NPPES file of Aug 9, 2026

Darin Strako, OD

Optometrist · Chicago Ridge, IL

Darin Strako, OD is an optometrist with a practice address in Chicago Ridge, Illinois, and NPI 1124124409, issued on Sep 15, 2006. Check the license (Illinois 346001515, 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
1124124409
Name
Darin Strako
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License numbers
346001515 IL
18004310A IN
Self-reported in NPPES; status is on the state search
Practice location
10436 Southwest Hwy Ste 101, Chicago Ridge, IL 60415
Phone
(085) 864-9227
Enumerated
Sep 15, 2006
Record last updated
Oct 7, 2024
Fax
(708) 423-4216
Medicare enrollment
Enrolled (PECOS I20040817001253); accepts Medicare assignment
Medical or professional school
Illinois College Of Optometry At Chicago, 2000
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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Verify Darin Strako 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 346001515
    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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44% fewer Medicare Part D claims than the average optometrist in 2024

154 Medicare Part D claims for 58 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. Darin Strako154
  2. Specialty average277

Most prescribed

  1. Latanoprost48 claims
  2. Timolol Maleate43 claims
  3. Dorzolamide-Timolol17 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: $200.01

5 payments; by number, the most common kind was food and beverage; the largest payer was Sight Sciences, 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. Darin Strako$200.01
  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. Suburban Eye SpecialistsChicago Ridge, IL

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

Darin Strako among 2,697 optometrist records in Illinois

Darin Strako, OD 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
  • Graduated2000 · median 2008 among the 1,513 with a school on file
  • Record last updated2024 · 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).

13 optometrist records list a practice address in Chicago Ridge

They are 13 of the 195 NPPES records with a practice address in Chicago Ridge, and 2,697 optometrist records in Illinois.

The 8 optometrist records with the nearest ZIP codes

  1. Karynn Allen, O.D.Chicago Ridge, IL 604151376615526
  2. Mohamad AounChicago Ridge, IL 604151801507470
  3. Courtney Bandemer, ODChicago Ridge, IL 604151235789884
  4. Gina BergChicago Ridge, IL 604151710548151
  5. Leo Kammer, O.D.Chicago Ridge, IL 604151639227499
  6. Thomas Obrien, O.D.Chicago Ridge, IL 604151598771537
  7. Mark Sblendorio, O.D.Chicago Ridge, IL 604151073686416
  8. Kathleen Sblendorio, O.D.Chicago Ridge, IL 604151447396064

Common questions

What is Darin Strako, OD's NPI number?

Darin Strako, OD's National Provider Identifier (NPI) is 1124124409, issued on Sep 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Darin Strako, OD located?

The NPPES record lists a practice address at 10436 Southwest Hwy Ste 101, Chicago Ridge, IL, 60415. Phone: (085) 864-9227. Providers update this record themselves, so call before visiting.

How can I verify Darin Strako, OD's license?

NPPES lists Illinois license number 346001515, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Darin Strako, OD prescribe under Medicare Part D?

In 2024, Darin Strako, OD had 154 Medicare Part D claims for 58 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.