Medicine

Joseph Morris, M.D.

Board Certified in General Surgery General Surgery

Meet Dr. Nelson

Daniel Nelson, M.D., F.A.A.O.S.

Board Certified Orthopaedic Surgeon Fellowship Trained in Adult Reconstruction / Joint Replacement Surgery Orthopaedics, Joint Replacement

Phinit Phisitkul, M.D.

Board Certified in Orthopaedic Surgery Fellowship Training in Foot and Ankle Surgery, and Sports Medicine Orthopaedics, Sports Medicine, Foot & Ankle, Stem Cell Therapy

Meet Dr. Reeder

Ralph Reeder, M.D., F.A.A.N.S.

Board Certified Neurosurgeon Fellow of the American Association of Neurological Surgeons Neurosurgery, Spine

David Rettedal, D.P.M., F.A.C.F.A.S.

Board Certified American Board of Foot and Ankle Surgery Fellow American College of Foot and Ankle Surgeons Podiatry, Orthopaedics, Foot & Ankle