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Sonya R. Eiben, MD

NPI 1710916812ActiveIndividual· Internal Medicine· Appleton, WI

Internal Medicine (MD) in Appleton, Wisconsin, trained at University of Iowa, Rj & L Carver College of Medicine (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $1,090,923 for 14,148 claims, against $165,610 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 2 companies reporting payments in 2025, $42.20 in all, mostly education.

Overview

NPI1710916812
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJul 1, 2006
Last updated in NPPESJan 28, 2014

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X34220-020WI

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 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Internal Medicine (WI)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients316
Services billed8,774 across 152 procedure codes
Paid by Medicare$165,610

Part D prescriptions in 2024

Prescriptions (claims)14,148 · 32,271 30-day fills
Patients916
Total drug cost$1,090,923
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Iowa, Rj & L Carver College of Medicine
Graduation year1989
Medicare specialtyInternal Medicine

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$42.20 · 2 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
E.R. Squibb & Sons, L.L.C.$24.831
Amgen Inc.$17.371

What the 2025 payments were for

  • Education$24.83 · 1 payment
  • Food and Beverage$17.37 · 1 payment

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

Other Internal Medicine providers in Appleton

All Internal Medicine providers in Wisconsin →