NPPES file of Aug 9, 2026

Gregory C. Chan, DDS

General Practice Dentistry · South Burlington, VT

Gregory C. Chan, DDS is a general practice dentistry with a practice address in South Burlington, Vermont, and NPI 1902917354, issued on Aug 31, 2006. Check the license (Vermont 0160001227, 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
1902917354
Name
Gregory C. Chan
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
0160001227 VT
Self-reported in NPPES; status is on the state search
Practice location
60 Timber LN, South Burlington, VT 05403
Phone
(802) 264-6909
Enumerated
Aug 31, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(802) 862-8642
Medicaid ID
1004743 VT
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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Also registered at 60 Timber LN

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

  1. Eliza Callwood, DMDPediatric Dentistry1841730348
  2. Thomas Connolly, DDSGeneral Practice Dentistry1518058627
  3. Gary Davis, DDSPediatric Dentistry1285734269
  4. Mary Kathryn Deloach, D.M.D.General Practice Dentistry1235405424
  5. Shon Diguglielmo, D.D.S.Pediatric Dentistry1023276573
  6. Daniel Ferraris, DMDGeneral Practice Dentistry1508977919

Verify Gregory C. Chan 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 0160001227
    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

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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58% fewer Medicare Part D claims than the average general practice dentistry in 2024

35 Medicare Part D claims for 29 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Gregory Chan35
  2. Specialty average83

Most prescribed

  1. Penicillin V Potassium14 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.

Gregory C. Chan among 257 general practice dentistry records in Vermont

Gregory C. Chan, DDS 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 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 56% 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 updated2007 · 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).

29 general practice dentistry records list a practice address in South Burlington

They are 29 of the 843 NPPES records with a practice address in South Burlington, and 257 general practice dentistry records in Vermont.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Jeffrey Berkowitz, DDSSo Burlington, VT 054031659471563
  2. Thomas Connolly, DDSSouth Burlington, VT 054031518058627
  3. Daniel Ferraris, DMDSouth Burlington, VT 054031508977919
  4. Steven Fischer, DDSSouth Burlington, VT 054031902917388
  5. Paul Kenworthy, DMDSouth Burlington, VT 054031336106525
  6. Bettina Laidley, DMDSouth Burlington, VT 054031154357572
  7. Christopher Lupariello, DMDSouth Burlington, VT 054031316045594
  8. David McLean, DDSSouth Burlington, VT 054031588685259

Common questions

What is Gregory C. Chan, DDS's NPI number?

Gregory C. Chan, DDS's National Provider Identifier (NPI) is 1902917354, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gregory C. Chan, DDS located?

The NPPES record lists a practice address at 60 Timber LN, South Burlington, VT, 05403. Phone: (802) 264-6909. Providers update this record themselves, so call before visiting.

How can I verify Gregory C. Chan, DDS's license?

NPPES lists Vermont license number 0160001227, as entered by the provider. Search the Vermont board that licenses this profession; the NPPES record confirms identity only.

How much does Gregory C. Chan, DDS prescribe under Medicare Part D?

In 2024, Gregory C. Chan, DDS had 35 Medicare Part D claims for 29 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.