Doctor profile · Federal record

Dr. Stephen Wat, DDS

Oral and Maxillofacial Surgery (Dentist) · Fremont, CA

  • NPI 1902112329
  • 16 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
38149 Martha Ave
Fremont, CA 945363800
(510) 797-4430
fax (510) 797-4615

Credentials & registration

NPPES · NUCC
NPI registered
August 2010 — 16 yrs on file
Specialty taxonomy
1223S0112X — NUCC code
State license (1)
California #54677

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902112329. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dentsply Sirona INC 1 $14.06

By nature of payment

Food and Beverage
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
260
Patients
214
Total drug cost
$1,663
Drug Type Claims Patients Total cost
Amoxicillin Generic 125 102 $833
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 89 83 $432
Clindamycin Hcl Generic 17 16 $259
Chlorhexidine Gluconate Generic 16 0 $117
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 13 13 $22

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Wat's medical specialty?
Dr. Stephen Wat practices Oral and Maxillofacial Surgery (Dentist) in Fremont, CA.
Where does Dr. Stephen Wat practice?
Dr. Stephen Wat practices at 38149 Martha Ave, Fremont, CA 945363800. Office phone: 5107974430.
What is Dr. Stephen Wat's NPI?
Dr. Stephen Wat's National Provider Identifier (NPI) is 1902112329, issued by NPPES.