NPPES file of Aug 9, 2026

Margaret Nassym Janisse, DMD

General Practice Dentistry · Woodstock, VT

Margaret Nassym Janisse, DMD is a general practice dentistry with a practice address in Woodstock, Vermont, and NPI 1588849004, issued on Jan 3, 2008. Check the license (Vermont 016-0002248, as entered in NPPES) with the Vermont 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
1588849004
Name
Margaret Nassym Janisse
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
016-0002248 VT
Self-reported in NPPES; status is on the state search
Practice location
217 Maxham Meadow Way # 10, Woodstock, VT 05091
Phone
(802) 457-1903
Enumerated
Jan 3, 2008
Record last updated
Jan 19, 2011 (not updated in 15 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Margaret Nassym Janisse in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Vermont board licenses this profession
    Search for license 016-0002248
    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 Vermont license search

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61% fewer Medicare Part D claims than the average general practice dentistry in 2024

32 Medicare Part D claims for 26 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Margaret Janisse32
  2. Specialty average83

Most prescribed

  1. Amoxicillin25 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.

Margaret Nassym Janisse among 257 general practice dentistry records in Vermont

Margaret Nassym Janisse, DMD is one of 257 general practice dentistry records with a practice address in Vermont. 53% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 64% of them.

  • NPI issued2008 · 64% of these records are older, 34% newer
  • In a Medicare fileYes · 53% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2011 · 74% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Vermont practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

5 general practice dentistry records list a practice address in Woodstock

They are 5 of the 46 NPPES records with a practice address in Woodstock, and 257 general practice dentistry records in Vermont.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Elena Fotiadis, DMDWoodstock, VT 050911861388126
  2. Mark Knott, D.D.S.Woodstock, VT 050911831378231
  3. Margaret Stone, D.D.S.Woodstock, VT 050911023164597
  4. Whitam Vanmeter, D.D.S.Woodstock, VT 050911962781229
  5. Michael Shafer, DDSWindsor, VT 050891962406215
  6. David Heydenreich, D.M.D.Bellows Falls, VT 051011477618635
  7. Christopher Wilson, DDSRandolph, VT 050601750470829
  8. Peter Britnell, DMDQuechee, VT 050591083818207

Common questions

What is Margaret Nassym Janisse, DMD's NPI number?

Margaret Nassym Janisse, DMD's National Provider Identifier (NPI) is 1588849004, issued on Jan 3, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Nassym Janisse, DMD located?

The NPPES record lists a practice address at 217 Maxham Meadow Way # 10, Woodstock, VT, 05091. Phone: (802) 457-1903. Providers update this record themselves, so call before visiting.

How can I verify Margaret Nassym Janisse, DMD's license?

NPPES lists Vermont license number 016-0002248, as entered by the provider. Search the Vermont board that licenses this profession; the NPPES record confirms identity only.

How much does Margaret Nassym Janisse, DMD prescribe under Medicare Part D?

In 2024, Margaret Nassym Janisse, DMD had 32 Medicare Part D claims for 26 beneficiaries; the average among general practice dentistry prescribers was 83. 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.