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James Gerard Krings, MD

NPI 1629495676ActiveIndividual· Internal Medicine, Pulmonary Disease· Saint Louis, MO

Internal Medicine, Pulmonary Disease (MD) in Saint Louis, Missouri, trained at Stanford University School of Medicine (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $874,520 for 848 claims, against $38,597 paid for services in 2024. Genzyme Corporation was the largest of 7 companies reporting payments in 2025, $30,139 in all, mostly consulting fees.

Overview

NPI1629495676
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMar 27, 2014
Last updated in NPPESApr 17, 2025
Certified by providerOct 26, 2020

Specialties and licenses

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 - Pulmonary Disease (MO)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients109
Services billed1,073 across 25 procedure codes
Paid by Medicare$38,597

Part D prescriptions in 2024

Prescriptions (claims)848 · 1,053 30-day fills
Patients111
Total drug cost$874,520
Generic share32% of claims

Medicare sources and data years

Education and affiliations

Medical schoolStanford University School of Medicine
Graduation year2014
Medicare specialtyPulmonary Disease
Secondary specialtiesCritical Care (Intensivists), Internal Medicine

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$30,139 · 26 payments from 7 companies
  • 2024$18,095 · 24 payments from 4 companies

Top paying companies in 2025

What the 2025 payments were for

  • Consulting Fee$25,458 · 5 payments
  • Travel and Lodging$3,467 · 7 payments
  • Food and Beverage$1,214 · 14 payments

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

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