NPPES file of Aug 9, 2026

Sydney Elizabeth Brown

Nurse Practitioner · Milwaukee, WI

Sydney Elizabeth Brown is a nurse practitioner with a practice address in Milwaukee, Wisconsin, and NPI 1578391140, issued on Jul 24, 2024. Check the license (Wisconsin 15638-33, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1578391140
Name
Sydney Elizabeth Brown
Primary taxonomy
Nurse Practitioner 363L00000X
License number
15638-33 WI
Self-reported in NPPES; status is on the state search
Practice location
2900 W Oklahoma Ave, Milwaukee, WI 53215
Phone
(414) 649-6000
Enumerated
Jul 24, 2024
Record last updated
Nov 25, 2024
Medicaid ID
100291923 WI
Medicare enrollment
Enrolled (PECOS I20241015001379); accepts Medicare assignment
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 2900 W Oklahoma Ave

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

  1. Hamza Abdul Majeed, DOHospitalist Physician1881013282
  2. Vincent Abejuela, DOHospitalist Physician1356928543
  3. Islam Abo Al Nadie, MDHospitalist Physician1326618786
  4. Zaid Abood, MDHospitalist Physician1194254334
  5. Syed AbutalibHematology & Oncology Physician1114183290
  6. Kalid Adab, MDHematology & Oncology Physician1346473345

Verify Sydney Elizabeth Brown in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 15638-33
    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
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.

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Bills Medicare through one group practice

  1. Aurora Medical Group, Inc.Summit, WI

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

Other nurse practitioner records in Wisconsin

  1. Caroline Aaberg, APNPMadison, WI1881384394
  2. Joyce Abbott, APNPOshkosh, WI1003824665
  3. Mohamed Abdelazim, APNPAppleton, WI1760266696
  4. Jacklyn Abel, AGACNP-BCMauston, WI1104631506
  5. Henrietta Abili, APNPGermantown, WI1174859524
  6. Jade Abts, NPGreen Bay, WI1992293708
  7. Karalyn Adam, DNP, RNMarshfield, WI1780933051
  8. Carol Adamczyk, MSNWauwatosa, WI1457502395
  9. Amanda Adams, NPMadison, WI1023366598
  10. Bernadette Adams, FNPWestby, WI1427047620

Common questions

What is Sydney Elizabeth Brown's NPI number?

Sydney Elizabeth Brown's National Provider Identifier (NPI) is 1578391140, issued on Jul 24, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Sydney Elizabeth Brown located?

The NPPES record lists a practice address at 2900 W Oklahoma Ave, Milwaukee, WI, 53215. Phone: (414) 649-6000. Providers update this record themselves, so call before visiting.

How can I verify Sydney Elizabeth Brown's license?

NPPES lists Wisconsin license number 15638-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity 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.