NPPES file of Aug 9, 2026

Michael Louis Halkias, O.D.

Optometrist · Naperville, IL

Michael Louis Halkias, O.D. is an optometrist with a practice address in Naperville, Illinois, and NPI 1851313357, issued on Jul 24, 2006. Check the license (Illinois 046009851, 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
1851313357
Name
Michael Louis Halkias
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
046009851 IL
Self-reported in NPPES; status is on the state search
Practice location
29 S Webster St, Naperville, IL 60540
Phone
(630) 357-3511
Enumerated
Jul 24, 2006
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20060823000016); accepts Medicare assignment
Medical or professional school
State University Of New York - State College Optometry, 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 29 S Webster St

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

  1. Danielle Desire, L.ACAcupuncturist1306261532
  2. Pamela Dockstader-Ortiz, PSY.D.Clinical Psychologist1740559145
  3. Laura Giancola, ODOptometrist1154430353
  4. Courtney HerediaMental Health Counselor1629931936
  5. Stephen Hertzberg, D.D.S., M.S.Orthodontics and Dentofacial Orthopedics Dentistry1710164173
  6. Paula Hruby, ED. D., LCPCMental Health Counselor1518936889

Verify Michael Louis Halkias 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 046009851
    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
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.

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33% fewer Medicare Part D claims than the average optometrist in 2024

185 Medicare Part D claims for 54 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 67% of claims.

  1. Michael Halkias185
  2. Specialty average277

Most prescribed

  1. Latanoprost42 claims
  2. Lumigan34 claims
  3. Brimonidine Tartrate-Timolol24 claims
  4. Timolol Maleate17 claims
  5. Vyzulta17 claims
  6. Miebo14 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: $103.02

3 payments; by number, the most common kind was food and beverage; the largest payer was Johnson & Johnson Vision Care, Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Halkias$103.02
  2. Specialty average$769.99

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

Bills Medicare through one group practice

  1. Naper Grove Vision Care, P.C.Naperville, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael Louis Halkias among 2,697 optometrist records in Illinois

Michael Louis Halkias, 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 updated2018 · 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).

61 optometrist records list a practice address in Naperville

They are 61 of the 4,634 NPPES records with a practice address in Naperville, and 2,697 optometrist records in Illinois.

The 8 optometrist records with the nearest ZIP codes

  1. Adam Black, ODNaperville, IL 605401295814903
  2. Zorik Bunchuk, O.D.Naperville, IL 605401558431437
  3. Richard Butz, O.D.Naperville, IL 605401710076245
  4. Michael Cassano, O.D.Naperville, IL 605401730138801
  5. Laura Giancola, ODNaperville, IL 605401154430353
  6. Bradley Kampschroeder, O.D.Naperville, IL 605401104919158
  7. Alan Knotek, O.D.Naperville, IL 605401700842341
  8. Janet Lehr, O.D.Naperville, IL 605401609935733

Common questions

What is Michael Louis Halkias, O.D.'s NPI number?

Michael Louis Halkias, O.D.'s National Provider Identifier (NPI) is 1851313357, issued on Jul 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Louis Halkias, O.D. located?

The NPPES record lists a practice address at 29 S Webster St, Naperville, IL, 60540. Phone: (630) 357-3511. Providers update this record themselves, so call before visiting.

How can I verify Michael Louis Halkias, O.D.'s license?

NPPES lists Illinois license number 046009851, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Michael Louis Halkias, O.D. prescribe under Medicare Part D?

In 2024, Michael Louis Halkias, O.D. had 185 Medicare Part D claims for 54 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.