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Maziar Massrour, MD

NPI 1306986773ActiveIndividual· Anesthesiology, Pain Medicine· Chandler, AZ

Anesthesiology, Pain Medicine (MD) in Chandler, Arizona, trained at University of Arizona College of Medicine (class of 2002). 303 Medicare patients in 2024, $254,959 paid; nearly all of their 686 Part D prescriptions were generic (98%). Abbott Laboratories was the largest of 3 companies reporting payments in 2025, $125.14 in all, mostly food and beverage.

Overview

NPI1306986773
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedFeb 7, 2007
Last updated in NPPESNov 30, 2011

Specialties and licenses

TaxonomyCodeLicenseState
Anesthesiology, Pain Medicine Primary207LP2900X37141AZ
Anesthesiology207L00000X37141AZ

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 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Anesthesiology (AZ)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients303
Services billed7,138 across 44 procedure codes
Paid by Medicare$254,959

Part D prescriptions in 2024

Prescriptions (claims)686 · 728 30-day fills
Patients96
Total drug cost$17,904
Generic share98% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Arizona College of Medicine
Graduation year2002
Medicare specialtyAnesthesiology
TelehealthOffers telehealth

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$125.14 · 7 payments from 3 companies
  • 2024$33.99 · 2 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Abbott Laboratories$50.813
Averitas Pharma Inc.$42.442
Globus Medical, Inc.$31.892

What the 2025 payments were for

  • Food and Beverage$125.14 · 7 payments

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

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