NPPES file of Aug 9, 2026

Alissa A. Thomas, M.D.

Neurology Physician · Burlington, VT

Alissa A. Thomas, M.D. is a neurology physician with a practice address in Burlington, Vermont, and NPI 1255575726, issued on Apr 28, 2009. Check the license (Vermont 042.0013100, 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
1255575726
Name
Alissa A. Thomas
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
042.0013100 VT
Self-reported in NPPES; status is on the state search
Practice location
111 Colchester Ave., Burlington, VT 05401
Phone
(802) 847-4589
Enumerated
Apr 28, 2009
Record last updated
Jul 8, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(802) 847-2461
Medicare enrollment
Enrolled (PECOS I20150916002892); 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. Maryellen Antkowiak, M.D.Internal Medicine Physician1588836043
  2. Sara Barrows, AAAnesthesiologist Assistant1730558396
  3. Maura Barry, MDHematology & Oncology Physician1104021021
  4. Rebecca Bell, MDPediatric Critical Care Medicine Physician1427217967
  5. Anne Berkowitz, APRNNurse Practitioner1962787598
  6. Mark Bisanzo, MDEmergency Medicine Physician1740249226

Verify Alissa A. Thomas 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 042.0013100
    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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55% fewer Medicare Part D claims than the average neurology physician in 2024

616 Medicare Part D claims for 94 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Alissa Thomas616
  2. Specialty average1,370

Most prescribed

  1. Levetiracetam96 claims
  2. Dexamethasone59 claims
  3. Lamotrigine40 claims
  4. Lacosamide38 claims
  5. Sulfamethoxazole-Trimethoprim29 claims
  6. Ondansetron Odt26 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).

Alissa A. Thomas among 52 neurology physician records in Vermont

Alissa A. Thomas, M.D. is one of 52 neurology physician records with a practice address in Vermont. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 62% of them.

  • NPI issued2009 · 62% of these records are older, 37% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2009 · median 2007 among the 40 with a school on file
  • Record last updated2015 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Vermont practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

39 neurology physician records list a practice address in Burlington

They are 39 of the 3,455 NPPES records with a practice address in Burlington, and 52 neurology physician records in Vermont.

The 8 neurology physician records with the nearest ZIP codes

  1. James Boyd, MDBurlington, VT 054011922021088
  2. Peter Calabresi, M.D.Burlington, VT 054011174581250
  3. Christopher Commichau, M.D.Burlington, VT 054011912927294
  4. Edward Emery III, MDBurlington, VT 054011609899962
  5. Timothy Fries, MDBurlington, VT 054011699797696
  6. Robert Hamill, MDBurlington, VT 054011467468389
  7. Joseph McSherry, MD, PHDBurlington, VT 054011427088459
  8. Harold Morris, M.D.Burlington, VT 054011114947314

Common questions

What is Alissa A. Thomas, M.D.'s NPI number?

Alissa A. Thomas, M.D.'s National Provider Identifier (NPI) is 1255575726, issued on Apr 28, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Alissa A. Thomas, M.D. located?

The NPPES record lists a practice address at 111 Colchester Ave., Burlington, VT, 05401. Phone: (802) 847-4589. Providers update this record themselves, so call before visiting.

How can I verify Alissa A. Thomas, M.D.'s license?

NPPES lists Vermont license number 042.0013100, 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 Alissa A. Thomas, M.D. prescribe under Medicare Part D?

In 2024, Alissa A. Thomas, M.D. had 616 Medicare Part D claims for 94 beneficiaries; the average among neurology physician prescribers was 1,370. 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.