Registry data as of Aug 27, 2026

Gregory Chan, DDS

General Practice Dentistry · South Burlington, VT

Gregory 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 with the Vermont board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1902917354
Name
Gregory Chan
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
Practice location
60 Timber LN, South Burlington, VT 05403
Phone
(802) 264-6909
Enumerated
Aug 31, 2006
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.
Download card Updates feed

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.Student in an Organized Health Care Education/Training Program1235405424
  5. Shon Diguglielmo, D.D.S.Pediatric Dentistry1023276573
  6. Daniel Ferraris, DMDGeneral Practice Dentistry1508977919

Verify Gregory Chan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Vermont board licenses this professionCheck 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.

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 84 among the 68,591 providers of this specialty who prescribed in Part D.

  1. Gregory Chan35
  2. Specialty average84

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.

30 general practice dentistry records list a South Burlington practice address

They are 30 of the 843 NPPES records with a South Burlington practice address, and 248 general practice dentistry records in Vermont.

Other general practice dentistry records in Vermont

  1. Kevin Acone, DMDSouth Burlington, VT1598993768
  2. Muhammad AdeelDanville, VT1396694246
  3. Zain AhmedBrattleboro, VT1144158031
  4. Carmen Alcala, DMDWilliston, VT1356436521
  5. Christopher Altadonna, DDSStowe, VT1457452203
  6. Amanda Archer, DDSNorwich, VT1184053712
  7. John Armstrong, DDSLyndonville, VT1578623146
  8. David Averill, D.D.S.Burlington, VT1275690240
  9. David Baasch, D.D.S.Wallingford, VT1063415321
  10. Wesley Baker, DMDBennington, VT1720085905

Common questions

What is Gregory Chan, DDS's NPI number?

Gregory 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 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 Chan, DDS's license?

Search the Vermont board that licenses this profession; the NPPES record confirms identity only.

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

In 2024, Gregory Chan, DDS had 35 Medicare Part D claims for 29 beneficiaries; the average among general practice dentistry prescribers was 84. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.