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Katarzyna Jolanta Tesmer, MD

NPI 1679662753ActiveIndividual· Pediatrics, Neonatal-Perinatal Medicine· Orange, CA

Pediatrics, Neonatal-Perinatal Medicine (MD) in Orange, California, licensed in CA, with an NPI issued in October 2006. Part D covered 12 prescriptions written in 2024. Revance Therapeutics, Inc. was the largest of 2 companies reporting payments in 2025, $123.34 in all, mostly food and beverage.

Overview

NPI1679662753
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedOct 12, 2006
Last updated in NPPESJul 8, 2007

Specialties and licenses

TaxonomyCodeLicenseState
Pediatrics, Neonatal-Perinatal Medicine Primary2080N0001XA53721CA

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)Not in the public enrollment file of Oct 1, 2026

Part D prescriptions in 2024

Prescriptions (claims)12 · 28 30-day fills
Total drug cost$3,367

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$123.34 · 3 payments from 2 companies
  • 2024$218.75 · 12 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Revance Therapeutics, Inc.$96.372
Sanofi Pasteur Inc.$26.971

What the 2025 payments were for

  • Food and Beverage$123.34 · 3 payments

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

Other neonatologists in Orange

All 68 neonatologists in Orange · All neonatologists in California