NPPES file of Aug 9, 2026

Jeffrey D. Dzik, O.D.

Optometrist · Princeton, IL

Jeffrey D. Dzik, O.D. is an optometrist with a practice address in Princeton, Illinois, and NPI 1912932807, issued on Jul 11, 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
1912932807
Name
Jeffrey D. Dzik
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
Practice location
2111 Claude Bailey Pkwy, Princeton, IL 61356
Phone
(815) 875-4521
Enumerated
Jul 11, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20060831000031); accepts Medicare assignment
Medical or professional school
Illinois College Of Optometry At Chicago, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2111 Claude Bailey Pkwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Laurie Gleason, PHARMACISTPharmacist1588205652
  2. Thomas KovacicPharmacist1023619459
  3. Michelle Schramm, PHARMDPharmacist1538773957

Verify Jeffrey D. Dzik 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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29% fewer Medicare Part D claims than the average optometrist in 2024

197 Medicare Part D claims for 55 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.

  1. Jeffrey Dzik197
  2. Specialty average277

Most prescribed

  1. Latanoprost57 claims
  2. Neomycin-Polymyxin-Dexameth31 claims
  3. Timolol Maleate28 claims
  4. Brimonidine Tartrate19 claims
  5. Dorzolamide Hcl11 claims
  6. Prednisolone Acetate11 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.

Jeffrey D. Dzik among 2,697 optometrist records in Illinois

Jeffrey D. Dzik, O.D. is one of 2,697 optometrist records with a practice address in Illinois. 71% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 63% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2006 · median 2008 among the 1,513 with a school on file
  • 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 152W00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 optometrist records list a practice address in Princeton

They are 3 of the 126 NPPES records with a practice address in Princeton, and 2,697 optometrist records in Illinois.

The 8 optometrist records with the nearest ZIP codes

  1. Donald Marion, ODPrinceton, IL 613561952488397
  2. Jon McCutchan, ODPrinceton, IL 613561104812650
  3. Joseph Jackson, ODPeru, IL 613541649352691
  4. Allyson Lamkin, ODPeru, IL 613541497678890
  5. Chase Ludford, ODPeru, IL 613541528945581
  6. David Ludford, ODPeru, IL 613541235115338
  7. Anne Neumann, O.D.Peru, IL 613541952689754
  8. Michael Rooney, ODPeru, IL 613541013993112

Common questions

What is Jeffrey D. Dzik, O.D.'s NPI number?

Jeffrey D. Dzik, O.D.'s National Provider Identifier (NPI) is 1912932807, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey D. Dzik, O.D. located?

The NPPES record lists a practice address at 2111 Claude Bailey Pkwy, Princeton, IL, 61356. Phone: (815) 875-4521. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey D. Dzik, O.D.'s license?

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

How much does Jeffrey D. Dzik, O.D. prescribe under Medicare Part D?

In 2024, Jeffrey D. Dzik, O.D. had 197 Medicare Part D claims for 55 beneficiaries; the average among optometrist prescribers was 277. 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.