Doctor profile · Federal record

Dr. David Chen, F-NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Duarte, CA

  • NPI 1285184465
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 Duarte RD
Duarte, CA 910103012
(626) 256-4673
fax (626) 256-8751
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
October 2016 — 10 yrs on file
Profile last updated
July 18, 2024
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
California #95005190

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285184465. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$558
Transactions
17
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 1 $99.99
Sobi, INC 2 $99.09
Regeneron Healthcare Solutions, INC. 2 $52.57
Genentech USA, INC. 2 $50.56
Merck Sharp & Dohme LLC 2 $43.41
Emd Serono, INC. 1 $39.78
Novartis Pharmaceuticals Corporation 1 $30.16
Genmab U.S., INC. 1 $27.58
Daiichi Sankyo INC. 1 $25.91
PharmaEssentia USA Corporation 1 $25.59
Pfizer INC. 1 $23.42
Jazz Pharmaceuticals INC. 1 $22.47
Bayer Healthcare Pharmaceuticals INC. 1 $17.48

By nature of payment

Food and Beverage
$458
Education
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
518
Patients
108
Total drug cost
$57,463
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 118 34 $2,234
Alendronate Sodium Generic 56 19 $1,196
Amlodipine Besylate Generic 45 16 $632
Losartan Potassium Generic 34 11 $695
Omeprazole Generic 33 0 $546
Metformin Hcl Generic 32 11 $336
Montelukast Sodium Generic 32 0 $585
Janumet (Sitagliptin Phos/Metformin Hcl) Brand 25 0 $31,294
Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) Brand 23 0 $513
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 22 0 $11,868

Frequently asked questions

Auto-generated from federal data
What is Dr. David Chen's medical specialty?
Dr. David Chen practices Family Nurse Practitioner in Duarte, CA.
Where does Dr. David Chen practice?
Dr. David Chen practices at 1500 Duarte RD, Duarte, CA 910103012. Office phone: 6262564673.
What is Dr. David Chen's NPI?
Dr. David Chen's National Provider Identifier (NPI) is 1285184465, issued by NPPES.
Does Dr. David Chen accept Medicare assignment?
Yes. Dr. David Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.