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Steven Dewayne Gammel, MD

NPI 1659550127ActiveIndividual· Family Medicine· Winona, MS

Family Medicine (MD) in Winona, Mississippi, trained at University of Mississippi School of Medicine (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $1,528,748 for 19,747 claims, against $7,320 paid for services in 2024. Abbott Laboratories reported $24.76 in payments in 2025, mostly food and beverage.

Overview

NPI1659550127
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorYes
NPI issuedOct 31, 2007
Last updated in NPPESSep 2, 2026
Certified by providerSep 2, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Family Medicine Primary207Q00000X20050MS

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 - Family Practice (MS)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients69
Services billed149 across 9 procedure codes
Paid by Medicare$7,320

Part D prescriptions in 2024

Prescriptions (claims)19,747 · 31,917 30-day fills
Patients698
Total drug cost$1,528,748
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Mississippi School of Medicine
Graduation year2006
Medicare specialtyFamily Practice

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$24.76 · 1 payment from 1 company
  • 2024$52.15 · 3 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Abbott Laboratories$24.761

What the 2025 payments were for

  • Food and Beverage$24.76 · 1 payment

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

Other Family Medicine providers in Winona

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