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Louis Rivera, M.D.

NPI 1407904592ActiveIndividual· Surgery, Surgical Oncology· La Jolla, CA

Surgery, Surgical Oncology (M.D.) in La Jolla, California, trained at University of Pittsburgh School of Medicine (class of 1999). 337 Medicare patients in 2024, $128,215 paid; nearly all of their 87 Part D prescriptions were generic (97%). Mentor Worldwide LLC was the largest of 6 companies reporting payments in 2025, $238.19 in all, mostly food and beverage.

Overview

NPI1407904592
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedJan 8, 2007
Last updated in NPPESAug 27, 2024
Certified by providerAug 27, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Surgery, Surgical Oncology Primary2086X0206XC159145CA
Surgery208600000XC159145CA

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 - General Surgery (CA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients337
Services billed1,036 across 69 procedure codes
Paid by Medicare$128,215

Part D prescriptions in 2024

Prescriptions (claims)87 · 103 30-day fills
Patients41
Total drug cost$2,656
Generic share97% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Pittsburgh School of Medicine
Graduation year1999
Medicare specialtyGeneral Surgery
Secondary specialtiesSurgical Oncology
TelehealthOffers telehealth

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$238.19 · 6 payments from 6 companies
  • 2024$153.95 · 4 payments from 4 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$238.19 · 6 payments

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

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