Doctor profile · Federal record

Dr. Cynthia Bui, MD

Pediatrics Physician · Student in an Organized Health Care Education/Training Program · Pediatrics Physician · Irvine, CA

  • NPI 1104261296
  • 13 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
17877 von Karman Ave Ste 210
Irvine, CA 926144227
(949) 617-2525
fax (949) 617-3535

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
December 8, 2025
Specialty taxonomy
208000000X — NUCC code
State licenses (2)
California #A134222 · California #A1344222

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104261296. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$171
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 2 $45.21
Cranial Technologies, INC 2 $34.25
Sanofi-Aventis U.S. LLC 1 $25.91
Pfizer INC. 1 $25.40
Sanofi Pasteur INC. 1 $20.27
Janssen Pharmaceuticals, INC 1 $19.71

By nature of payment

Food and Beverage
$171

Frequently asked questions

Auto-generated from federal data
What is Dr. Cynthia Bui's medical specialty?
Dr. Cynthia Bui practices Pediatrics Physician in Irvine, CA.
Where does Dr. Cynthia Bui practice?
Dr. Cynthia Bui practices at 17877 von Karman Ave Ste 210, Irvine, CA 926144227. Office phone: 9496172525.
What is Dr. Cynthia Bui's NPI?
Dr. Cynthia Bui's National Provider Identifier (NPI) is 1104261296, issued by NPPES.