NPPES file of Aug 9, 2026

James Gerson, MD

Medical Oncology Physician · Burlington, VT

James Gerson, MD is a medical oncology physician with a practice address in Burlington, Vermont, and NPI 1336406040, issued on Apr 19, 2012. Check the license (Vermont 042-0016157, 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
1336406040
Name
James Gerson
Credential
MD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License numbers
042-0016157 VT
MD455131 PA
Self-reported in NPPES; status is on the state search
Practice location
111 Colchester Ave, Burlington, VT 05401
Phone
(802) 847-8400
Enumerated
Apr 19, 2012
Record last updated
Sep 22, 2022
Medicare enrollment
Enrolled (PECOS I20221017002481); 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 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 James Gerson 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 042-0016157
    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

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5% fewer Medicare Part D claims than the average medical oncology physician in 2024

667 Medicare Part D claims for 62 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 24 claims were for opioids.

  1. James Gerson667
  2. Specialty average703

Most prescribed

  1. Acyclovir106 claims
  2. Prednisone33 claims
  3. Sulfamethoxazole-Trimethoprim27 claims
  4. Tasigna27 claims
  5. Lenalidomide18 claims
  6. Prochlorperazine Maleate18 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. 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).

Medical Oncology Physician providers in Vermont

There are 16 medical oncology physician records in Vermont.

Other medical oncology physician records in Vermont

  1. Asad AnwarBurlington, VT1992220933
  2. Alzira Avelino, MDBurlington, VT1265991269
  3. Marie Anne Christine Buteau, MDBurlington, VT1134615883
  4. Shlomit Ein-Gal, M.D.Burlington, VT1033312640
  5. Alexander Fuld, MDWhite River Junction, VT1083639595
  6. Mansour Gergi, M.DBurlington, VT1861843963
  7. Sarah GillettBurlington, VT1538553656
  8. Michael Grace, M.D.Waterford, VT1720416191
  9. Marc Greenblatt, MDBurlington, VT1770654550
  10. Randall Holcombe, MDBurlington, VT1912087073

Common questions

What is James Gerson, MD's NPI number?

James Gerson, MD's National Provider Identifier (NPI) is 1336406040, issued on Apr 19, 2012. An NPI identifies a provider in billing; it is not a license.

Where is James Gerson, MD located?

The NPPES record lists a practice address at 111 Colchester Ave, Burlington, VT, 05401. Phone: (802) 847-8400. Providers update this record themselves, so call before visiting.

How can I verify James Gerson, MD's license?

NPPES lists Vermont license number 042-0016157, 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 James Gerson, MD prescribe under Medicare Part D?

In 2024, James Gerson, MD had 667 Medicare Part D claims for 62 beneficiaries; the average among medical oncology physician prescribers was 703. 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.