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

Dennis E Bier, MD

Individual provider Radiation Oncology Physician · NPI 1114945847

Dennis E Bier, MD is a Radiation Oncology Physician in Fargo, North Dakota. Licensed in Minnesota and North Dakota. Registered with an NPI since 2006.

Licensed in
MN, ND
In the registry since
2006
Specialties on file
2
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

820 4th St N
Fargo, ND 58122-0001
Phone: (701) 234-6161
Fax: (701) 234-5718
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 7585 (ND)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 33963 (MN)

Record details

NPI number1114945847
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2006
Last updated in NPPESJanuary 5, 2012
Mailing address820 4th St N, Fargo, ND 58122-0001

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