NPPES file of Aug 9, 2026

Diana Bielecki, NP

Nurse Practitioner · West Allis, WI

Diana Bielecki, NP is a nurse practitioner with a practice address in West Allis, Wisconsin, and NPI 1831700574, issued on Aug 15, 2020. Check the license (Wisconsin 10254, 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
1831700574
Name
Diana Bielecki
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
10254 WI
10254-33 WI
Self-reported in NPPES; status is on the state search
Practice location
2424 S 90TH St Ste 300, West Allis, WI 53227
Phone
(608) 469-2903
Enumerated
Aug 15, 2020
Record last updated
Feb 3, 2026
Medicaid ID
100116192 WI
Medicare enrollment
Enrolled (PECOS I20201019000119); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2424 S 90TH St Ste 300

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

  1. Holly Derenne, DNPNurse Practitioner1174368021
  2. Hesham Elghannam, MDPulmonary Disease Physician1023212289
  3. Richard Grieshop, M.D.Vascular Surgery Physician1215020326
  4. John Kispert, M.D.Vascular Surgery Physician1447343637
  5. Mia Manabat, D.O.Gastroenterology Physician1336408905
  6. Melissa O'Hanison, NPFamily Nurse Practitioner1790382323

Verify Diana Bielecki 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 10254
    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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32% fewer Medicare Part D claims than the average nurse practitioner in 2024

755 Medicare Part D claims for 181 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.

  1. Diana Bielecki755
  2. Specialty average1,109

Most prescribed

  1. Pantoprazole Sodium113 claims
  2. Linzess66 claims
  3. Omeprazole57 claims
  4. Famotidine54 claims
  5. Esomeprazole Magnesium46 claims
  6. Creon39 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: $164.97

2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Diana Bielecki$164.97
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. 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).

53 nurse practitioner records list a practice address in West Allis

They are 53 of the 1,362 NPPES records with a practice address in West Allis, 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 Diana Bielecki, NP's NPI number?

Diana Bielecki, NP's National Provider Identifier (NPI) is 1831700574, issued on Aug 15, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Diana Bielecki, NP located?

The NPPES record lists a practice address at 2424 S 90TH St Ste 300, West Allis, WI, 53227. Phone: (608) 469-2903. Providers update this record themselves, so call before visiting.

How can I verify Diana Bielecki, NP's license?

NPPES lists Wisconsin license number 10254, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Diana Bielecki, NP prescribe under Medicare Part D?

In 2024, Diana Bielecki, NP had 755 Medicare Part D claims for 181 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.