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William J. Kemp III, MD

NPI 1306251947ActiveIndividual· Neurological Surgery· Madison, WI

Neurological Surgery (MD) with Neurosurgical Associates PC, practicing in Madison, Wisconsin. 339 Medicare patients in 2024, $366,365 paid; all of their 216 Part D prescriptions were generic. Globus Medical, Inc. was the largest of 4 companies reporting payments in 2025, $1,548 in all, mostly travel and lodging. Lists Bon Secours St Francis Medical Center and 3 other hospitals as hospital affiliations.

Overview

NPI1306251947
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJun 23, 2014
Last updated in NPPESOct 18, 2022
Certified by providerOct 18, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Neurological Surgery Primary207T00000X75334WI
Surgery208600000X4301105515MI

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 - Neurosurgery (DC); Practitioner - Neurosurgery (VA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients339
Services billed2,384 across 76 procedure codes
Paid by Medicare$366,365

Part D prescriptions in 2024

Prescriptions (claims)216 · 217 30-day fills
Patients108
Total drug cost$1,828
Generic share100% of claims

Medicare sources and data years

Education and affiliations

Graduation year2022
Medicare specialtyNeurosurgery

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,548 · 10 payments from 4 companies
  • 2024$599.25 · 5 payments from 4 companies

Top paying companies in 2025

What the 2025 payments were for

  • Travel and Lodging$928.33 · 3 payments
  • Food and Beverage$619.47 · 7 payments

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

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