Doctor profile · Federal record

Dr. Esther Hwang

Physician Assistant · Chino Hills, CA

  • NPI 1851696595
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2140 Grand Ave
Chino Hills, CA 917096800
(818) 857-8785
Mailing address
218 Kensington Ln
La Habra, CA 906317395

Credentials & registration

NPPES · NUCC
NPI registered
January 2011 — 15 yrs on file
Profile last updated
August 11, 2024
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851696595. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,231
Transactions
50
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
GENZYME CORPORATION 8 $222.87
Amgen Inc. 8 $178.50
Novartis Pharmaceuticals Corporation 7 $161.13
LEO Pharma Inc. 5 $114.40
Dermavant Sciences, Inc. 3 $71.49
Incyte Corporation 3 $68.08
Janssen Biotech, Inc. 3 $62.40
SUN PHARMACEUTICAL INDUSTRIES INC. 3 $60.61
UCB, Inc. 2 $55.19
Arcutis Biotherapeutics, Inc. 2 $49.53
E.R. Squibb & Sons, L.L.C. 2 $48.39
Regeneron Healthcare Solutions, Inc. 1 $32.43
Lilly USA, LLC 1 $23.92
PFIZER INC. 1 $22.38
ABBVIE INC. 1 $21.46

By nature of payment

Food and Beverage
$1,231

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
263
Patients
68
Total drug cost
$111,704
Drug Type Claims Patients Total cost
Tacrolimus Generic 37 24 $7,970
Clobetasol Propionate Generic 34 17 $8,841
Ketoconazole Generic 34 16 $1,075
Betamethasone Dipropionate Generic 27 11 $1,621
Ammonium Lactate Generic 26 0 $544
Montelukast Sodium Generic 17 0 $185
Triamcinolone Acetonide Generic 16 0 $159
Doxycycline Hyclate Generic 15 0 $688
Dupixent Pen (Dupilumab) Brand 15 0 $59,881
Metronidazole Generic 15 0 $1,277

Frequently asked questions

Auto-generated from federal data
What is Dr. Esther Hwang's medical specialty?
Dr. Esther Hwang practices Physician Assistant in Chino Hills, CA.
Where does Dr. Esther Hwang practice?
Dr. Esther Hwang practices at 2140 Grand Ave, Chino Hills, CA 917096800. Office phone: 8188578785.
What is Dr. Esther Hwang's NPI?
Dr. Esther Hwang's National Provider Identifier (NPI) is 1851696595, issued by NPPES.
Does Dr. Esther Hwang accept Medicare assignment?
Yes. Dr. Esther Hwang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.