NPPES file of Aug 9, 2026

Ren M. Iossi

Nurse Practitioner · Milwaukee, WI

Ren M. Iossi is a nurse practitioner with a practice address in Milwaukee, Wisconsin, and NPI 1154744977, issued on Jan 30, 2014. Check the license (Wisconsin 5301, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154744977
Name
Ren M. Iossi
Primary taxonomy
Nurse Practitioner 363L00000X
License number
5301 WI
Self-reported in NPPES; status is on the state search
Practice location
2801 W Kinnickinnic River Pkwy Ste 540, Milwaukee, WI 53215
Phone
(414) 385-2601
Enumerated
Jan 30, 2014
Record last updated
Mar 11, 2026
Medicaid ID
100036249 WI
Medicare enrollment
Enrolled (PECOS I20140402000264); 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 2801 W Kinnickinnic River Pkwy Ste 540

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

  1. Beth Culbertson, PA-CPhysician Assistant1780195800
  2. Lawrence Sterkin, M.D.Plastic Surgery Physician1255307997

Verify Ren M. Iossi 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 5301
    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
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98% fewer Medicare Part D claims than the average nurse practitioner in 2024

20 Medicare Part D claims for 13 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.

  1. Ren Iossi20
  2. Specialty average1,109

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 Medical Group, Inc.Milwaukee, 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 Ren M. Iossi's NPI number?

Ren M. Iossi's National Provider Identifier (NPI) is 1154744977, issued on Jan 30, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Ren M. Iossi located?

The NPPES record lists a practice address at 2801 W Kinnickinnic River Pkwy Ste 540, Milwaukee, WI, 53215. Phone: (414) 385-2601. Providers update this record themselves, so call before visiting.

How can I verify Ren M. Iossi's license?

NPPES lists Wisconsin license number 5301, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Ren M. Iossi prescribe under Medicare Part D?

In 2024, Ren M. Iossi had 20 Medicare Part D claims for 13 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.