• Request an Appointment
  • Online Bill Pay
  • Patient Portal

Physicians

Samuel J. Congello, DO

Samuel J. Congello, DO

Cardiovascular Disease

Board-Certified: Interventional Cardiology and Cardiovascular Disease, American Board of Internal Medicine

Fellow: American College of Cardiology, American College of Physicians, American College of Osteopathic Internists, Society for Cardiovascular Angiography and Interventions

Read More
James T. Reeder, Jr., DO

James T. Reeder, Jr., DO

Interventional Cardiology

Board-Certified: Interventional Cardiology and Cardiology, American Osteopathic Board of Internal Medicine

Fellow: Society for Cardiovascular Angiography and Intervention, American College of Osteopathic Internists, American College of Cardiology

Read More
Michael J. Sarik, DO

Michael J. Sarik, DO

Cardiology

Fellow: American College of Cardiology

Fellowship-Trained: Cardiology, Thomas Jefferson University Hospital/Mercy Catholic Medical Center, Philadelphia, PA; Cardiac Electrophysiology, Deborah Heart and Lung Center, Browns Mills, NJ and Thomas Jefferson University Hospital, Philadelphia, PA

Read More
Muhammad Al Sharif, DO

Muhammad Al Sharif, DO

Cardiology

Board-Certified: Cardiology, American Osteopathic Board of Internal Medicine

Fellow: American College of Physicians

Read More
Timothy M. Dettmer, MD

Timothy M. Dettmer, MD

ENT Otolaryngology

Advanced Training: Allergy

Board-Certified: American Board of Otolaryngology

Read More
Vishram Jalukar, MD

Vishram Jalukar, MD

ENT Otolaryngology / Sleep Medicine

Fellowship-Trained: Otolaryngology – Head and Neck Surgery, University of Iowa, Department of Otolaryngology, Iowa City, IA

Residency: Otolaryngology, University of Iowa Hospitals and Clinics, Iowa City, IA

Read More
Phillip C. Lee, MD

Phillip C. Lee, MD

Otolaryngology and Sleep Medicine

Board-Certified: Sleep Medicine, American Board of Otolaryngology

Residency: Otolaryngology, University of Iowa Hospitals and Clinics, Iowa City, IA

Read More
Henry R. Diggelmann, MD

Henry R. Diggelmann, MD

Otolaryngology

Board-Certified: American Board of Otolaryngology

Residency: Otolaryngology – Head and Neck Surgery, University of Iowa Hospitals and Clinics, Iowa City, IA

Read More
Satish K. Sondhi, MD

Satish K. Sondhi, MD

Gastroenterology

Board-Certified: Gastroenterology and Internal Medicine, American Board of Internal Medicine

Fellowship-Trained: Gastroenterology, University of Kentucky Medical Center, Lexington, KY

Read More
Byron T. Beasley, MD

Byron T. Beasley, MD

Cardiology

Dr. Byron T. Beasley is a board-certified physician with additional qualifications in Cardiovascular Disease and Geriatrics, practicing within the Mercy Heart Center of Mason City Clinic since 1979. He previously served as President of the Medical Staff and Director of Cardiovascular Services at Mercy Medical Center. Utilizing his extensive experience and advanced technical skills, Dr. Beasley also serves as a Clinical Assistant Professor at the University of Iowa Hospitals and Clinics.

Read More
Radu Hagau, MD

Radu Hagau, MD

Cardiovascular Disease

Board-Certified: Internal Medicine, Cardiovascular Disease, Echocardiography, Nuclear Cardiology, Vascular Ultrasound Cardiovascular CT

Fellowship-Trained: Cardiovascular Disease, St. Elizabeth’s Medical Center, Boston, MA;
Advanced Cardiac Imaging-Echocardiography, West Roxbury VAMC, Boston, MA

Read More
Denisa L. Hagau, MD

Denisa L. Hagau, MD

Cardiovascular Disease

Board-Certified: Internal Medicine, Cardiovascular Disease, American Board of Internal Medicine, Echocardiography, Cardiovascular CT and Vascular Ultrasound

Fellowship-Trained: Cardiology, St. Elizabeth’s Medical Center, Boston, MA

Read More
Ronald F. Kloc, MD

Ronald F. Kloc, MD

Interventional Pain Management

Board Certified: American Board of Anesthesiology with Special Qualification in Pain Management

Residency: Anesthesiology, Medical College of Ohio, Toledo OH

Read More
Scott M. Donohoe, DPM

Scott M. Donohoe, DPM

Podiatry

Dr. Scott M. Donohoe is a highly skilled and experienced podiatrist practicing at Mason City Clinic since 2005. He is certified by the American Board of Foot and Ankle Surgery.

