The brief descriptions below are designed to familiarize you with our physician's training, professional credentials and work experience.

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James Whelan, DPM

Education

• DPM, Des Moines University - College of Podiatric Medicine and Surgery, Des Moines, IA
• B.S. University of Nebraska at Lincoln, Lincoln, NE

Residency

• Podiatric Surgery, Ascension-Wheaton Franscian Healthcare, Milwaukee, WI

Fellowship

• Lower Extremity Orthoplastics and Advanced Reconstruction, Midwest Foot and Ankle Fellowship, Omaha, NE

Licensure

• State of Nebraska
• State of Iowa
• State of Wisconsin (inactive)

Membership

• American Podiatric Medical Association
• American College of Foot and Ankle Surgeons
• Nebraska Podiatric Medical Association

Office Locations

• Council Bluffs
• Dodge
• Mercy-Council Bluffs wound center
• Bergan Mercy wound center

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John Lazoritz, DPM 

Education

• DPM, Des Moines University - College of Podiatric Medicine and Surgery, Des Moines, IA
• B.S. University of Nebraska at Lincoln, Lincoln, NE

Residency

• Podiatric Surgery: Detroit Medical Center, Detroit Michigan

Licensure

• State of Nebraska
• State of Iowa
• State of Michigan (inactive)

Membership

• American Podiatric Medical Association
• American College of Foot and Ankle Surgeons
• Nebraska Podiatric Medical Association

Office Locations

• La Vista
• Dodge
• Clarinda
• Omaha VA Medical Center

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Patrick J. Nelson, DPM

Education

• DPM, Des Moines University - College of Podiatric Medicine and Surgery
• BS, University of Nebraska Omaha

Residency

• Podiatric Surgery: St. Vincent Charity Medical Center, Cleveland, OH

Certification

• Board certified, Podiatric Medicine, American Board of Podiatric Medicine

Licensure

• State of Nebraska
• State of Iowa
• State of Ohio (inactive)

 

Membership

• American Society of Podiatric Surgeons
• American College of Foot and Ankle Surgeons
• American Podiatric Medical Association
• Nebraska Podiatric Medical Association
• Des Moines University Alumni Association
• Des Moines University Alumni Mentor

Office Locations

• Dodge
• Clarinda
• Omaha VA Medical Center

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Nicholas Olari, DPM

Education

• DPM: Ohio College of Podiatric Medicine, Cleveland, OH
• BS: University of Oklahoma, Norman OK

Residency

• Podiatric Surgery: Greater Omaha Podiatric Residency, Omaha, NE

Board Certification

• Board certified, Foot and Ankle Surgery, American Board of Podiatric Surgeons

Licensure

• State of Nebraska

Membership

• American Podiatric Medical Association
• Nebraska Podiatric Medical Association
• American College of Foot and Ankle Surgeons

Office Locations

• Grover
• La Vista

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Jordan Sikes, DPM

Education

• DPM: Rosalind Franklin University of Medicine and Science

Residency

• Podiatric Surgery: Truman Medical Center, Kansas City, MO

Certification

• Board certified, Podiatric Medicine, American Board of Podiatric Medicine

Licensure

• State of Nebraska
• State of Missouri (inactive)

Membership

• American Podiatric Medical Association
• Nebraska Podiatric Medical Association
• American College of Foot and Ankle Surgeons

Office Locations

• Grover
• La Vista

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Robert Greenhagen, DPM

Education

• DPM, Des Moines University - College of Podiatric Medicine and Surgery, Des Moines, IA
• BS, Briar Cliff University, Sioux City, IA

Residency

• Podiatric Surgery: University of Pittsburgh Medical Center, Pittsburgh, PA

Fellowship

• Dermatopathology, Bako Podiatric Pathology Services, Alpharetta, GA

Certification

• Board certified, Foot Surgery, American Board of Podiatric Surgeons
• Board certified, Reconstructive Rearfoot/Ankle Surgery, American Board of Podiatric Surgeons
• Board certified, Podiatric Medicine, American Board of Podiatric Medicine
• Certified in Amputation Prevention, American Board of Podiatrc Medicine

Licensure

• State of Nebraska
• State of Iowa
• Commonwealth of Pennsylvania (inactive)

 

Membership

• American Society of Podiatric Surgeons
• American College of Foot and Ankle Surgeons
• American Podiatric Medical Association
• Nebraska Podiatric Medical Association
• Des Moines University Alumni Association
• Des Moines University Alumni Mentor
• Nebraska Diabetes Advisory Committee
• Nebraska Diabetes Consensus Guidelines Taskforce

Office Locations

• Dodge
• Bergan Mercy wound center
• Omaha VA Medical Center

Publications and Presentations

Dr. Greenhagen has published over 30 articles, reviews and chapters.  He also has lectures both at regional and national conferences.  For a full listing of his publications and lectures please refer to his full CV below.

Dr Greenhagen's Full CV

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Paul Dayton, DPM

Education

• DPM, California College of Podiatric Medicine, San Francisco
• B.S., Arizona State University

Residency

• Podiatric Surgery, Kaiser Permanente Hospital, Santa Clara California

 

Certification

• Board certified, Foot Surgery, American Board of Podiatric Surgeons
• Board certified, Reconstructive Rearfoot/Ankle Surgery, American Board of Podiatric Surgeons

Licensure

• State of Iowa

Membership

• American Podiatric Medical Association
• American College of Foot and Ankle Surgeons
• Iowa Podiatric Medical Association

Office Locations

• Ankeny
• Council Bluffs
• Unity Point wound center - Fort Dodge, IA

Publications and Presentations

Dr. Dayton has co-authored many peer reviewed journal articles and book chapters and has presented numerous national and international lectures. As a partner with medical technology companies Dr. Dayton has collaborated with foot and ankle surgeons across the country to develop innovative procedures and is named on several US medical device patents.

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Mindi Dayton, DPM

Education

• DPM, Des Moines University - College of Podiatric Medicine and Surgery, Des Moines, IA
• B.S., Buena Vista University, Storm Lake, IA

Residency

• Podiatric Surgery, Trinity Regional Medical Center, Fort Dodge, Iowa

Licensure

• State of Iowa 

Membership

• American Podiatric Medical Association
• American College of Foot and Ankle Surgeons
• Iowa Podiatric Medical Association
• Des Moines University Alumni Association
• Des Moines University Alumni Mentor

Office Locations

• Ankeny
• Countil Bluffs

Publications and Presentations

Dr. Dayton has co-authored many peer reviewed journal articles and book chapters and has presented numerous local and regional lectures. Drs. Mindi and Paul Dayton have earned several national awards for research posters and manuscripts they have completed together.