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Ian Bakk, MD

NPI 1821523440ActiveIndividual· Psychiatry & Neurology, Neurology· La Crosse, WI

Psychiatry & Neurology, Neurology (MD) with Gundersen Lutheran Medical Center Inc and 2 other groups, practicing in La Crosse, Wisconsin. 328 Medicare patients in 2024, $65,693 paid; nearly all of their 152 Part D prescriptions were generic (96%). Abbvie Inc. reported $25.36 in payments in 2025, mostly food and beverage. Lists Adventhealth Shawnee Mission and 4 other hospitals as hospital affiliations.

Overview

NPI1821523440
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedApr 21, 2017
Last updated in NPPESSep 3, 2025
Certified by providerSep 3, 2025

Specialties and licenses

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 - Neurology (KS); Practitioner - Neurology (MO); Practitioner - Neurology (WI)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients328
Services billed733 across 25 procedure codes
Paid by Medicare$65,693

Part D prescriptions in 2024

Prescriptions (claims)152 · 192 30-day fills
Patients57
Total drug cost$9,626
Generic share96% of claims

Medicare sources and data years

Education and affiliations

Graduation year2017
Medicare specialtyNeurology

Medical groups

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$25.36 · 1 payment from 1 company
  • 2024$131.32 · 5 payments from 4 companies

Top paying companies in 2025

CompanyAmountPayments
Abbvie Inc.$25.361

What the 2025 payments were for

  • Food and Beverage$25.36 · 1 payment

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

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