NPPES file of Aug 9, 2026

Drew Matthew Williamson, DMD

Dentist · Saint Charles, MO

Drew Matthew Williamson, DMD is a dentist with a practice address in Saint Charles, Missouri, and NPI 1063088524, issued on Jun 3, 2021. Check the license (Missouri 2021019943, as entered in NPPES) with the Missouri 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
1063088524
Name
Drew Matthew Williamson
Credential
DMD
Primary taxonomy
Dentist 122300000X
License number
2021019943 MO
Self-reported in NPPES; status is on the state search
Practice location
6 Huntleigh Meadows CT, Saint Charles, MO 63303
Phone
(636) 699-2259
Enumerated
Jun 3, 2021
Record last updated
Jun 9, 2021 (not updated in 5 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.
Download card Updates feed

Verify Drew Matthew Williamson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2021019943
    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 Missouri 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

65% fewer Medicare Part D claims than the average dentist in 2024

30 Medicare Part D claims for 22 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.

  1. Drew Williamson30
  2. Specialty average86

Most prescribed

  1. Amoxicillin16 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.

Drew Matthew Williamson among 1,647 dentist records in Missouri

Drew Matthew Williamson, DMD is one of 1,647 dentist records with a practice address in Missouri. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 79% of them.

  • NPI issued2021 · 79% of these records are older, 18% newer
  • In a Medicare fileYes · 62% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2021 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

27 dentist records list a practice address in Saint Charles

They are 27 of the 1,547 NPPES records with a practice address in Saint Charles, and 1,647 dentist records in Missouri.

The 8 dentist records with the nearest ZIP codes

  1. Stephen Christy, D.M.D.Saint Charles, MO 633031992924427
  2. Jacob Debeir, DDSSaint Charles, MO 633031568106375
  3. Raymond Gelchion, D.D.S.St Charles, MO 633031497978282
  4. Sarah GiacominiSaint Charles, MO 633031033728407
  5. Sydney HouseSaint Charles, MO 633031518854249
  6. James Hwang, D.M.D.Saint Charles, MO 633031306025473
  7. Michael Kimble, D.M.D.Saint Charles, MO 633031437208477
  8. Timothy Larson, DDSSaint Peters, MO 633031467594283

Common questions

What is Drew Matthew Williamson, DMD's NPI number?

Drew Matthew Williamson, DMD's National Provider Identifier (NPI) is 1063088524, issued on Jun 3, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Drew Matthew Williamson, DMD located?

The NPPES record lists a practice address at 6 Huntleigh Meadows CT, Saint Charles, MO, 63303. Phone: (636) 699-2259. Providers update this record themselves, so call before visiting.

How can I verify Drew Matthew Williamson, DMD's license?

NPPES lists Missouri license number 2021019943, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Drew Matthew Williamson, DMD prescribe under Medicare Part D?

In 2024, Drew Matthew Williamson, DMD had 30 Medicare Part D claims for 22 beneficiaries; the average among dentist prescribers was 86. 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.