Niel A. Johnson, MD
Family Medicine Physician · Brookfield, WI
Niel A. Johnson, MD is a family medicine physician with a practice address in Brookfield, Wisconsin, and NPI 1649233255, issued on Apr 7, 2006. Check the license (Wisconsin 35197, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Niel A. Johnson
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 35197 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
- Apr 7, 2006
- Record last updated
- May 13, 2024
- Fax
- (910) 369-2874
- Medicaid ID
- 100044449 WI
- Medicare enrollment
- Enrolled (PECOS I20150529001044); accepts Medicare assignment
- Medical or professional school
- Uniformed Services Uhs Fe Hebert School Of Med, 1992
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Also registered at 16985 W Bluemound RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Basich, M.D.Internal Medicine Physician1730239393
- Srikanth Bathula, M.D.Rheumatology Physician1710290036
- Ashlyn Bolstad, NPNurse Practitioner1447015813
- Timothy Broaddrick, DCChiropractor1417038316
- Jamie CarlsonPhysical Therapist1154714756
- Timothy Cooper, M.D.Internal Medicine Physician1225456296
Verify Niel A. Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 35197Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% more Medicare Part D claims than the average family medicine physician in 2024
6,143 Medicare Part D claims for 428 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 182 claims were for opioids.
Most prescribed
- Atorvastatin Calcium432 claims
- Amlodipine Besylate252 claims
- Omeprazole203 claims
- Lisinopril188 claims
- Albuterol Sulfate Hfa176 claims
- Losartan Potassium165 claims
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.
Industry payments in 2024: $150.89
2 payments; by number, the most common kind was food and beverage; the largest payer was Averitas Pharma Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Aurora Advanced Healthcare, Inc.Brookfield, WI
- Aurora Medical Group, Inc.West Allis, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Niel A. Johnson among 3,765 family medicine physician records in Wisconsin
Niel A. Johnson, MD 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
- Graduated1992 · median 2007 among the 2,347 with a school on file
- Record last updated2024 · 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.
All 3,765 in Wisconsin → Every provider in Brookfield → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jacquelyn Dinusson, MDBrookfield, WI 530051649221722
- Mark Dorow, M.D.Brookfield, WI 530051457323099
- Joanne Hill, MDBrookfield, WI 530051639121429
- Lowell Keppel, M.D.Brookfield, WI 530051730177353
- Jose Leiva, MDBrookfield, WI 530051962496760
- Joseph Maier, MDBrookfield, WI 530051770550139
- Sharniecia Norman, MDBrookfield, WI 530051538112289
- Moira O'Brien-Bruce, D.O.Brookfield, WI 530051891768370
Common questions
What is Niel A. Johnson, MD's NPI number?
Niel A. Johnson, MD's National Provider Identifier (NPI) is 1649233255, issued on Apr 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Niel A. Johnson, MD 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 Niel A. Johnson, MD's license?
NPPES lists Wisconsin license number 35197, 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 Niel A. Johnson, MD prescribe under Medicare Part D?
In 2024, Niel A. Johnson, MD had 6,143 Medicare Part D claims for 428 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.