NPPES file of Aug 9, 2026

Olivia Lynn Rasmussen, PA-C

Physician Assistant · Oshkosh, WI

Olivia Lynn Rasmussen, PA-C is a physician assistant with a practice address in Oshkosh, Wisconsin, and NPI 1619635836, issued on Dec 5, 2021. Check the license (Wisconsin 5664-23, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619635836
Name
Olivia Lynn Rasmussen
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
5664-23 WI
Self-reported in NPPES; status is on the state search
Practice location
855 N Westhaven Dr, Oshkosh, WI 54904
Phone
(920) 303-8700
Enumerated
Dec 5, 2021
Record last updated
Apr 23, 2025
Medicaid ID
100191934 WI
Medicare enrollment
Enrolled (PECOS I20220126002697); 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 855 N Westhaven Dr

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

  1. Rami Abumasmah, MDHematology & Oncology Physician1972779551
  2. Abdulmajid AdamHospitalist Physician1528362258
  3. Awais Ahmed, MDGastroenterology Physician1316213481
  4. Kate Alexander, PA-CPhysician Assistant1700466414
  5. Hussein Alramini, M.D.Hospitalist Physician1497106512
  6. Ammar Alzoubi, MDInternal Medicine Physician1598773152

Verify Olivia Lynn Rasmussen 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 5664-23
    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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Bills Medicare through one group practice

  1. Aurora Medical Group, Inc.Milwaukee, WI

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

Olivia Lynn Rasmussen among 3,475 physician assistant records in Wisconsin

Olivia Lynn Rasmussen, PA-C is one of 3,475 physician assistant records with a practice address in Wisconsin. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 76% of them.

  • NPI issued2021 · 76% of these records are older, 20% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2021 · median 2016 among the 2,491 with a school on file
  • Record last updated2025 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

43 physician assistant records list a practice address in Oshkosh

They are 43 of the 1,527 NPPES records with a practice address in Oshkosh, and 3,475 physician assistant records in Wisconsin.

The 8 physician assistant records with the nearest ZIP codes

  1. Matthew Bay, P.A.Oshkosh, WI 549041033359401
  2. Mark Evans, PA-COshkosh, WI 549041649205105
  3. Daniel Hafner, PAOshkosh, WI 549041578563946
  4. Marc Jennings, PA-COshkosh, WI 549041144212994
  5. Stephen Kennebeck, PA-COshkosh, WI 549041538169214
  6. Dianna Malkowski, PAOshkosh, WI 549041811194699
  7. Marina Mishin, PA-COshkosh, WI 549041205845351
  8. Sherri Olson, PAOshkosh, WI 549041609858471

Common questions

What is Olivia Lynn Rasmussen, PA-C's NPI number?

Olivia Lynn Rasmussen, PA-C's National Provider Identifier (NPI) is 1619635836, issued on Dec 5, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Olivia Lynn Rasmussen, PA-C located?

The NPPES record lists a practice address at 855 N Westhaven Dr, Oshkosh, WI, 54904. Phone: (920) 303-8700. Providers update this record themselves, so call before visiting.

How can I verify Olivia Lynn Rasmussen, PA-C's license?

NPPES lists Wisconsin license number 5664-23, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity 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.