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Internist, Oncology Specialist (cancer)
29 years of experience
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. Ross Siemers is Excellent. Dr. Siemers has been reviewed by 4 patients who have provided 0 comments. The rating is 4.5 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. Ross Siemers, MD is board certified in Internal Medicine and Medical Oncology.

  • He has special expertise in 5 areas:
  • Adult T-Cell Leukemia-Lymphoma
  • Cancer
  • Chronic B-Cell Lymphocytic Leukemia
  • Leukemia
  • Lymphoma

Education & Awards

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


Dr. Siemers has 3 hospital affiliations:

  • Marquette General Health System 
  • Marquette General Hospital 
  • Coon Rapids, Minnesota 

> > > > Dr. Ross Siemers, MD

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Additional Information
Dr. Ross Frederick Siemers MD is a male Internist, has 29 years of experience and practices in Internal Medicine and Medical Oncology.
Where does Dr. Ross F. Siemers practice?
Dr. Ross Siemers has 2 office locations.
Dr. Ross Siemers practices Internal Medicine and Medical Oncology near Marquette, MI.
Additional practice locations include: Sault Sainte Marie, MI.
See Marquette Internists and Marquette Oncologists.