NPPES file of Aug 9, 2026

Vivian L. Dehahn, APNP

Nurse Practitioner · East Troy, WI

Vivian L. Dehahn, APNP is a nurse practitioner with a practice address in East Troy, Wisconsin, and NPI 1538154539, issued on Sep 15, 2005. Check the license (Wisconsin 1451-033, 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
1538154539
Name
Vivian L. Dehahn
Credential
APNP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
1451-033 WI
88058-030 WI
Self-reported in NPPES; status is on the state search
Practice location
33300 Cayuga Way, East Troy, WI 53120
Phone
(262) 210-0563
Enumerated
Sep 15, 2005
Record last updated
Nov 30, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
43893400 WI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Vivian L. Dehahn 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 1451-033
    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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97% fewer Medicare Part D claims than the average nurse practitioner in 2024

38 Medicare Part D claims for 32 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.

  1. Vivian Dehahn38
  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.

2 nurse practitioner records list a practice address in East Troy

They are 2 of the 62 NPPES records with a practice address in East Troy, 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 Vivian L. Dehahn, APNP's NPI number?

Vivian L. Dehahn, APNP's National Provider Identifier (NPI) is 1538154539, issued on Sep 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Vivian L. Dehahn, APNP located?

The NPPES record lists a practice address at 33300 Cayuga Way, East Troy, WI, 53120. Phone: (262) 210-0563. Providers update this record themselves, so call before visiting.

How can I verify Vivian L. Dehahn, APNP's license?

NPPES lists Wisconsin license number 1451-033, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Vivian L. Dehahn, APNP prescribe under Medicare Part D?

In 2024, Vivian L. Dehahn, APNP had 38 Medicare Part D claims for 32 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.