NPPES file of Aug 9, 2026

David C. Olson, M.D.

Family Medicine Physician · Brookfield, WI

David C. Olson, M.D. is a family medicine physician with a practice address in Brookfield, Wisconsin, and NPI 1871566349, issued on Feb 7, 2006. Check the license (Wisconsin 28647, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871566349
Name
David C. Olson
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
28647 WI
Self-reported in NPPES; status is on the state search
Practice location
16985 W Bluemound RD, Brookfield, WI 53005
Phone
(262) 641-8400
Enumerated
Feb 7, 2006
Record last updated
Oct 17, 2023
Medicaid ID
31534700 WI
Medicare enrollment
Enrolled (PECOS I20100908000444); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 1986
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 16985 W Bluemound RD

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

  1. John Basich, M.D.Internal Medicine Physician1730239393
  2. Srikanth Bathula, M.D.Rheumatology Physician1710290036
  3. Ashlyn Bolstad, NPNurse Practitioner1447015813
  4. Timothy Broaddrick, DCChiropractor1417038316
  5. Jamie CarlsonPhysical Therapist1154714756
  6. Timothy Cooper, M.D.Internal Medicine Physician1225456296

Verify David C. Olson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 28647
    Check 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
Open 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.

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100% fewer Medicare Part D claims than the average family medicine physician in 2024

16 Medicare Part D claims for 15 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. David Olson16
  2. Specialty average3,544

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.

Bills Medicare through one group practice

  1. Aurora Advanced Healthcare, Inc.Milwaukee, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

David C. Olson among 3,765 family medicine physician records in Wisconsin

David C. Olson, M.D. is one of 3,765 family medicine physician records with a practice address in Wisconsin. 75% 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 46% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1986 · median 2007 among the 2,347 with a school on file
  • Record last updated2023 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

33 family medicine physician records list a practice address in Brookfield

They are 33 of the 2,036 NPPES records with a practice address in Brookfield, and 3,765 family medicine physician records in Wisconsin.

The 8 family medicine physician records with the nearest ZIP codes

  1. Jacquelyn Dinusson, MDBrookfield, WI 530051649221722
  2. Mark Dorow, M.D.Brookfield, WI 530051457323099
  3. Joanne Hill, MDBrookfield, WI 530051639121429
  4. Niel Johnson, MDBrookfield, WI 530051649233255
  5. Lowell Keppel, M.D.Brookfield, WI 530051730177353
  6. Jose Leiva, MDBrookfield, WI 530051962496760
  7. Joseph Maier, MDBrookfield, WI 530051770550139
  8. Sharniecia Norman, MDBrookfield, WI 530051538112289

Common questions

What is David C. Olson, M.D.'s NPI number?

David C. Olson, M.D.'s National Provider Identifier (NPI) is 1871566349, issued on Feb 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David C. Olson, M.D. located?

The NPPES record lists a practice address at 16985 W Bluemound RD, Brookfield, WI, 53005. Phone: (262) 641-8400. Providers update this record themselves, so call before visiting.

How can I verify David C. Olson, M.D.'s license?

NPPES lists Wisconsin license number 28647, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does David C. Olson, M.D. prescribe under Medicare Part D?

In 2024, David C. Olson, M.D. had 16 Medicare Part D claims for 15 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.