NPPES file of Aug 9, 2026

Don John Ilkka, D.D.S.

General Practice Dentistry · Leesburg, FL

Don John Ilkka, D.D.S. is a general practice dentistry with a practice address in Leesburg, Florida, and NPI 1548388747, issued on Mar 26, 2007. Check the license (Florida DN 9239, as entered in NPPES) on the Florida health license search; 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
1548388747
Name
Don John Ilkka
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
DN 9239 FL
Self-reported in NPPES; status is on the state search
Practice location
8301 County Road 44 Leg A, Leesburg, FL 34788
Phone
(352) 589-0551
Enumerated
Mar 26, 2007
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 Don John Ilkka in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license DN 9239
    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
Open the Florida 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.

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60% more Medicare Part D claims than the average general practice dentistry in 2024

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

  1. Don Ilkka133
  2. Specialty average83

Most prescribed

  1. Amoxicillin90 claims
  2. Azithromycin20 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: $124.98

1 payment: gift; the largest payer was Ultradent Products 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.

  1. Don Ilkka$124.98
  2. Specialty average$597.01

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Don John Ilkka among 7,101 general practice dentistry records in Florida

Don John Ilkka, D.D.S. is one of 7,101 general practice dentistry records with a practice address in Florida. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 26% of them.

  • NPI issued2007 · 26% of these records are older, 51% newer
  • In a Medicare fileYes · 68% 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

19 general practice dentistry records list a practice address in Leesburg

They are 19 of the 1,063 NPPES records with a practice address in Leesburg, and 7,101 general practice dentistry records in Florida.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Frantz BrignolLeesburg, FL 347881780801027
  2. Reema BassoumiWinter Garden, FL 347871578136529
  3. Ricardo Carrillo, DDSWinter Garden, FL 347871174979991
  4. Nadia Fleetwood, DDSWinter Garden, FL 347871700271079
  5. Thomas Holehouse, DMDWinter Garden, FL 347871548363849
  6. Carl Juliao, DMDWinter Garden, FL 347871992930770
  7. Roderick MathisWinter Garden, FL 347871396882833
  8. Kathleen Nguyen, D.M.DWinter Garden, FL 347871013143544

Common questions

What is Don John Ilkka, D.D.S.'s NPI number?

Don John Ilkka, D.D.S.'s National Provider Identifier (NPI) is 1548388747, issued on Mar 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Don John Ilkka, D.D.S. located?

The NPPES record lists a practice address at 8301 County Road 44 Leg A, Leesburg, FL, 34788. Phone: (352) 589-0551. Providers update this record themselves, so call before visiting.

How can I verify Don John Ilkka, D.D.S.'s license?

NPPES lists Florida license number DN 9239, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Don John Ilkka, D.D.S. prescribe under Medicare Part D?

In 2024, Don John Ilkka, D.D.S. had 133 Medicare Part D claims for 83 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.