Read More
Brian Olshansky, MD

Brian Olshansky, MD

Cardiovascular Medicine

Board Certified: Cardiovascular Medicine and Cardiac Electrophysiology, American Board of Internal Medicine

Fellow: American College of Physicians, American College of Cardiology, American College of Chest Physicians

Read More
Abdi E. Ahari, MD

Abdi E. Ahari, MD

General Surgery

Board-Certified: American Board of Surgery

Fellow: American College of Surgeons

Read More
Harsha U. Jayawardena, MD

Harsha U. Jayawardena, MD

General Surgery

Board-Certified: American Board of Surgery

Fellow: American College of Surgeons

Read More
Jeffrey K. Rowe, MD

Jeffrey K. Rowe, MD

General Surgery Advanced Training: Vascular Surgery

Board-Certified: American Board of Surgery

Fellow: American College of Surgeons

Read More
Rajinder K. Verma, MD

Rajinder K. Verma, MD

Neurology Advanced Training: Sleep Medicine

Board-Certified: Neurology, American Board of Psychiatry and Neurology

Residency: Neurology, University of Kansas Medical Center, Kansas City, KS

Read More
Mark W. Mulkey, MD

Mark W. Mulkey, MD

Plastic, Hand and Reconstructive Surgery

Board-Certified: American Board of Surgery, American Board of Plastic Surgery

Fellow: American College of Surgeons

Read More
René F. Recinos, MD, PHD

René F. Recinos, MD, PHD

Plastic, Hand and Reconstructive Surgery

Board-Certified: American Board of Plastic Surgery

Residency: Plastic Surgery, Medical College of Wisconsin, Milwaukee, WI

Read More
Edward S. Henrich, DPM

Edward S. Henrich, DPM

Podiatry

Board-Certified: American Board of Podiatric Surgery, American Board of Extremity Surgery

Fellow: American College of Foot and Ankle Surgeons

Read More
Michael W. Crane, MD

Michael W. Crane, MD

Orthopaedic Surgery

Board-Certified: American Board of Orthopaedic Surgery

Fellow: American Academy of Orthopaedic Surgery, American Orthopaedic Society

Read More
Timothy A. Gibbons, MD

Timothy A. Gibbons, MD

Orthopaedic Surgery

Board-Certified: American Board of Orthopaedic Surgery

Fellowship-Trained: Orthopaedic Sports Medicine, University of Iowa, Iowa City, IA

Read More
Darron M. Jones, MD

Darron M. Jones, MD

Orthopaedic Surgery

Board-Certified: American Board of Orthopaedic Surgery

Fellow: American Academy of Orthopaedic Surgeons

Read More
Eric J. Potthoff, DO

Eric J. Potthoff, DO

Orthopaedic Surgery

Board-Certified: American Osteopathic Academy of Orthopaedics

Residency: Orthopaedic Surgery, Doctors Hospital of Stark County, Massillon, OH

Read More
Richard E. Rattay, MD

Richard E. Rattay, MD

Orthopaedic Surgery

Board-Certified: American Board of Orthopaedic Surgery, Certificate of Added Qualification in Surgery of the Hand

Fellowship-Trained: Orthopaedic Hand and Upper Extremity Surgery, University of Minnesota; Microvascular Surgery, Mayo Clinic, Rochester, MI

Read More
Michael B. Scherb, MD

Michael B. Scherb, MD

Orthopaedic Surgery

Board-Certified: American Board of Orthopaedic Surgery

Fellowship-Trained: Foot and Ankle Orthopaedics, Union Memorial Hospital, Baltimore, MD

