Doctor profile · Federal record

Dr. Dennis Chen, D.D.S.

Periodontist · Cupertino, CA

  • NPI 1871627943
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10430 S de Anza Blvd, Suite 185
Cupertino, CA 950143019
(408) 996-3191
fax (408) 996-3928

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
March 9, 2020
Specialty taxonomy
1223P0300X — NUCC code
State license (1)
California #34475

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871627943. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$180
Transactions
9
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Straumann USA LLC 9 $179.61

By nature of payment

Food and Beverage
$180

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
100
Patients
85
Total drug cost
$812
Drug Type Claims Patients Total cost
Chlorhexidine Gluconate Generic 51 41 $314
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 30 26 $403
Amoxicillin Generic 19 18 $95

Frequently asked questions

Auto-generated from federal data
What is Dr. Dennis Chen's medical specialty?
Dr. Dennis Chen practices Periodontist in Cupertino, CA.
Where does Dr. Dennis Chen practice?
Dr. Dennis Chen practices at 10430 S de Anza Blvd, Cupertino, CA 950143019. Office phone: 4089963191.
What is Dr. Dennis Chen's NPI?
Dr. Dennis Chen's National Provider Identifier (NPI) is 1871627943, issued by NPPES.