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Sara L. Hartsaw, MD

NPI 1881691905ActiveIndividual· Surgery· Gillette, WY

Surgery (MD) in Gillette, Wyoming, trained at Creighton University School of Medicine (class of 1985). 191 Medicare patients in 2024, $50,398 paid; nearly all of their 111 Part D prescriptions were generic (98%). Astrazeneca Pharmaceuticals LP reported $68.49 in payments in 2025, mostly education.

Overview

NPI1881691905
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJul 5, 2005
Last updated in NPPESOct 28, 2020
Certified by providerOct 28, 2020

Specialties and licenses

TaxonomyCodeLicenseState
Surgery Primary208600000X4519AWY

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 - General Surgery (WY)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients191
Services billed461 across 66 procedure codes
Paid by Medicare$50,398

Part D prescriptions in 2024

Prescriptions (claims)111 · 129 30-day fills
Patients52
Total drug cost$1,498
Generic share98% of claims

Medicare sources and data years

Education and affiliations

Medical schoolCreighton University School of Medicine
Graduation year1985
Medicare specialtyGeneral Surgery
Secondary specialtiesThoracic Surgery

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$68.49 · 1 payment from 1 company
  • 2024$24.05 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Astrazeneca Pharmaceuticals LP$68.491

What the 2025 payments were for

  • Education$68.49 · 1 payment

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

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