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John Groth, MD

NPI 1417159294ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Evanston, IL

Pathology, Anatomic Pathology & Clinical Pathology (MD) in Evanston, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 2007). Medicare paid $77,254 for services to 850 patients in 2024. Leica Microsystems Inc. reported $135.00 in payments in 2025, mostly food and beverage.

Overview

NPI1417159294
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJun 4, 2007
Last updated in NPPESMay 23, 2019

Specialties and licenses

TaxonomyCodeLicenseState
Pathology, Anatomic Pathology & Clinical Pathology Primary207ZP0102X036126085IL

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 - Pathology (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients850
Services billed2,657 across 29 procedure codes
Paid by Medicare$77,254

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Graduation year2007
Medicare specialtyPathology

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$135.00 · 1 payment from 1 company
  • 2024$98.53 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Leica Microsystems Inc.$135.001

What the 2025 payments were for

  • Food and Beverage$135.00 · 1 payment

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

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