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Daniel Ahrens

NPI 1700299658ActiveIndividual· Optometrist· Blue Island, IL

Optometrist in Blue Island, Illinois, trained at Illinois College of Optometry at Chicago (class of 2014). In 2024 Medicare paid $38,204 for 142 patients, and Part D covered 337 of their prescriptions, 61% of them generic. Glaukos Corporation was the largest of 2 companies reporting payments in 2025, $189.96 in all, mostly food and beverage.

Overview

NPI1700299658
StatusActive
Entity typeIndividual
Sole proprietorNo
NPI issuedJun 9, 2014
Last updated in NPPESNov 3, 2014

Specialties and licenses

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Optometry (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients142
Services billed1,141 across 18 procedure codes
Paid by Medicare$38,204

Part D prescriptions in 2024

Prescriptions (claims)337 · 513 30-day fills
Patients77
Total drug cost$32,533
Generic share61% of claims

Medicare sources and data years

Education and affiliations

Medical schoolIllinois College of Optometry at Chicago
Graduation year2014
Medicare specialtyOptometry

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$189.96 · 3 payments from 2 companies
  • 2024$1,445 · 7 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Glaukos Corporation$136.981
Tarsus Pharmaceuticals, Inc.$52.982

What the 2025 payments were for

  • Food and Beverage$189.96 · 3 payments

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other Optometrist providers in Blue Island

All Optometrist providers in Illinois →