Registry data as of Aug 27, 2026

Matthew Haarmann, D.M.D.

Dentist · Columbia, IL

Matthew Haarmann, D.M.D. is a dentist with a practice address in Columbia, Illinois, and NPI 1366864589, issued on Jan 7, 2014. Check the license with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1366864589
Name
Matthew Haarmann
Credential
D.M.D.
Primary taxonomy
Dentist 122300000X
Practice location
240 Admiral Trust RD., Columbia, IL 62236
Phone
(618) 400-0550
Enumerated
Jan 7, 2014
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 Haarmann 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
Find the Illinois 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.

7% fewer Medicare Part D claims than the average dentist in 2024

84 Medicare Part D claims for 40 beneficiaries, against an average of 90 among the 51,502 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Matthew Haarmann84
  2. Specialty average90

Most prescribed

  1. Amoxicillin48 claims
  2. Denta 5000 Plus20 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.

9 dentist records list a Columbia practice address

They are 9 of the 160 NPPES records with a Columbia practice address, and 4,688 dentist records in Illinois.

Other dentist records in Illinois

  1. Naailah Aaishah, DMDChicago, IL1770404774
  2. Juan Abadia, D.D.S.Wheeling, IL1619389681
  3. Gilbert Abadilla, DDSBloomingdale, IL1710003686
  4. Marwan Abbas, DMDChicago, IL1912490749
  5. David Abbott, D.D.S.Wheaton, IL1114133733
  6. Abdallah AbboudChicago, IL1962702068
  7. Nancy Abdala, D.D.S.Chicago, IL1467682302
  8. Fathi Abdallah, DMDOak Lawn, IL1447827225
  9. Ghassan Abdallah, DMDOak Lawn, IL1720179021
  10. Housam Abdallah, DMDJoliet, IL1811673973

Common questions

What is Matthew Haarmann, D.M.D.'s NPI number?

Matthew Haarmann, D.M.D.'s National Provider Identifier (NPI) is 1366864589, issued on Jan 7, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Haarmann, D.M.D. located?

The NPPES record lists a practice address at 240 Admiral Trust RD., Columbia, IL, 62236. Phone: (618) 400-0550. Providers update this record themselves, so call before visiting.

How can I verify Matthew Haarmann, D.M.D.'s license?

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

How much does Matthew Haarmann, D.M.D. prescribe under Medicare Part D?

In 2024, Matthew Haarmann, D.M.D. had 84 Medicare Part D claims for 40 beneficiaries; the average among dentist prescribers was 90. 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.