Registry data as of Aug 27, 2026

Thaddeus Michalski, DMD

General Practice Dentistry · Rocky Hill, CT

Thaddeus Michalski, DMD is a general practice dentistry with a practice address in Rocky Hill, Connecticut, and NPI 1699790477, issued on Jul 13, 2006. Check the license (Connecticut 8913, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordas of Aug 27, 2026
1699790477
Name
Thaddeus Michalski
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
8913 CT
Self-reported in NPPES; status is on the state search
Practice location
1800 Silas Deane Hwy, Rocky Hill, CT 06067
Phone
(860) 563-4544
Enumerated
Jul 13, 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.
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Also registered at 1800 Silas Deane Hwy

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

  1. Evelyn Bettauer, PSYCHOLOGIST, PHDPsychologist1437143799
  2. Lisa Coates, LCSWClinical Social Worker1255773776
  3. Edward Federici, LMFTMarriage & Family Therapist1700988425
  4. Julianne Harlow, M.A., LADCAddiction (Substance Use Disorder) Counselor1801855168
  5. Suzanne Roberts, LCSWClinical Social Worker1669577508
  6. Steve Sheehan, MSW LCSWClinical Social Worker1033465927

Verify Thaddeus Michalski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 8913
    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 Connecticut 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.

25% fewer Medicare Part D claims than the average general practice dentistry in 2024

62 Medicare Part D claims for 24 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Thaddeus Michalski62
  2. Specialty average83

Most prescribed

  1. Chlorhexidine Gluconate22 claims
  2. Amoxicillin15 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.

16 general practice dentistry records list a practice address in Rocky Hill

They are 16 of the 440 NPPES records with a practice address in Rocky Hill, and 1,731 general practice dentistry records in Connecticut.

Other general practice dentistry records in Connecticut

  1. Michelle AbateEast Hartford, CT1417512971
  2. Jadee Abbott, DDSBerlin, CT1801456306
  3. Bruce Abel, D.M.D.West Hartford, CT1265553119
  4. Stuart Abrams, DMDStamford, CT1003994393
  5. Dimitri Adamidis, DMDNewington, CT1558008102
  6. Dunkin AdamsNorwalk, CT1598330045
  7. Tabrez Adil, DMDMiddletown, CT1184101263
  8. Shande Adinyaguev, DDSNew Haven, CT1346862570
  9. Mehnosh Afkari, D.M.D.Norwalk, CT1710093711
  10. Ervin Agababaev, DDSNorwalk, CT1922197557

Common questions

What is Thaddeus Michalski, DMD's NPI number?

Thaddeus Michalski, DMD's National Provider Identifier (NPI) is 1699790477, issued on Jul 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thaddeus Michalski, DMD located?

The NPPES record lists a practice address at 1800 Silas Deane Hwy, Rocky Hill, CT, 06067. Phone: (860) 563-4544. Providers update this record themselves, so call before visiting.

How can I verify Thaddeus Michalski, DMD's license?

NPPES lists Connecticut license number 8913, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Thaddeus Michalski, DMD prescribe under Medicare Part D?

In 2024, Thaddeus Michalski, DMD had 62 Medicare Part D claims for 24 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), 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.

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) 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 27, 2026.