NPPES file of Aug 9, 2026

Linn Marie Duga, APNP

Pediatric Nurse Practitioner · La Crosse, WI

Linn Marie Duga, APNP is a pediatric nurse practitioner with a practice address in La Crosse, Wisconsin, and NPI 1396921391, issued on Jan 21, 2008. Check the license (Wisconsin 3321, 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
1396921391
Name
Linn Marie Duga
Credential
APNP
Primary taxonomy
Pediatric Nurse Practitioner 363LP0200X
License number
3321 WI
Self-reported in NPPES; status is on the state search
Practice location
1836 South Ave, La Crosse, WI 54601
Phone
(608) 782-7300
Enumerated
Jan 21, 2008
Record last updated
Mar 9, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20080430000299); accepts Medicare assignment
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 1836 South Ave

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

  1. Frank Aberger, MDGastroenterology Physician1396748711
  2. Bradley Abicht, DPMPodiatrist1962632166
  3. Carter Abicht, DOAnesthesiology Physician1932736642
  4. Grace AbichtCertified Registered Nurse Anesthetist1003651555
  5. Paul Abicht, CRNACertified Registered Nurse Anesthetist1528061843
  6. Mateen Abidi, M.DCardiovascular Disease Physician1730333980

Verify Linn Marie Duga 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 3321    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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79% fewer Medicare Part D claims than the average pediatric nurse practitioner in 2024

44 Medicare Part D claims for 38 beneficiaries, against an average of 206 among the 854 providers of this specialty who prescribed in Part D.

  1. Linn Duga44
  2. Specialty average206

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. Gundersen Clinic LtdOnalaska, WI

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

Pediatric Nurse Practitioner providers in Wisconsin

There are 402 pediatric nurse practitioner records in Wisconsin.

All 402 in Wisconsin → Every provider in La Crosse →

Other pediatric nurse practitioner records in Wisconsin

  1. Lynn Abad-Santos, APNPMilwaukee, WI1184675696
  2. Steven AbramowskiMilwaukee, WI1871118802
  3. Jeannie Adams, CPNPWatertown, WI1164627162
  4. Jennifer Aiken, APNPMilwaukee, WI1669757423
  5. Kiera Akers, DNP, CPNP-PC, APNPWauwatosa, WI1881288298
  6. Kristin Alinea, NPMilwaukee, WI1932865722
  7. Lynnette Anderson, APNPMilwaukee, WI1841244969
  8. Yvonne Anderson, RN MS CPNPMilwaukee, WI1740385020
  9. Ashley Andreoli, APNPMilwaukee, WI1881022218
  10. Lauren Arne, CPNP-PCNew Berlin, WI1700669082

Common questions

What is Linn Marie Duga, APNP's NPI number?

Linn Marie Duga, APNP's National Provider Identifier (NPI) is 1396921391, issued on Jan 21, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Linn Marie Duga, APNP located?

The NPPES record lists a practice address at 1836 South Ave, La Crosse, WI, 54601. Phone: (608) 782-7300. Providers update this record themselves, so call before visiting.

How can I verify Linn Marie Duga, APNP's license?

NPPES lists Wisconsin license number 3321, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Linn Marie Duga, APNP prescribe under Medicare Part D?

In 2024, Linn Marie Duga, APNP had 44 Medicare Part D claims for 38 beneficiaries; the average among pediatric nurse practitioner prescribers was 206. 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.