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Jim Nguyen, D.O.

NPI 1417338898ActiveIndividual· Internal Medicine, Nephrology· San Dimas, CA

Internal Medicine, Nephrology (D.O.) with Southern California Hospitalist Network Medical Group Inc and 1 other group, practicing in San Dimas, California. In 2024 Medicare paid $165,183 for 509 patients, and Part D covered 360 of their prescriptions, 83% of them generic. Akebia Therapeutics Inc was the largest of 5 companies reporting payments in 2025, $297.80 in all, mostly food and beverage. Lists Emanate Health Foothill Presbyterian Hospital and 3 other hospitals as hospital affiliations.

Overview

NPI1417338898
StatusActive
Entity typeIndividual
CredentialD.O.
Sole proprietorYes
NPI issuedJun 11, 2015
Last updated in NPPESJan 21, 2021
Certified by providerJan 21, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300X20A16296CA

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 - Nephrology (CA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients509
Services billed2,072 across 21 procedure codes
Paid by Medicare$165,183

Part D prescriptions in 2024

Prescriptions (claims)360 · 588 30-day fills
Patients126
Total drug cost$52,220
Generic share83% of claims

Medicare sources and data years

Education and affiliations

Graduation year2020
Medicare specialtyNephrology
Secondary specialtiesInternal Medicine
TelehealthOffers telehealth

Medical groups

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$297.80 · 8 payments from 5 companies
  • 2024$102.46 · 3 payments from 3 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$297.80 · 8 payments

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

Other nephrologists in San Dimas

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