NPPES file of Aug 9, 2026

Cari L. Duffy-Sebero, N.P.

Nurse Practitioner · Denmark, WI

Cari L. Duffy-Sebero, N.P. is a nurse practitioner with a practice address in Denmark, Wisconsin, and NPI 1417241803, issued on Jun 3, 2011. Check the license (Wisconsin 4440-33, 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
1417241803
Name
Cari L. Duffy-Sebero
Credential
N.P.
Primary taxonomy
Nurse Practitioner 363L00000X
License number
4440-33 WI
Self-reported in NPPES; status is on the state search
Practice location
629 Solvang Way, Denmark, WI 54208
Phone
(920) 863-2600
Enumerated
Jun 3, 2011
Record last updated
Sep 19, 2024
Medicaid ID
100016776 WV
Medicare enrollment
Enrolled (PECOS I20110810000415); 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 629 Solvang Way

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

  1. Timothy Hazard, FNPNurse Practitioner1003199720
  2. Ann Styx, APNPNurse Practitioner1942355276

Verify Cari L. Duffy-Sebero 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 4440-33
    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
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2.7 times the Medicare Part D claims of the average nurse practitioner in 2024

2,985 Medicare Part D claims for 247 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 61 claims were for opioids.

  1. Cari Duffy-Sebero2,985
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium269 claims
  2. Amlodipine Besylate157 claims
  3. Levothyroxine Sodium131 claims
  4. Lisinopril131 claims
  5. Hydrochlorothiazide104 claims
  6. Losartan Potassium91 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

  1. Aurora Advanced Healthcare, Inc.Milwaukee, WI

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

3 nurse practitioner records list a practice address in Denmark

They are 3 of the 25 NPPES records with a practice address in Denmark, 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 Cari L. Duffy-Sebero, N.P.'s NPI number?

Cari L. Duffy-Sebero, N.P.'s National Provider Identifier (NPI) is 1417241803, issued on Jun 3, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Cari L. Duffy-Sebero, N.P. located?

The NPPES record lists a practice address at 629 Solvang Way, Denmark, WI, 54208. Phone: (920) 863-2600. Providers update this record themselves, so call before visiting.

How can I verify Cari L. Duffy-Sebero, N.P.'s license?

NPPES lists Wisconsin license number 4440-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Cari L. Duffy-Sebero, N.P. prescribe under Medicare Part D?

In 2024, Cari L. Duffy-Sebero, N.P. had 2,985 Medicare Part D claims for 247 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.