Read More
Timothy L. Mulholland, MD

Timothy L. Mulholland, MD

Urology

Board-Certified: American Board of Urology

Fellowship-Trained: Laparoscopy and Minimally Invasive Surgery, University of Oklahoma Health Sciences Center, Oklahoma City, OK

Read More
Kevin R. Rier, MD

Kevin R. Rier, MD

Urology

Board-Certified: American Board of Urology

Residency: Urology and Surgery, University of Oklahoma Health Sciences Center, Oklahoma City, OK

Read More
Mark E. Lassise, MD

Mark E. Lassise, MD

Psychiatry

Dr. Mark E. Lassise is board-certified in Psychiatry and Neurology, with additional qualifications in Addiction Medicine, and has treated patients at Mason City Clinic since 1997. With over 25 years of practice experience and extensive training, Dr. Lassise provides patients with state-of-the-art care for a wide range of conditions.

Read More
Rogerio M. Ramos, MD

Rogerio M. Ramos, MD

Psychiatry

Dr. Rogerio Ramos is a board-certified psychiatrist who has practiced in the mental health clinic at Mason City Clinic since 2009, as well as serving as Medical Director of Prairie Ridge Addiction Treatment Center and running a buprenorphine clinic for patients with addictions.

Read More
Christopher E. Adams, MD

Christopher E. Adams, MD

Urology

Board-Certified: American Board of Urology

Residency: Urology, University of Iowa Hospitals and Clinics, Iowa City, IA

Read More
Steven P. Thoma, MD

Steven P. Thoma, MD

Urology

Board Eligible: American Board of Urology

Residency: Urology, Louisiana State University – HSC, Shreveport, LA

Read More
Trisha L. Thoma, MD

Trisha L. Thoma, MD

Otolaryngology

Board Certified: Otolaryngology, American Board of Otolaryngology

Residency: Otolaryngology – Head and Neck Surgery, Louisiana State University – HSC, Shreveport, LA

Read More
Brittany E. Splittgerber, MD

Brittany E. Splittgerber, MD

General Surgery

Board Eligible: American Board of Surgery

Residency: General Surgery, University of Iowa Hospitals and Clinics, Iowa City, IA

Read More
Ketan Koranne, MD

Ketan Koranne, MD

Cardiovascular Disease

Board-Certified: Cardiovascular Disease and Clinical Cardiac Electrophysiology, American Board of Internal Medicine; Echocardiography, American Society of Echocardiography; Internal Medicine, American Board of Internal Medicine

Read More
Matthew W. Fabian, DO

Matthew W. Fabian, DO

Bariatric Surgery

General Surgery Advanced Training: Bariatric Surgery & Gastroesophageal Reflux Disease

Board-Certified: General Surgery, American Board of Surgery

Read More
Richard R. Rattin, DO

Richard R. Rattin, DO

Cardiology

Board-Certified: Internal Medicine and Cardiology, American Osteopathic Board of Internal Medicine, Interventional Cardiology, Nuclear Cardiology

Fellow: American College of Cardiology, Society for Cardiovascular Angiography & Intervention

Read More
Sandra Leticia Reis Crosara, MD

Sandra Leticia Reis Crosara, MD

Infectious Diseases

Fellowship: Infectious Diseases, University of Nebraska Medical Cernter, Omaha, NE

MD: Universidade Federal de Minas Gerais, Brazil

Read More
Avaneesh Jakkoju, MD

Avaneesh Jakkoju, MD

Cardiology

Board-Certified: Internal Medicine, American Board of Internal Medicine Echocardiography, National Board of Echocardiography

Board Eligible: Cardiology, American Board of Internal Medicine Nuclear Cardiology, American Society of Nuclear Cardiology

Read More
Request an Appointment Patient Reviews

Services We Offer

Mason City Clinic is the first choice for comprehensive care

Our Misson

Why More Patients Choose Mason City Clinic For All Their Specialized Health Needs

World-class care, close to home. That's what people want. That's what Mason City Clinic delivers. Mason City Clinic's well-educated, highly credentialed and experienced physicians bring the latest technology and leading-edge procedures.

Patient Reviews

Call Mason City Clinic at

641.494.5200 today to schedule your visit

Copyright © 2019 Practice Builders and Mason City Clinic. All rights reserved.