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Derek L. Duncan, DO

NPI 1487764957ActiveIndividual· Family Medicine· Lake City, IA

Family Medicine (DO) with Stewart Memorial Community Hospital, practicing in Lake City, Iowa. Their prescriptions cost Medicare Part D more than their services did: $738,737 for 10,781 claims, against $26,003 paid for services in 2024. Novo Nordisk Inc reported $16.49 in payments in 2025, mostly food and beverage. Lists St Anthony Regional Hospital & Nursing Home and 2 other hospitals as hospital affiliations.

Overview

NPI1487764957
StatusActive
Entity typeIndividual
CredentialDO
Sole proprietorNo
NPI issuedAug 30, 2006
Last updated in NPPESAug 10, 2007

Specialties and licenses

TaxonomyCodeLicenseState
Family Medicine Primary207Q00000X3769IA
Emergency Medicine207P00000X05-31486KS
Family Medicine207Q00000X05-31486KS

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 - Family Practice (IA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients137
Services billed368 across 25 procedure codes
Paid by Medicare$26,003

Part D prescriptions in 2024

Prescriptions (claims)10,781 · 14,537 30-day fills
Patients483
Total drug cost$738,737
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Graduation year2004
Medicare specialtyFamily Practice
Secondary specialtiesEmergency Medicine

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$16.49 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Novo Nordisk Inc$16.491

What the 2025 payments were for

  • Food and Beverage$16.49 · 1 payment

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

Other Family Medicine providers in Lake City

All Family Medicine providers in Iowa →