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Carlos Reyes, M.D.

NPI 1831212117ActiveIndividual· Internal Medicine, Nephrology· Tucson, AZ

Internal Medicine, Nephrology (M.D.) in Tucson, Arizona, trained at University of Iowa, Rj & L Carver College of Medicine (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $496,864 for 3,756 claims, against $100,582 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 2 companies reporting payments in 2025, $201.65 in all, mostly food and beverage.

Overview

NPI1831212117
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedApr 9, 2007
Last updated in NPPESJun 26, 2018

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300X45913AZ

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 - Nephrology (AZ); Practitioner - Nephrology (TX)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients266
Services billed1,681 across 18 procedure codes
Paid by Medicare$100,582

Part D prescriptions in 2024

Prescriptions (claims)3,756 · 8,086 30-day fills
Patients496
Total drug cost$496,864
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Iowa, Rj & L Carver College of Medicine
Graduation year2007
Medicare specialtyNephrology
TelehealthOffers telehealth

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$201.65 · 4 payments from 2 companies
  • 2024$40.49 · 2 payments from 2 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$201.65 · 4 payments

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

Other Internal Medicine, Nephrology providers in Tucson

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