Doctor profile · Federal record

Dr. Lien Trinh, M.D.

Pediatric Endocrinology Physician (CMS: Pediatric Medicine) · Pediatric Endocrinology Physician · Orange, CA

  • NPI 1518082304
  • Accepts Medicare
  • 25 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
455 S Main St
Orange, CA 928683835
(714) 532-8634

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
March 12, 2012
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
2080P0205X — NUCC code
State licenses (2)
California #87921 · New York #233082

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518082304. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$193
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Ascendis Pharma Inc 3 $73.98
Dexcom, Inc. 1 $26.58
Tandem Diabetes Care, Inc. 1 $26.14
SANOFI-AVENTIS U.S. LLC 1 $24.94
Novo Nordisk Inc 1 $24.44
Amphastar Pharmaceuticals, Inc. 1 $17.24

By nature of payment

Food and Beverage
$193

Frequently asked questions

Auto-generated from federal data
What is Dr. Lien Trinh's medical specialty?
Dr. Lien Trinh practices Pediatric Endocrinology Physician in Orange, CA.
Where does Dr. Lien Trinh practice?
Dr. Lien Trinh practices at 455 S Main St, Orange, CA 928683835. Office phone: 7145328634.
What is Dr. Lien Trinh's NPI?
Dr. Lien Trinh's National Provider Identifier (NPI) is 1518082304, issued by NPPES.
Does Dr. Lien Trinh accept Medicare assignment?
Yes. Dr. Lien Trinh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.