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Reinhold Llerena, MD

NPI 1053349720ActiveIndividual· Family Medicine· Barrington, IL

Family Medicine (MD) in Barrington, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $105,435 for 1,147 claims, against $19,431 paid for services in 2024. Exact Sciences Corporation reported $2,482 in payments in 2025, mostly speaking and faculty fees.

Overview

NPI1053349720
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJun 29, 2006
Last updated in NPPESApr 1, 2021
Certified by providerApr 1, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Family Medicine Primary207Q00000X036-097072IL

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 - Family Practice (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients80
Services billed279 across 18 procedure codes
Paid by Medicare$19,431

Part D prescriptions in 2024

Prescriptions (claims)1,147 · 2,665 30-day fills
Patients197
Total drug cost$105,435
Generic share83% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Graduation year1995
Medicare specialtyFamily Practice

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$2,482 · 12 payments from 1 company

Top paying companies in 2025

CompanyAmountPayments
Exact Sciences Corporation$2,48212

What the 2025 payments were for

  • Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$1,635 · 3 payments
  • Travel and Lodging$669.13 · 5 payments
  • Food and Beverage$177.22 · 4 payments

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

Other Family Medicine providers in Barrington

All Family Medicine providers in Illinois →