NPPES file of Aug 9, 2026

Dennis Henry Knobeloch, DMD

Dentist · Mascoutah, IL

Dennis Henry Knobeloch, DMD is a dentist with a practice address in Mascoutah, Illinois, and NPI 1306900444, issued on Dec 21, 2006. Check the license with the Illinois 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
1306900444
Name
Dennis Henry Knobeloch
Credential
DMD
Primary taxonomy
Dentist 122300000X
Practice location
1324 West Main Street, Mascoutah, IL 62258
Phone
(618) 566-8884
Enumerated
Dec 21, 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 Dennis Henry Knobeloch in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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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84% fewer Medicare Part D claims than the average dentist in 2024

14 Medicare Part D claims for 12 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Dennis Knobeloch14
  2. Specialty average86

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.

Dennis Henry Knobeloch among 4,522 dentist records in Illinois

Dennis Henry Knobeloch, DMD is one of 4,522 dentist records with a practice address in Illinois. 64% 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 2% of them.

  • NPI issued2006 · 2% of these records are older, 81% newer
  • In a Medicare fileYes · 64% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 74% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 dentist records list a practice address in Mascoutah

They are 3 of the 100 NPPES records with a practice address in Mascoutah, and 4,522 dentist records in Illinois.

The 8 dentist records with the nearest ZIP codes

  1. Randy Parmlee, DMDMascoutah, IL 622581376683193
  2. Erik Taube, DMDMascoutah, IL 622581891043451
  3. Steven Dorf, D.M.D.Marissa, IL 622571053518597
  4. Philip Acker, DDSMillstadt, IL 622601326158114
  5. John Touchette, DMDMillstadt, IL 622601053487074
  6. Meagan Graul, DMDLebanon, IL 622541184978157
  7. Jason Gladson, D.M.D.Nashville, IL 622631225359110
  8. Donna Nguyen, DMDNashville, IL 622631639364490

Common questions

What is Dennis Henry Knobeloch, DMD's NPI number?

Dennis Henry Knobeloch, DMD's National Provider Identifier (NPI) is 1306900444, issued on Dec 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Dennis Henry Knobeloch, DMD located?

The NPPES record lists a practice address at 1324 West Main Street, Mascoutah, IL, 62258. Phone: (618) 566-8884. Providers update this record themselves, so call before visiting.

How can I verify Dennis Henry Knobeloch, DMD's license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Dennis Henry Knobeloch, DMD prescribe under Medicare Part D?

In 2024, Dennis Henry Knobeloch, DMD had 14 Medicare Part D claims for 12 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.