License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Sonja Lien is Excellent. Dr. Lien has been reviewed by 2 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Sonja Lien, MD is board certified in Family Medicine.

Education & Awards

Dr. Lien graduated from University of Minnesota, Twin Cities, Minneapolis.


Dr. Lien has 5 hospital affiliations:

  • St Marys Innovis Health 
  • Meritcare Health System 


  • English

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Additional Information
Dr. Sonja Lien MD is a female Family Practitioner, has 7 years of experience and practices in Family Medicine.
Where does Dr. Sonja Lien practice?
Dr. Sonja Lien has 5 office locations.
Dr. Sonja Lien practices Family Medicine near Perham, MN.
Additional practice locations include: Fargo, ND and Moorhead, MN.
See Perham Primary Care Doctors.