Brett R. St John
Nurse Practitioner · Milwaukee, WI
Brett R. St John is a nurse practitioner with a practice address in Milwaukee, Wisconsin, and NPI 1205192200, issued on Apr 4, 2012. Check the license (Wisconsin 4814, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Brett R. St John
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 4814 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2900 W Oklahoma Ave, Milwaukee, WI 53215
- Phone
- (414) 656-2550
- Enumerated
- Apr 4, 2012
- Record last updated
- Oct 9, 2023
- Medicaid ID
- 100022360 WI
- Medicare enrollment
- Enrolled (PECOS I20120621000391); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,995 in Wisconsin → Look up another NPI →
Also registered at 2900 W Oklahoma Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Brett R. St John in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 4814Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average nurse practitioner in 2024
61 Medicare Part D claims for 32 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone18 claims
- Clopidogrel13 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.
Bills Medicare through one group practice
- Aurora Medical Group, Inc.Milwaukee, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brett R. St John among 3,995 nurse practitioner records in Wisconsin
Brett R. St John is one of 3,995 nurse practitioner records with a practice address in Wisconsin. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 35% of them.
- NPI issued2012 · 35% of these records are older, 61% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2011 · median 2017 among the 2,701 with a school on file
- Record last updated2023 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
695 nurse practitioner records list a practice address in Milwaukee
They are 695 of the 18,389 NPPES records with a practice address in Milwaukee, and 3,995 nurse practitioner records in Wisconsin.
All 3,995 in Wisconsin → Every provider in Milwaukee → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Theresa Becker, APRNMilwaukee, WI 532151295727295
- Emily Carman, NPMilwaukee, WI 532151619928090
- Kathleen Freeland, NPMilwaukee, WI 532151710094123
- Mary Keller, APNPMilwaukee, WI 532151992727259
- Therese Kern, NPMilwaukee, WI 532151831168616
- Amanda Kirby, APNPMilwaukee, WI 532151245288976
- Elizabeth Mattes, APNPMilwaukee, WI 532151205886173
- Wende Moline, APRN-BCMilwaukee, WI 532151457351355
Common questions
What is Brett R. St John's NPI number?
Brett R. St John's National Provider Identifier (NPI) is 1205192200, issued on Apr 4, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Brett R. St John located?
The NPPES record lists a practice address at 2900 W Oklahoma Ave, Milwaukee, WI, 53215. Phone: (414) 656-2550. Providers update this record themselves, so call before visiting.
How can I verify Brett R. St John's license?
NPPES lists Wisconsin license number 4814, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Brett R. St John prescribe under Medicare Part D?
In 2024, Brett R. St John had 61 Medicare Part D claims for 32 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.