Doctor profile · Federal record

Dr. Cathy Duong, PA-C

Physician Assistant · Seattle, WA

  • NPI 1548032311
  • Accepts Medicare
  • 3 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1221 Madison St Ste 1020
Seattle, WA 981041380
(206) 215-2658
fax (206) 991-2363
Mailing address
Po Box 25608
Salt Lake City, UT 841250608

Credentials & registration

NPPES · NUCC
NPI registered
October 2023 — 3 yrs on file
Profile last updated
February 23, 2026
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Washington #PA61655802
Medicaid
WA #2339271

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548032311. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,456
Transactions
60
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 14 $359.78
Regeneron Healthcare Solutions, INC. 9 $214.20
Takeda Pharmaceuticals U.S.A., INC. 6 $136.92
Novartis Pharmaceuticals Corporation 9 $133.29
Pharming Healthcare, INC. 5 $113.18
Csl Behring 4 $99.51
Sanofi-Aventis U.S. LLC 1 $94.99
Genzyme Corporation 3 $63.92
Grifols USA, LLC 2 $49.89
Genentech USA, INC. 2 $44.40
BioCryst US Sales Co., LLC 1 $31.71
Adma BioManufacturing LLC 1 $30.38
Pfizer INC. 1 $29.97
GlaxoSmithKline, LLC. 1 $28.95
Alk-Abello, INC 1 $24.84

By nature of payment

Food and Beverage
$1,331
Education
$95
Consulting Fee
$30

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cathy Duong's medical specialty?
Dr. Cathy Duong practices Physician Assistant in Seattle, WA.
Where does Dr. Cathy Duong practice?
Dr. Cathy Duong practices at 1221 Madison St Ste 1020, Seattle, WA 981041380. Office phone: 2062152658.
What is Dr. Cathy Duong's NPI?
Dr. Cathy Duong's National Provider Identifier (NPI) is 1548032311, issued by NPPES.
Does Dr. Cathy Duong accept Medicare assignment?
Yes. Dr. Cathy Duong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.