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Paul Sacks, M.D.

NPI 1255334892ActiveIndividual· Internal Medicine, Nephrology· Phoenix, AZ

Internal Medicine, Nephrology (M.D.) in Phoenix, Arizona, trained at Northwestern University Feinberg Medical School (class of 1982). Their prescriptions cost Medicare Part D more than their services did: $754,044 for 2,553 claims, against $100,055 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 17 companies reporting payments in 2025, $1,410 in all, mostly food and beverage.

Overview

NPI1255334892
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedMay 27, 2005
Last updated in NPPESSep 28, 2017

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300X17673AZ

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)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients322
Services billed1,250 across 24 procedure codes
Paid by Medicare$100,055

Part D prescriptions in 2024

Prescriptions (claims)2,553 · 5,761 30-day fills
Patients351
Total drug cost$754,044
Generic share78% of claims

Medicare sources and data years

Education and affiliations

Medical schoolNorthwestern University Feinberg Medical School
Graduation year1982
Medicare specialtyNephrology
Secondary specialtiesInternal Medicine
TelehealthOffers telehealth

Medical group

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,410 · 84 payments from 17 companies
  • 2024$2,328 · 97 payments from 22 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,392 · 83 payments
  • Education$18.19 · 1 payment

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

Other Internal Medicine, Nephrology providers in Phoenix

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