Doctor profile · Federal record

Dr. Eric Tsai, D.M.D.

Periodontist · Walnut Creek, CA

  • NPI 1841369386
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1855 San Miguel Drive, Suite #10
Walnut Creek, CA 945965279
(925) 944-1033
fax (925) 944-1039

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
December 21, 2009
Specialty taxonomy
1223P0300X — NUCC code
State license (1)
California #47574

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841369386. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$32
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Straumann USA LLC 2 $32.13

By nature of payment

Food and Beverage
$32

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
442
Patients
353
Total drug cost
$2,954
Drug Type Claims Patients Total cost
Chlorhexidine Gluconate Generic 116 100 $896
Ibuprofen Generic 107 87 $535
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 98 82 $742
Amoxicillin Generic 88 70 $448
Clindamycin Hcl Generic 20 14 $270
Azithromycin Generic 13 0 $63

Frequently asked questions

Auto-generated from federal data
What is Dr. Eric Tsai's medical specialty?
Dr. Eric Tsai practices Periodontist in Walnut Creek, CA.
Where does Dr. Eric Tsai practice?
Dr. Eric Tsai practices at 1855 San Miguel Drive, Walnut Creek, CA 945965279. Office phone: 9259441033.
What is Dr. Eric Tsai's NPI?
Dr. Eric Tsai's National Provider Identifier (NPI) is 1841369386, issued by NPPES.