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Hershel Warren Cannon, MD,MA

NPI 1326732074ActiveIndividual· Neurological Surgery· Chicago, IL

Neurological Surgery (MD,MA) in Chicago, Illinois, licensed in IL, with an NPI issued in June 2023. Part D covered 97 prescriptions written in 2024, 100% of them generic. Medtronic, Inc. was the largest of 2 companies reporting payments in 2025, $632.96 in all, mostly food and beverage.

Overview

NPI1326732074
StatusActive
Entity typeIndividual
CredentialMD,MA
Sole proprietorNo
NPI issuedJun 6, 2023
Last updated in NPPESJun 6, 2023
Certified by providerJun 6, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Neurological Surgery Primary207T00000X125.081181IL

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 Order and Referring Only - Neurosurgery (IL)

Part D prescriptions in 2024

Prescriptions (claims)97 · 111 30-day fills
Patients54
Total drug cost$871.68
Generic share100% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$632.96 · 5 payments from 2 companies
  • 2024$569.24 · 6 payments from 4 companies

Top paying companies in 2025

CompanyAmountPayments
Medtronic, Inc.$527.374
Icotec Medical Inc.$105.591

What the 2025 payments were for

  • Food and Beverage$632.96 · 5 payments

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

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