NPPES file of Aug 9, 2026

Sara Marshall, APNP

Nurse Practitioner · Monona, WI

Sara Marshall, APNP is a nurse practitioner with a practice address in Monona, Wisconsin, and NPI 1538631940, issued on Dec 24, 2018. Check the license (Wisconsin 9017-33, 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
1538631940
Name
Sara Marshall
Credential
APNP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
9017-33 WI
157426 WI
Self-reported in NPPES; status is on the state search
Practice location
6408 Copps Ave, Monona, WI 53716
Phone
(608) 417-3000
Enumerated
Dec 24, 2018
Record last updated
Jan 28, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(608) 417-3100
Medicare enrollment
Enrolled (PECOS I20190409002606); 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 6408 Copps Ave

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

  1. Michael BorstOccupational Therapist1649339334
  2. Jeremy Bufford, M.D.Allergy & Immunology Physician1487603247
  3. Margaret Byfield, PHDPsychologist1215909403
  4. Sanford Carimi, M.D.Internal Medicine Physician1497864003
  5. Derek Clevidence, MD, PHDFamily Medicine Physician1093774135
  6. Christina CravenPhysical Therapist1174681068

Verify Sara Marshall 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 9017-33
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.7 times the Medicare Part D claims of the average nurse practitioner in 2024

2,944 Medicare Part D claims for 164 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 46 claims were for opioids.

  1. Sara Marshall2,944
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium145 claims
  2. Gabapentin145 claims
  3. Levothyroxine Sodium124 claims
  4. Duloxetine Hcl118 claims
  5. Omeprazole117 claims
  6. Losartan Potassium92 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. Meriter Hospital IncMonona, WI

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

Sara Marshall among 3,995 nurse practitioner records in Wisconsin

Sara Marshall, APNP is one of 3,995 nurse practitioner records with a practice address in Wisconsin. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 61% of them.

  • NPI issued2018 · 61% of these records are older, 35% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2018 · median 2017 among the 2,701 with a school on file
  • Record last updated2019 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 nurse practitioner records list a practice address in Monona

They are 3 of the 314 NPPES records with a practice address in Monona, and 3,995 nurse practitioner records in Wisconsin.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Amanda Blackthorn, APNPMadison, WI 537161750750931
  2. Sarah Block, APNPMadison, WI 537161174060552
  3. Gina Bryan, DNPMonona, WI 537161558578450
  4. Lynda Burt, APNPMadison, WI 537161942663794
  5. Carly Dassow, APNPMadison, WI 537161245668433
  6. Ruth Diaz De Leon, NPMadison, WI 537161730157116
  7. Patti Laufenberg, NPMadison, WI 537161144279621
  8. Pamela Maxson, NPMadison, WI 537161386693554

Common questions

What is Sara Marshall, APNP's NPI number?

Sara Marshall, APNP's National Provider Identifier (NPI) is 1538631940, issued on Dec 24, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Sara Marshall, APNP located?

The NPPES record lists a practice address at 6408 Copps Ave, Monona, WI, 53716. Phone: (608) 417-3000. Providers update this record themselves, so call before visiting.

How can I verify Sara Marshall, APNP's license?

NPPES lists Wisconsin license number 9017-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Sara Marshall, APNP prescribe under Medicare Part D?

In 2024, Sara Marshall, APNP had 2,944 Medicare Part D claims for 164 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.