NPPES file of Aug 9, 2026

Kathryn Greer Anderson, NP

Nurse Practitioner · Marshfield, WI

Kathryn Greer Anderson, NP is a nurse practitioner with a practice address in Marshfield, Wisconsin, and NPI 1700420130, issued on Oct 29, 2019. Check the license (Wisconsin 692104, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1700420130
Name
Kathryn Greer Anderson
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
692104 WI
Self-reported in NPPES; status is on the state search
Practice location
1000 N Oak Ave, Marshfield, WI 54449
Phone
(920) 979-7808
Enumerated
Oct 29, 2019
Record last updated
Apr 14, 2023
Medicare enrollment
Enrolled (PECOS I20200107001795); 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 1000 N Oak Ave

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

  1. Sheetal Aatrai, MDInternal Medicine Physician1417568965
  2. Sukaina AbbasPediatrics Physician1407529191
  3. Chady Abboud Leon, M.D.Hematology & Oncology Physician1770737744
  4. Ihab Abdalrahman, MDHospitalist Physician1497855134
  5. Raquel Abengozar Mingorance, MDStudent in an Organized Health Care Education/Training Program1609437755
  6. Aanuoluwa Abiola, M.DGeriatric Medicine (Internal Medicine) Physician1598117574

Verify Kathryn Greer Anderson 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 692104
    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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44% fewer Medicare Part D claims than the average nurse practitioner in 2024

625 Medicare Part D claims for 172 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims. 81 claims were for opioids.

  1. Kathryn Anderson625
  2. Specialty average1,109

Most prescribed

  1. Potassium Chloride44 claims
  2. Xarelto37 claims
  3. Anastrozole36 claims
  4. Levofloxacin22 claims
  5. Prednisone20 claims
  6. Eliquis18 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 78.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score66.7
  2. Costout of 100 · 30%54.9
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Mchs Hospitals IncMarshfield, WI
  2. Memorial Hospital IncColby, WI

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

55 nurse practitioner records list a practice address in Marshfield

They are 55 of the 1,360 NPPES records with a practice address in Marshfield, 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 Kathryn Greer Anderson, NP's NPI number?

Kathryn Greer Anderson, NP's National Provider Identifier (NPI) is 1700420130, issued on Oct 29, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn Greer Anderson, NP located?

The NPPES record lists a practice address at 1000 N Oak Ave, Marshfield, WI, 54449. Phone: (920) 979-7808. Providers update this record themselves, so call before visiting.

How can I verify Kathryn Greer Anderson, NP's license?

NPPES lists Wisconsin license number 692104, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Kathryn Greer Anderson, NP prescribe under Medicare Part D?

In 2024, Kathryn Greer Anderson, NP had 625 Medicare Part D claims for 172 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

What is Kathryn Greer Anderson, NP's MIPS final score?

The 2023 MIPS final score is 78.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.