Doctor profile · Federal record

Dr. Steven Chau, M.D.

Otolaryngology Physician (CMS: Otolaryngology) · Orange, CA

  • NPI 1629422795
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
385 S Manchester Ave
Orange, CA 928683267
(909) 297-0094

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
September 9, 2022
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
Wisconsin #75610-20

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629422795. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$115
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 1 $114.93

By nature of payment

Food and Beverage
$115

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
105
Patients
62
Total drug cost
$2,039
Drug Type Claims Patients Total cost
Ipratropium Bromide Generic 37 22 $1,149
Azelastine Hcl Generic 26 14 $439
Ciprofloxacin Hcl Generic 16 15 $184
Gabapentin Generic 15 0 $138
Prednisone Generic 11 11 $130

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Chau's medical specialty?
Dr. Steven Chau practices Otolaryngology Physician in Orange, CA.
Where does Dr. Steven Chau practice?
Dr. Steven Chau practices at 385 S Manchester Ave, Orange, CA 928683267. Office phone: 9092970094.
What is Dr. Steven Chau's NPI?
Dr. Steven Chau's National Provider Identifier (NPI) is 1629422795, issued by NPPES.
Does Dr. Steven Chau accept Medicare assignment?
Yes. Dr. Steven Chau accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.