Dennis E. Bier, MD
Radiation Oncology Physician · Fargo, ND
Dennis E. Bier, MD is a radiation oncology physician with a practice address in Fargo, North Dakota, and NPI 1114945847, issued on Jul 18, 2006. Check the license (North Dakota 7585, as entered in NPPES) on the North Dakota Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Dennis E. Bier
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- 7585 ND
33963 MN
Self-reported in NPPES; status is on the state search - Practice location
- 820 4TH St N, Fargo, ND 58122
- Phone
- (701) 234-6161
- Enumerated
- Jul 18, 2006
- Record last updated
- Jan 5, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (701) 234-5718
- Medicaid ID
- 18904 ND
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 23 in North Dakota → Look up another NPI →
Also registered at 820 4TH St N
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Arusell, MDRadiation Oncology Physician1811915515
- Anu Gaba, MDHematology & Oncology Physician1922025907
- Susan Hofland, NPNurse Practitioner1265453492
- Kathy Kirkeby, PA-CMedical Physician Assistant1225059561
- John Leitch, MDMedical Oncology Physician1811914583
- Mark Plencner, R. PH.Pharmacist1437368222
Verify Dennis E. Bier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Dakota Board of Medicine
Search for license 7585Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 83 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Dennis E. Bier among 23 radiation oncology physician records in North Dakota
Dennis E. Bier, MD is one of 23 radiation oncology physician records with a practice address in North Dakota. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 0% of them.
- NPI issued2006 · 0% of these records are older, 61% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 74% of these records are
- Record last updated2012 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a North Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in North Dakota
There are 23 radiation oncology physician records in North Dakota.
All 23 in North Dakota → Every provider in Fargo → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Robert Arusell, MDFargo, ND 581221811915515
- Casey Liveringhouse, MDFargo, ND 581041922568963
- Mark Cooper, MDFargo, ND 581031962427351
- Salah Dajani, MDFargo, ND 581031215499116
- Miran Blanchard, MDFargo, ND 581021629369830
- Ethan Foster, M.D.Fargo, ND 581021679693147
- Ashley Jensen, MDFargo, ND 581021992729230
- Elliot LawrenceFargo, ND 581021629424627
Common questions
What is Dennis E. Bier, MD's NPI number?
Dennis E. Bier, MD's National Provider Identifier (NPI) is 1114945847, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Dennis E. Bier, MD located?
The NPPES record lists a practice address at 820 4TH St N, Fargo, ND, 58122. Phone: (701) 234-6161. Providers update this record themselves, so call before visiting.
How can I verify Dennis E. Bier, MD's license?
NPPES lists North Dakota license number 7585, as entered by the provider. Search the North Dakota Board of Medicine at https://www.ndbom.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Dennis E. Bier, MD's MIPS final score?
The 2023 MIPS final score is 83 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.