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Physician/Clinician Details

Thorson, Mark R. MD
Mark Thorson is a Washington State Cougar who earned his medical degree from the University of Washington. He completed his Internal Medicine Internship, Residency, and General Internal Medicine Fellowship at the University of Iowa where he met his wife Karen. Dr. Thorson is Board Certified in Internal Medicine and practiced general Internal Medicine in Longview for 20 years before joining PeaceHealth in 1999. He has served as President of the St. John Medical Staff and past Medical Director of the Echocardiography for 19 years. He enjoys gardening, Astronomy Club, church activities, and his 3 children.
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PeaceHealth Medical Group - Lower Columbia

St. John - Internal Medicine
1615 Delaware Street
Longview WA 986322367
(360) 501-3601
(360) 501-3648
 
Insurance Accepted
Aetna
BCE Emergis
Care Oregon
Cigna Healthcare
Community Health Plan of WA (CHPW)
Coventry/First Health Network
Crime Victims
First Choice Health Network
Health Net of Oregon
Kaiser
Labor And Industries
Medicare
Moda Health (ODS)
Molina
Multi Plan
One Health Plan
Oregon Medicaid (DMAP)
Pacific Source
PacifiCare of Oregon
Premera HealthPlus-Blue Cross
Private Healthcare Systems (PHCS)
Providence
Railroad Medicare
Regence Blue Shield
Secure Horizons
Sterling Health Plans
Tri-West ( TRICARE)
Uniform Medical
United HealthCare Networks
WA Medicaid (DSHS)
Privileged Facility Date on Staff Category Status Department
PeaceHealth St. John Medical Center 8/31/1978 Active Current Internal Medicine
Specialty Type
Internal Medicine Primary
Board Status Certified Expires
American Board of Internal Medicine Board Certified 1/1/1977
Education Degree Program Specialty
University of Iowa Hospitals & Clinics Fellowship Internal Medicine
University of Iowa Hospitals & Clinics Residency Internal Medicine
University of Iowa Hospitals & Clinics Internship Family Practice
University of Washington School of Medicine MD Medical Education
Washington State University BS Undergraduate Education