William Riesen, MD
Internal Medicine, TeleMedicine, Virtual Visits
Primary Contact
641-428-5700
Appointments (Existing Patients Only)
Primary Contact
641-428-5700Services & Specialties
Areas of Specialization
- Internal Medicine
- TeleMedicine
- Virtual Visits
Conditions Treated
- Internal Medicine
- Primary Care
Locations & Contact
Primary Location
MercyOne North Iowa Internal Medicine Residency
1010 4th St. SW Suite 305
Mason City
, IA 50401
Insurances Accepted
- Aetna
- Amerigroup
- Blue Cross Blue Shield
- Cigna
- Humana
- Iowa Total Care
- Medica
- Medicaid
- Medicaid WPS IA
- Multiplan
- Oscar
- Tricare
- UHC
- UMR
- Veterans Administration
- Wellmark
Education & Certifications
Education
Residency:
University of Michigan Medical Center
Medical School:
University of Pennsylvania School of Medicine
Board Certifications
Internal Medicine, American Board of Internal Medicine