NPPES file of Aug 9, 2026

Gregory A. Cygan, DDS

Dentist · Wheaton, IL

Gregory A. Cygan, DDS is a dentist with a practice address in Wheaton, Illinois, and NPI 1235575739, issued on May 12, 2013. Check the license (Illinois 019029409, as entered in NPPES) 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
1235575739
Name
Gregory A. Cygan
Credential
DDS
Primary taxonomy
Dentist 122300000X
License numbers
019029409 IL
12012816A IN
Self-reported in NPPES; status is on the state search
Practice location
610 W Roosevelt RD Ste C1, Wheaton, IL 60187
Phone
(630) 765-7557
Enumerated
May 12, 2013
Record last updated
Feb 10, 2020 (not updated in 6 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 Gregory A. Cygan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 019029409
    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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26% fewer Medicare Part D claims than the average dentist in 2024

64 Medicare Part D claims for 33 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. 20 claims were for opioids.

  1. Gregory Cygan64
  2. Specialty average86

Most prescribed

  1. Amoxicillin31 claims
  2. Hydrocodone-Acetaminophen15 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: $424.61

7 payments; by number, the most common kind was food and beverage; the largest payer was Straumann USA LLC. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gregory Cygan$424.61
  2. Specialty average$540.36

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

Gregory A. Cygan among 4,522 dentist records in Illinois

Gregory A. Cygan, DDS 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 2013, is newer than 58% of them.

  • NPI issued2013 · 58% of these records are older, 38% 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 updated2020 · 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).

Dentist providers in Illinois

There are 4,522 dentist records in Illinois.

The 8 dentist records with the nearest ZIP codes

  1. David Abbott, D.D.S.Wheaton, IL 601871114133733
  2. Terry Anderson, DDSWheaton, IL 601871821175928
  3. Jill Castline, DDSWheaton, IL 601871134261118
  4. Elisa Crandell, DDSWheaton, IL 601871760550347
  5. Matthew Crowe, DDSWheaton, IL 601871932277522
  6. Martin Dettmer, D.D.S.Wheaton, IL 601871194730549
  7. Glenn Evans, D.D.S.Wheaton, IL 601871538142492
  8. Mary Hatzis, DDSWheaton, IL 601871568538106

Common questions

What is Gregory A. Cygan, DDS's NPI number?

Gregory A. Cygan, DDS's National Provider Identifier (NPI) is 1235575739, issued on May 12, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Gregory A. Cygan, DDS located?

The NPPES record lists a practice address at 610 W Roosevelt RD Ste C1, Wheaton, IL, 60187. Phone: (630) 765-7557. Providers update this record themselves, so call before visiting.

How can I verify Gregory A. Cygan, DDS's license?

NPPES lists Illinois license number 019029409, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Gregory A. Cygan, DDS prescribe under Medicare Part D?

In 2024, Gregory A. Cygan, DDS had 64 Medicare Part D claims for 33 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.