Doctor profile · Federal record

Dr. Esther Sung, MSN, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Buena Park, CA

  • NPI 1740708866
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8850 Valley View St
Buena Park, CA 906203562
(714) 827-7321
Mailing address
8652 Los Coyotes Dr
Buena Park, CA 906211026

Credentials & registration

NPPES · NUCC
NPI registered
September 2017 — 9 yrs on file
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
California #95006407

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740708866. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$71
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 2 $40.56
Lilly USA, LLC 1 $16.39
Lundbeck LLC 1 $13.68

By nature of payment

Food and Beverage
$71

Frequently asked questions

Auto-generated from federal data
What is Dr. Esther Sung's medical specialty?
Dr. Esther Sung practices Family Nurse Practitioner in Buena Park, CA.
Where does Dr. Esther Sung practice?
Dr. Esther Sung practices at 8850 Valley View St, Buena Park, CA 906203562. Office phone: 7148277321.
What is Dr. Esther Sung's NPI?
Dr. Esther Sung's National Provider Identifier (NPI) is 1740708866, issued by NPPES.
Does Dr. Esther Sung accept Medicare assignment?
Yes. Dr. Esther Sung accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.