Dr. J.D. Thoreson, MD
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Dr. J.D. Thoreson, MD

Gastroenterologist (Stomach & Bowel Specialist) - General, Geriatric Medicine Doctor - General


  • Accepts Insurance Plans


Board-certified in Internal Medicine with additional qualifications in Geriatrics, Dr. Thoreson has over 35 years of experience and has practiced gastroenterology at Mason City Clinic since 1975.

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Office Hours

  • Mon:8:00am - 5:00pm
  • Tue:8:00am - 5:00pm
  • Wed:8:00am - 5:00pm
  • Thu:8:00am - 5:00pm
  • Fri:8:00am - 5:00pm

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Provider Training

University of Iowa Medical SchoolOther DegreeMDNot Specified

Experience & Accolades

FellowAmerican College of Physicians

Practice & Hospital Affiliations

Dr. J.D. Thoreson, MD has not yet indicated the hospitals that he is affiliated with.


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Languages Spoken
Medical Specialties
  • Gastroenterologist (Stomach & Bowel Specialist)
  • Geriatric Medicine Doctor

Years In Practice: 45 (started in 1976)

Accepts New Patients: Yes

Dr. Thoreson specializes in treating the following types of patients:

  • Adults

Medical Philosophy: Traditional Medicine

Accepted Insurance

Full Insurance List

Payment Options

Payment Details
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