Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Christopher Martin Mager, MD

Individual provider Diagnostic Radiology Physician · NPI 1407084478

Dr. Christopher Martin Mager, MD is a Diagnostic Radiology in Green Bay, Wisconsin. Graduated from University of Minnesota Medical School in 2007, 19 years ago. Practices with Radiology Chartered, a 37-clinician group and accepts Medicare assignment. Licensed in Minnesota, Missouri and Wisconsin.

Years since qualifying
19
Trained at
University of Minnesota Medical School
Licensed in
MN, MO, WI
In the registry since
2009
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

744 S Webster Ave
Green Bay, WI 54301-3505
Phone: (920) 433-3643
Fax: (507) 625-3928
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 74857-20 (WI)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 53947 (MN)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 2012011152 (MO)

Record details

NPI number1407084478
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 29, 2009
Last updated in NPPESAugust 25, 2021
Certification dateAugust 25, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF MINNESOTA MEDICAL SCHOOL
Graduated 2007 (19 years in practice)
Group practice Radiology Chartered — 37 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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