Doctor profile · Federal record

Dr. Katarzyna Tesmer, MD

Neonatal-Perinatal Medicine Physician · Orange, CA

  • NPI 1679662753
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
455 S Main St
Orange, CA 928683835
(714) 532-8620
fax (714) 289-4072

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
2080N0001X — NUCC code
State license (1)
California #A53721
Medicaid
CA #00A537210

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679662753. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$219
Transactions
12
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Revance Therapeutics, INC. 9 $155.52
Abbvie INC. 3 $63.23

By nature of payment

Food and Beverage
$219

Frequently asked questions

Auto-generated from federal data
What is Dr. Katarzyna Tesmer's medical specialty?
Dr. Katarzyna Tesmer practices Neonatal-Perinatal Medicine Physician in Orange, CA.
Where does Dr. Katarzyna Tesmer practice?
Dr. Katarzyna Tesmer practices at 455 S Main St, Orange, CA 928683835. Office phone: 7145328620.
What is Dr. Katarzyna Tesmer's NPI?
Dr. Katarzyna Tesmer's National Provider Identifier (NPI) is 1679662753, issued by NPPES.