NPPES file of Aug 9, 2026

Mary E. Barneson, RN, MSN, AG-ACNP-BC

Nurse Practitioner · Eau Claire, WI

Mary E. Barneson, RN, MSN, AG-ACNP-BC is a nurse practitioner with a practice address in Eau Claire, Wisconsin, and NPI 1326652991, issued on Sep 1, 2020. Check the license (Wisconsin 10383-33, 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
1326652991
Name
Mary E. Barneson
Credential
RN, MSN, AG-ACNP-BC
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
10383-33 WI
141301-30 WI
Self-reported in NPPES; status is on the state search
Practice location
1400 Bellinger St, Eau Claire, WI 54703
Phone
(715) 838-5222
Enumerated
Sep 1, 2020
Record last updated
Oct 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210129001665); 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 1400 Bellinger St

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

  1. Ajit Abraham, M.D.Hospice and Palliative Medicine (Internal Medicine) Physician1487899936
  2. Gina Adel, MDRheumatology Physician1841231727
  3. Adeniyi Adenote, PT, DPTPhysical Therapist1114564333
  4. Kirsten Aexel Handley, CNMAdvanced Practice Midwife1952523078
  5. Andrea Aguayo, PHARMDPharmacist1003507492
  6. Boshra Al Ibraheem, MDFamily Medicine Physician1376399444

Verify Mary E. Barneson 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 10383-33
    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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74% fewer Medicare Part D claims than the average nurse practitioner in 2024

287 Medicare Part D claims for 109 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Mary Barneson287
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium20 claims
  2. Duloxetine Hcl20 claims
  3. Pantoprazole Sodium19 claims
  4. Clopidogrel12 claims
  5. Furosemide12 claims
  6. Spironolactone11 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. Mayo Clinic Health System-Northwest Wisconsin Region IncEau Claire, WI

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

184 nurse practitioner records list a practice address in Eau Claire

They are 184 of the 3,085 NPPES records with a practice address in Eau Claire, 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 Mary E. Barneson, RN, MSN, AG-ACNP-BC's NPI number?

Mary E. Barneson, RN, MSN, AG-ACNP-BC's National Provider Identifier (NPI) is 1326652991, issued on Sep 1, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Mary E. Barneson, RN, MSN, AG-ACNP-BC located?

The NPPES record lists a practice address at 1400 Bellinger St, Eau Claire, WI, 54703. Phone: (715) 838-5222. Providers update this record themselves, so call before visiting.

How can I verify Mary E. Barneson, RN, MSN, AG-ACNP-BC's license?

NPPES lists Wisconsin license number 10383-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Mary E. Barneson, RN, MSN, AG-ACNP-BC prescribe under Medicare Part D?

In 2024, Mary E. Barneson, RN, MSN, AG-ACNP-BC had 287 Medicare Part D claims for 109 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.