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James G. Day, D.O.

NPI 1841218948ActiveIndividual· Family Medicine· Saint Joseph, MO

Family Medicine (D.O.) with Heartland Regional Medical Center, practicing in Saint Joseph, Missouri. Their prescriptions cost Medicare Part D more than their services did: $1,151,438 for 15,833 claims, against $69,902 paid for services in 2024. Abbvie Inc. was the largest of 12 companies reporting payments in 2025, $495.56 in all, mostly food and beverage. Lists Mosaic Life Care at St Joseph as a hospital affiliation.

Overview

NPI1841218948
StatusActive
Entity typeIndividual
CredentialD.O.
Sole proprietorNo
NPI issuedJul 17, 2006
Last updated in NPPESApr 23, 2021
Certified by providerApr 23, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Family Medicine Primary207Q00000XR8E62MO

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 (MO)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients372
Services billed1,207 across 25 procedure codes
Paid by Medicare$69,902

Part D prescriptions in 2024

Prescriptions (claims)15,833 · 30,388 30-day fills
Patients860
Total drug cost$1,151,438
Generic share91% of claims

Medicare sources and data years

Education and affiliations

Graduation year1980
Medicare specialtyFamily Practice
TelehealthOffers telehealth

Medical group

Hospital affiliation

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$495.56 · 31 payments from 12 companies
  • 2024$329.14 · 20 payments from 11 companies

Top paying companies in 2025

CompanyAmountPayments
Abbvie Inc.$146.158
Astrazeneca Pharmaceuticals LP$140.8212
Novo Nordisk Inc$32.132
Dexcom, Inc.$27.881
Daiichi Sankyo Inc.$25.721

What the 2025 payments were for

  • Food and Beverage$495.56 · 31 payments

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

Other family medicine physicians in Saint Joseph

All 46 family medicine physicians in Saint Joseph · All family medicine physicians in Missouri