Doctor profile · Federal record

Dr. Matthew Siow, MD, MBA

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Student in an Organized Health Care Education/Training Program · Los Angeles, CA

  • NPI 1467948307
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
6801 Park Ter # 140400
Los Angeles, CA 900451543
(310) 665-7200
Additional location
200 W Arbor Dr
San Diego, CA 921039000
(619) 543-6222
Mailing address
6865 E Georgetown Cir
Anaheim, CA 928075107

Credentials & registration

NPPES · NUCC
NPI registered
July 2018 — 8 yrs on file
Profile last updated
July 22, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
California #A164959

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467948307. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$26,517
Transactions
44
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Arthrex, Inc. 13 $21,836.75
Smith+Nephew, Inc. 10 $3,477.41
DePuy Synthes Sales Inc. 11 $538.57
Saxum Surgical, Inc. 4 $230.03
Stryker Corporation 2 $160.36
Vericel Corporation 1 $149.99
SI-BONE, INC. 1 $50.00
SpringWorks Therapeutics, Inc. 1 $48.39
Elevate Surgical CO 1 $25.79

By nature of payment

Grant
$22,917
Food and Beverage
$1,936
Travel and Lodging
$1,665

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
33
Patients
33
Total drug cost
$184
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 22 22 $55
Ondansetron Odt (Ondansetron) Brand 11 11 $128

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Siow's medical specialty?
Dr. Matthew Siow practices Orthopaedic Surgery Physician in Los Angeles, CA.
Where does Dr. Matthew Siow practice?
Dr. Matthew Siow practices at 6801 Park Ter # 140400, Los Angeles, CA 900451543. Office phone: 3106657200.
What is Dr. Matthew Siow's NPI?
Dr. Matthew Siow's National Provider Identifier (NPI) is 1467948307, issued by NPPES.
Does Dr. Matthew Siow accept Medicare assignment?
Yes. Dr. Matthew Siow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.