Terry M. Trezek, DMD
General Practice Dentistry · O Fallon, MO
Terry M. Trezek, DMD is a general practice dentistry with a practice address in O Fallon, Missouri, and NPI 1508880162, issued on Jul 27, 2006. Check the license (Missouri 2000161566, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Terry M. Trezek
- Credential
- DMD
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 2000161566 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1630 Market Center Blvd, O Fallon, MO 63368
- Phone
- (636) 329-1254
- Enumerated
- Jul 27, 2006
- Record last updated
- Jul 28, 2025
- Fax
- (636) 329-1837
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 1,982 in Missouri → Look up another NPI →
Also registered at 1630 Market Center Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rebecca Bethel, P.T.Specialist1871822536
- Benjamin Leuthauser, DPTPhysical Therapist1972382992
- Ashley Williams, DPTPhysical Therapist1629521836
Verify Terry M. Trezek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2000161566Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% more Medicare Part D claims than the average general practice dentistry in 2024
164 Medicare Part D claims for 77 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. 56 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen47 claims
- Amoxicillin30 claims
- Pilocarpine Hcl29 claims
- Amoxicillin-Clavulanate Potass27 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.
Industry payments in 2024: $546.68
4 payments; by number, the most common kind was gift; the largest payer was Patterson Companies, Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Terry M. Trezek among 1,982 general practice dentistry records in Missouri
Terry M. Trezek, DMD is one of 1,982 general practice dentistry records with a practice address in Missouri. 61% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 61% newer
- In a Medicare fileYes · 61% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2025 · 68% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
32 general practice dentistry records list a practice address in O Fallon
They are 32 of the 1,225 NPPES records with a practice address in O Fallon, and 1,982 general practice dentistry records in Missouri.
All 1,982 in Missouri → Every provider in O Fallon → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- William Burns, D.D.S.O Fallon, MO 633681720146525
- Jeff Dougherty, D.M.DO Fallon, MO 633681598828030
- James Faber, D.D.S.Dardenne Prairie, MO 633681033106786
- Nathan Hartman, D.D.S.O Fallon, MO 633681417197328
- Frank Meier, DMDO Fallon, MO 633681831252519
- Mark Moan, DMDO Fallon, MO 633681992716252
- Francis Ohmes, DDSDardenne Prairie, MO 633681356352546
- Michelle Rega, DDSO Fallon, MO 633681851460257
Common questions
What is Terry M. Trezek, DMD's NPI number?
Terry M. Trezek, DMD's National Provider Identifier (NPI) is 1508880162, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Terry M. Trezek, DMD located?
The NPPES record lists a practice address at 1630 Market Center Blvd, O Fallon, MO, 63368. Phone: (636) 329-1254. Providers update this record themselves, so call before visiting.
How can I verify Terry M. Trezek, DMD's license?
NPPES lists Missouri license number 2000161566, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Terry M. Trezek, DMD prescribe under Medicare Part D?
In 2024, Terry M. Trezek, DMD had 164 Medicare Part D claims for 77 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.