NPPES file of Aug 9, 2026

Heather Michele Duzynski, APNP, RN

Psychiatric/Mental Health Nurse Practitioner · Appleton, WI

Heather Michele Duzynski, APNP, RN is a psychiatric/mental health nurse practitioner with a practice address in Appleton, Wisconsin, and NPI 1376317743, issued on Nov 7, 2023. Check the license (Wisconsin 14656, 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
1376317743
Name
Heather Michele Duzynski
Credential
APNP, RN
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
14656 WI
Self-reported in NPPES; status is on the state search
Practice location
2500 E Enterprise Ave Ste B, Appleton, WI 54913
Phone
(920) 416-8577
Enumerated
Nov 7, 2023
Record last updated
Mar 10, 2025
Fax
(920) 416-8581
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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Also registered at 2500 E Enterprise Ave Ste B

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

  1. Ashley BarthaProfessional Counselor1780391979
  2. Robert BoothMental Health Counselor1831768258
  3. Gillian FeakerClinical Psychologist1770287047
  4. Elijah Freeman, MS, LPCProfessional Counselor1366193385
  5. Grethel Hokenson, APRNPsychiatric/Mental Health Nurse Practitioner1811385818
  6. Gabrielle Jochman, LCSWClinical Social Worker1407486541

Verify Heather Michele Duzynski 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 14656    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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19% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

736 Medicare Part D claims for 61 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Heather Duzynski736
  2. Specialty average906

Most prescribed

  1. Tizanidine Hcl53 claims
  2. Quetiapine Fumarate46 claims
  3. Sertraline Hcl40 claims
  4. Clonazepam39 claims
  5. Trazodone Hcl38 claims
  6. Mirtazapine37 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.

Psychiatric/Mental Health Nurse Practitioner providers in Wisconsin

There are 710 psychiatric/mental health nurse practitioner records in Wisconsin.

All 710 in Wisconsin → Every provider in Appleton →

Other psychiatric/mental health nurse practitioner records in Wisconsin

  1. Aminah Abdikadir, PMHNP-BCMilwaukee, WI1679053284
  2. Sadat AbiriFitchburg, WI1609290949
  3. Hadassa Abramov, NPKaukauna, WI1639092422
  4. Brittany Adair, PMHNP-BCWaukesha, WI1497103915
  5. Aeron Adams, DNPWest Bend, WI1477079242
  6. Audrey Addaquay-Corey, APRN, PMHNPJanesville, WI1710353651
  7. Michael Aderman, PMHNPManitowoc, WI1033965561
  8. Flora Agyei, APNPMilwaukee, WI1336446806
  9. Lisa AlbrechtWinnebago, WI1417786872
  10. Tinika Aldridge, PMHNPMilwaukee, WI1174396477

Common questions

What is Heather Michele Duzynski, APNP, RN's NPI number?

Heather Michele Duzynski, APNP, RN's National Provider Identifier (NPI) is 1376317743, issued on Nov 7, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Heather Michele Duzynski, APNP, RN located?

The NPPES record lists a practice address at 2500 E Enterprise Ave Ste B, Appleton, WI, 54913. Phone: (920) 416-8577. Providers update this record themselves, so call before visiting.

How can I verify Heather Michele Duzynski, APNP, RN's license?

NPPES lists Wisconsin license number 14656, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Heather Michele Duzynski, APNP, RN prescribe under Medicare Part D?

In 2024, Heather Michele Duzynski, APNP, RN had 736 Medicare Part D claims for 61 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.