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Oliver Le, MD

NPI 1457746026ActiveIndividual· Internal Medicine, Nephrology· Highland, CA

Internal Medicine, Nephrology (MD) with Nephrology Associates Medical Group Inc, practicing in Highland, California. Their prescriptions cost Medicare Part D more than their services did: $418,667 for 1,205 claims, against $167,762 paid for services in 2024. Mallinckrodt Hospital Products Inc. was the largest of 18 companies reporting payments in 2025, $1,845 in all, mostly food and beverage. Lists Community Hospital of San Bernardino and 3 other hospitals as hospital affiliations.

Overview

NPI1457746026
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMar 31, 2015
Last updated in NPPESOct 7, 2021
Certified by providerOct 7, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300XA155246CA
Internal Medicine207R00000XA155246CA

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 patients349
Services billed1,613 across 12 procedure codes
Paid by Medicare$167,762

Part D prescriptions in 2024

Prescriptions (claims)1,205 · 2,578 30-day fills
Patients171
Total drug cost$418,667
Generic share77% of claims

Medicare sources and data years

Education and affiliations

Graduation year2015
Medicare specialtyNephrology

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,845 · 62 payments from 18 companies
  • 2024$1,781 · 68 payments from 15 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,745 · 61 payments
  • Education$99.99 · 1 payment

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

Other nephrologists in Highland

All nephrologists in California