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Douglas S. Bull, M.D.

NPI 1083621544ActiveIndividual· Ophthalmology· Reedsburg, WI

Ophthalmology (M.D.) in Reedsburg, Wisconsin, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $187,693 for 2,051 claims, against $76,765 paid for services in 2024. Abbvie Inc. reported $28.67 in payments in 2025, mostly food and beverage.

Overview

NPI1083621544
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedAug 1, 2006
Last updated in NPPESNov 6, 2024
Certified by providerNov 6, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Ophthalmology Primary207W00000X83393-20WI

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 - Ophthalmology (IL); Practitioner - Ophthalmology (WI)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients504
Services billed1,217 across 31 procedure codes
Paid by Medicare$76,765

Part D prescriptions in 2024

Prescriptions (claims)2,051 · 3,240 30-day fills
Patients475
Total drug cost$187,693
Generic share58% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Graduation year1992
Medicare specialtyOphthalmology

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$28.67 · 1 payment from 1 company
  • 2024$34.95 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Abbvie Inc.$28.671

What the 2025 payments were for

  • Food and Beverage$28.67 · 1 payment

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