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David S. Namazy, M.D.

NPI 1477558013ActiveIndividual· Internal Medicine, Nephrology· San Diego, CA

Internal Medicine, Nephrology (M.D.) in San Diego, California, trained at University of Texas Medical School at Houston (class of 1995). Mostly services rather than prescriptions: Medicare paid $1,003,431 for 552 patients in 2024, with only 35 Part D claims. Bard Peripheral Vascular, Inc. was the largest of 4 companies reporting payments in 2025, $3,890 in all, mostly consulting fees.

Overview

NPI1477558013
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJun 20, 2005
Last updated in NPPESAug 7, 2026
Certified by providerAug 7, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300XA74630CA

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 patients552
Services billed9,285 across 40 procedure codes
Paid by Medicare$1,003,431

Part D prescriptions in 2024

Prescriptions (claims)35 · 39 30-day fills
Patients22
Total drug cost$97.66
Generic share97% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Texas Medical School at Houston
Graduation year1995
Medicare specialtyNephrology
Secondary specialtiesInternal Medicine

Medical groups

Hospital affiliation

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$3,890 · 21 payments from 4 companies
  • 2024$236.25 · 3 payments from 3 companies

Top paying companies in 2025

What the 2025 payments were for

  • Consulting Fee$3,300 · 1 payment
  • Food and Beverage$588.13 · 19 payments
  • Education$1.66 · 1 payment

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

Other nephrologists in San Diego

All 83 nephrologists in San Diego · All nephrologists in California