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Sandra Mary Wischmeyer

NPI 1902179088ActiveIndividual· Surgery· Michigan City, IN

Surgery in Michigan City, Indiana, trained at Midwestern University, Chicago College of Osteopathic Med (class of 2012). 139 Medicare patients in 2024, $47,271 paid; nearly all of their 207 Part D prescriptions were generic (95%). Intuitive Surgical, Inc. was the largest of 4 companies reporting payments in 2025, $13,664 in all, mostly education.

Overview

NPI1902179088
StatusActive
Entity typeIndividual
Sole proprietorNo
NPI issuedFeb 20, 2012
Last updated in NPPESOct 31, 2018

Specialties and licenses

TaxonomyCodeLicenseState
Surgery Primary208600000X02005417AIN

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 - General Surgery (IN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients139
Services billed321 across 47 procedure codes
Paid by Medicare$47,271

Part D prescriptions in 2024

Prescriptions (claims)207 · 303 30-day fills
Patients77
Total drug cost$4,801
Generic share95% of claims

Medicare sources and data years

Education and affiliations

Medical schoolMidwestern University, Chicago College of Osteopathic Med
Graduation year2012
Medicare specialtyGeneral Surgery

Medical groups

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$13,664 · 21 payments from 4 companies
  • 2024$12,930 · 17 payments from 5 companies

Top paying companies in 2025

CompanyAmountPayments
Intuitive Surgical, Inc.$12,3477
Davol Inc.$1,28612
Convatec Inc.$20.241
Biocomposites Inc$9.521

What the 2025 payments were for

  • Education$12,000 · 3 payments
  • Travel and Lodging$891.11 · 5 payments
  • Food and Beverage$772.45 · 13 payments

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

Other general surgeons in Michigan City

All general surgeons in Indiana