NPPES file of Aug 9, 2026

Kathryn Oskar

Emergency Medicine Physician · Burlington, VT

Kathryn Oskar is an emergency medicine physician with a practice address in Burlington, Vermont, and NPI 1245791292, issued on Mar 30, 2019. Check the license (Vermont 042.0018469, as entered in NPPES) on the Vermont Board of Medical Practice; 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
1245791292
Name
Kathryn Oskar
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
042.0018469 VT
290955 MA
334993 NY
Self-reported in NPPES; status is on the state search
Practice location
111 Colchester Ave, Burlington, VT 05401
Phone
(802) 847-0000
Enumerated
Mar 30, 2019
Record last updated
Oct 9, 2025
Medicare enrollment
Enrolled (PECOS I20251006003602); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 2019
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 111 Colchester Ave

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

  1. Kevin Abnet, MDAnesthesiology Physician1699742437
  2. Faiz Abu-Jaber, MDInternal Medicine Physician1184201964
  3. Brittney Accavallo, RNNeonatal Nurse Practitioner1083255459
  4. Daniel Ackil, DOEmergency Medicine Physician1033558879
  5. Rachel Adelsheim, MDStudent in an Organized Health Care Education/Training Program1700589637
  6. Steven Ades, MDHematology & Oncology Physician1972796167

Verify Kathryn Oskar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersVermont Board of Medical Practice
    Search for license 042.0018469
    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
Open the Vermont 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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87% fewer Medicare Part D claims than the average emergency medicine physician in 2024

30 Medicare Part D claims for 18 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Kathryn Oskar30
  2. Specialty average226

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 2 group practices

  1. Champlain Valley Physicians Hospital Medical CenterPlattsburgh, NY
  2. University OF Vermont Medical Center IncBurlington, VT

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

79 emergency medicine physician records list a practice address in Burlington

They are 79 of the 3,455 NPPES records with a practice address in Burlington, and 197 emergency medicine physician records in Vermont.

Other emergency medicine physician records in Vermont

  1. Roberto Abeyta, MDRutland, VT1104850171
  2. Daniel Ackil, DOBurlington, VT1033558879
  3. Arthur Alsobrook, JR., M.D.Newport, VT1073624946
  4. Nicholas Alsofrom, MDRutland, VT1235699828
  5. Leila AminiBurlington, VT1831552413
  6. Kevin Argentieri, MDBurlington, VT1588067995
  7. H Ayre, M.D.Rutland, VT1548206428
  8. Daniel BakBurlington, VT1457938342
  9. Stanley Baker, M.D.St Johnsbury, VT1750394433
  10. William Baker, MDBurlington, VT1407828296

Common questions

What is Kathryn Oskar's NPI number?

Kathryn Oskar's National Provider Identifier (NPI) is 1245791292, issued on Mar 30, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn Oskar located?

The NPPES record lists a practice address at 111 Colchester Ave, Burlington, VT, 05401. Phone: (802) 847-0000. Providers update this record themselves, so call before visiting.

How can I verify Kathryn Oskar's license?

NPPES lists Vermont license number 042.0018469, as entered by the provider. Search the Vermont Board of Medical Practice at https://www.healthvermont.gov/systems/board-medical-practice. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kathryn Oskar prescribe under Medicare Part D?

In 2024, Kathryn Oskar had 30 Medicare Part D claims for 18 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.