NPPES file of Aug 9, 2026

Matthew Kiernan, DMD

General Practice Dentistry · Lexington, MA

Matthew Kiernan, DMD is a general practice dentistry with a practice address in Lexington, Massachusetts, and NPI 1881322113, issued on Aug 14, 2022. Check the license (Massachusetts DN1859555, as entered in NPPES) with the Massachusetts 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
1881322113
Name
Matthew Kiernan
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
DN1859555 MA
Self-reported in NPPES; status is on the state search
Practice location
922 Waltham St Ste 205, Lexington, MA 02421
Phone
(781) 861-1444
Enumerated
Aug 14, 2022
Record last updated
Jan 16, 2025
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 Matthew Kiernan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license DN1859555
    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
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63% fewer Medicare Part D claims than the average general practice dentistry in 2024

31 Medicare Part D claims for 28 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Matthew Kiernan31
  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.

28 general practice dentistry records list a practice address in Lexington

They are 28 of the 1,467 NPPES records with a practice address in Lexington, and 3,489 general practice dentistry records in Massachusetts.

Other general practice dentistry records in Massachusetts

  1. Mark Aaron, DMDGreat Barrington, MA1902020902
  2. Heidi Aaronson, D.M.D.Wellesley, MA1134375652
  3. Jamil Abbasy, DMDSouthampton, MA1992988026
  4. Sama Abdul-Aziz, DMDBoston, MA1427543610
  5. Muhannad AbdulghaniBrockton, MA1326806654
  6. Noor AbdulkareemQuincy, MA1932809662
  7. Asma AbdullahShrewsbury, MA1225301237
  8. Abdulaziz Abdulwahed, BDSBoston, MA1730637414
  9. Sabahat Abernethy, DMD, CAGSAbington, MA1518089903
  10. Rana Abood, DMDBoston, MA1376660936

Common questions

What is Matthew Kiernan, DMD's NPI number?

Matthew Kiernan, DMD's National Provider Identifier (NPI) is 1881322113, issued on Aug 14, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Kiernan, DMD located?

The NPPES record lists a practice address at 922 Waltham St Ste 205, Lexington, MA, 02421. Phone: (781) 861-1444. Providers update this record themselves, so call before visiting.

How can I verify Matthew Kiernan, DMD's license?

NPPES lists Massachusetts license number DN1859555, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

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

In 2024, Matthew Kiernan, DMD had 31 Medicare Part D claims for 28 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.