NPPES file of Aug 9, 2026

Mark Steven Engelhardt, DR.

General Practice Dentistry · Manchester, MO

Mark Steven Engelhardt, DR. is a general practice dentistry with a practice address in Manchester, Missouri, and NPI 1801969852, issued on Nov 16, 2006. Check the license (Missouri 14455, 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
1801969852
Name
Mark Steven Engelhardt
Credential
DR.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
14455 MO
Self-reported in NPPES; status is on the state search
Practice location
211 Old Meramec Station RD, Manchester, MO 63021
Phone
(636) 207-0021
Enumerated
Nov 16, 2006
Record last updated
Jul 8, 2007 (not updated in 19 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.
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Verify Mark Steven Engelhardt 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 14455
    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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42% fewer Medicare Part D claims than the average general practice dentistry in 2024

48 Medicare Part D claims for 25 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. Mark Engelhardt48
  2. Specialty average83

Most prescribed

  1. Chlorhexidine Gluconate19 claims
  2. 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.

Mark Steven Engelhardt among 1,982 general practice dentistry records in Missouri

Mark Steven Engelhardt, DR. 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 updated2007 · 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).

7 general practice dentistry records list a practice address in Manchester

They are 7 of the 180 NPPES records with a practice address in Manchester, and 1,982 general practice dentistry records in Missouri.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Tyler Carron, DDSManchester, MO 630211003476730
  2. Zain Fatima, DMDBallwin, MO 630211295596682
  3. Randall Kleitz, DMDSt Louis, MO 630211104978378
  4. Kevin Postol, DDSBallwin, MO 630211881680684
  5. Donald Richardson, DMDSt Louis, MO 630211144371774
  6. Robert Janas, DDSDe Soto, MO 630201417917394
  7. Sherine Apte, D.D.S.Chesterfield, MO 630171295901171
  8. Troy Baker, DDSEureka, MO 630251558582379

Common questions

What is Mark Steven Engelhardt, DR.'s NPI number?

Mark Steven Engelhardt, DR.'s National Provider Identifier (NPI) is 1801969852, issued on Nov 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Steven Engelhardt, DR. located?

The NPPES record lists a practice address at 211 Old Meramec Station RD, Manchester, MO, 63021. Phone: (636) 207-0021. Providers update this record themselves, so call before visiting.

How can I verify Mark Steven Engelhardt, DR.'s license?

NPPES lists Missouri license number 14455, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Steven Engelhardt, DR. prescribe under Medicare Part D?

In 2024, Mark Steven Engelhardt, DR. had 48 Medicare Part D claims for 25 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.