Doctor profile · Federal record

Dr. Trevor Tsay, MD

Family Medicine Physician (CMS: Family Practice) · Orange, CA

  • NPI 1760944110
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
438 E Katella Ave Ste B
Orange, CA 928674857
(951) 412-6067

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
November 3, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #180608

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1760944110. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$243
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 2 $243.06

By nature of payment

Food and Beverage
$243

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
422
Patients
12
Total drug cost
$57,093
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 55 12 $842
Lisinopril Generic 36 0 $457
Metformin Hcl Generic 36 0 $682
Amlodipine Besylate Generic 31 0 $531
Famotidine Generic 31 0 $904
Diclofenac Sodium Generic 29 0 $1,063
Gabapentin Generic 26 0 $498
Tamsulosin Hcl Generic 25 0 $844
Trazodone Hcl Generic 24 0 $506
Jardiance (Empagliflozin) Brand 23 0 $23,937

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Trevor Tsay's medical specialty?
Dr. Trevor Tsay practices Family Medicine Physician in Orange, CA.
Where does Dr. Trevor Tsay practice?
Dr. Trevor Tsay practices at 438 E Katella Ave Ste B, Orange, CA 928674857. Office phone: 9514126067.
What is Dr. Trevor Tsay's NPI?
Dr. Trevor Tsay's National Provider Identifier (NPI) is 1760944110, issued by NPPES.
Does Dr. Trevor Tsay accept Medicare assignment?
Yes. Dr. Trevor Tsay accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.