NPPES file of Aug 9, 2026

Elizabeth J. Berenz, FNP-BC

Family Nurse Practitioner · Fond Du Lac, WI

Elizabeth J. Berenz, FNP-BC is a family nurse practitioner with a practice address in Fond Du Lac, Wisconsin, and NPI 1619386885, issued on Aug 12, 2014. Check the license (Wisconsin 5917-33, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619386885
Name
Elizabeth J. Berenz
Credential
FNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
5917-33 WI
Self-reported in NPPES; status is on the state search
Practice location
420 E Division St, Fond Du Lac, WI 54935
Phone
(920) 926-8570
Enumerated
Aug 12, 2014
Record last updated
Dec 10, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20141119002014); 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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8 nearest family nurse practitioner records → All 2,814 in Wisconsin → Look up another NPI →

Also registered at 420 E Division St

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

  1. Melissa Berggren, PA-CPhysician Assistant1639377617
  2. Louann Biddick, NPNurse Practitioner1770566721
  3. Jennifer Bissell, MDFamily Medicine Physician1316146962
  4. Tiffany Boelk, APNPNurse Practitioner1700459690
  5. David Bowman, M.D.Cardiovascular Disease Physician1962492397
  6. Kelly Brunet, NPNurse Practitioner1164182895

Verify Elizabeth J. Berenz 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 5917-33    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

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58% more Medicare Part D claims than the average family nurse practitioner in 2024

2,057 Medicare Part D claims for 371 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Elizabeth Berenz2,057
  2. Specialty average1,305

Most prescribed

  1. Pantoprazole Sodium417 claims
  2. Famotidine216 claims
  3. Omeprazole148 claims
  4. Rabeprazole Sodium124 claims
  5. Dicyclomine Hcl109 claims
  6. Linzess98 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: $46.24

2 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Elizabeth Berenz$46.24
  2. Specialty average$650.95

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. Agnesian Healthcare IncFond Du Lac, WI

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

Elizabeth J. Berenz among 2,814 family nurse practitioner records in Wisconsin

Elizabeth J. Berenz, FNP-BC is one of 2,814 family nurse practitioner records with a practice address in Wisconsin. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 29% of them.

  • NPI issued2014 · 29% of these records are older, 66% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2014 · median 2019 among the 1,740 with a school on file
  • Record last updated2020 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

56 family nurse practitioner records list a practice address in Fond Du Lac

They are 56 of the 1,312 NPPES records with a practice address in Fond Du Lac, and 2,814 family nurse practitioner records in Wisconsin.

All 2,814 in Wisconsin → Every provider in Fond Du Lac → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Carol Delwiche, FNPFond Du Lac, WI 549351396736948
  2. Traci Freiberg, APNPFond Du Lac, WI 549351497860563
  3. Christine Hansen, APNPFond Du Lac, WI 549351508112020
  4. Dorothy Keenan, NPFond Du Lac, WI 549351518004480
  5. Heather Kuphal, APNPFond Du Lac, WI 549351083961833
  6. Rebecca Lentscher, APNPFond Du Lac, WI 549351902174089
  7. Sonia Miley, NPFond Du Lac, WI 549351861474082
  8. Stefanie Petrie, APNPFond Du Lac, WI 549351013247931

Common questions

What is Elizabeth J. Berenz, FNP-BC's NPI number?

Elizabeth J. Berenz, FNP-BC's National Provider Identifier (NPI) is 1619386885, issued on Aug 12, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth J. Berenz, FNP-BC located?

The NPPES record lists a practice address at 420 E Division St, Fond Du Lac, WI, 54935. Phone: (920) 926-8570. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth J. Berenz, FNP-BC's license?

NPPES lists Wisconsin license number 5917-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Elizabeth J. Berenz, FNP-BC prescribe under Medicare Part D?

In 2024, Elizabeth J. Berenz, FNP-BC had 2,057 Medicare Part D claims for 371 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.