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Lauren Gleason

NPI 1780826560ActiveIndividual· Internal Medicine, Geriatric Medicine· Chicago, IL

Internal Medicine, Geriatric Medicine in Chicago, Illinois, trained at State University of New York at Buffalo School of Medicine (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $522,205 for 4,543 claims, against $46,670 paid for services in 2024. Astellas Pharma Global Development reported $143.85 in payments in 2025, mostly food and beverage.

Overview

NPI1780826560
StatusActive
Entity typeIndividual
Sole proprietorNo
NPI issuedMar 25, 2009
Last updated in NPPESOct 24, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Geriatric Medicine Primary207RG0300X036140719IL

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Geriatric Medicine (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients214
Services billed621 across 27 procedure codes
Paid by Medicare$46,670

Part D prescriptions in 2024

Prescriptions (claims)4,543 · 8,196 30-day fills
Patients298
Total drug cost$522,205
Generic share79% of claims

Medicare sources and data years

Education and affiliations

Medical schoolState University of New York at Buffalo School of Medicine
Graduation year2009
Medicare specialtyGeriatric Medicine
Secondary specialtiesInternal Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$143.85 · 1 payment from 1 company
  • 2024$55.96 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Astellas Pharma Global Development$143.851

What the 2025 payments were for

  • Food and Beverage$143.85 · 1 payment

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

Other geriatricians in Chicago

All 99 geriatricians in Chicago · All geriatricians in Illinois