Registry data as of Aug 27, 2026

Bret Andersen

Student in an Organized Health Care Education/Training Program · Marshfield, WI

Bret Andersen is a student in an organized health care education/training program with a practice address in Marshfield, Wisconsin, and NPI 1235861873, issued on Jun 30, 2022. Check the license with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1235861873
Name
Bret Andersen
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
License number
RL18780 ND
Self-reported in NPPES; status is on the state search
Practice location
1000 N Oak Ave, Marshfield, WI 54449
Phone
(800) 782-8581
Enumerated
Jun 30, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1000 N Oak Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sheetal Aatrai, MDInternal Medicine Physician1417568965
  2. Sukaina AbbasPediatrics Physician1407529191
  3. Chady Abboud Leon, M.D.Hematology & Oncology Physician1770737744
  4. Ihab Abdalrahman, MDHospitalist Physician1497855134
  5. Raquel Abengozar Mingorance, MDStudent in an Organized Health Care Education/Training Program1609437755
  6. Aanuoluwa Abiola, M.DStudent in an Organized Health Care Education/Training Program1598117574

Verify Bret Andersen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

98% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

11 Medicare Part D claims, against an average of 488 among the 106,422 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Bret Andersen11
  2. Specialty average488

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

89 student in an organized health care education/training program records list a Marshfield practice address

They are 89 of the 1,360 NPPES records with a Marshfield practice address, and 3,905 student in an organized health care education/training program records in Wisconsin.

Other student in an organized health care education/training program records in Wisconsin

  1. Margaret Aasen, MDMilwaukee, WI1710628615
  2. Maame Abokuma Abaidoo, MBCHBMilwaukee, WI1629997424
  3. Ashraf AbbasAppleton, WI1558723775
  4. Amrou Abdelkader, MDWest Allis, WI1316364698
  5. Buhisa AbdelkafiRacine, WI1881383586
  6. Amjad Abdelrahim, MDMilwaukee, WI1356029904
  7. Nasteho AbdiMilwaukee, WI1013875871
  8. Yusuf Abdullah, DOSun Prairie, WI1437788478
  9. Marwan Abdulsattar, MDJanesville, WI1265790695
  10. Elizabeth Abegglen, MDGreen Bay, WI1124821848

Common questions

What is Bret Andersen's NPI number?

Bret Andersen's National Provider Identifier (NPI) is 1235861873, issued on Jun 30, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Bret Andersen located?

The NPPES record lists a practice address at 1000 N Oak Ave, Marshfield, WI, 54449. Phone: (800) 782-8581. Providers update this record themselves, so call before visiting.

How can I verify Bret Andersen's license?

Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Bret Andersen prescribe under Medicare Part D?

In 2024, Bret Andersen had 11 Medicare Part D claims; the average among student in an organized health care education/training program prescribers was 488. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.