Doctor profile · Federal record

Dr. Irene Tan, D.D.S.

Dentist · Los Altos, CA

  • NPI 1063623536
  • 19 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
851 Fremont Ave, Suite 101
Los Altos, CA 940245698
(650) 559-9801
fax (650) 559-9803

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
February 10, 2009
Specialty taxonomy
122300000X — NUCC code
State license (1)
California #43253

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063623536. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$223
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dentsply Sirona Inc 2 $222.87

By nature of payment

Food and Beverage
$223

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
13
Total drug cost
$65
Drug Type Claims Patients Total cost
Amoxicillin Generic 14 13 $65

Frequently asked questions

Auto-generated from federal data
What is Dr. Irene Tan's medical specialty?
Dr. Irene Tan practices Dentist in Los Altos, CA.
Where does Dr. Irene Tan practice?
Dr. Irene Tan practices at 851 Fremont Ave, Los Altos, CA 940245698. Office phone: 6505599801.
What is Dr. Irene Tan's NPI?
Dr. Irene Tan's National Provider Identifier (NPI) is 1063623536, issued by NPPES.