Doctor profile · Federal record

Dr. Dortha Chu, MD., PHD,

Surgical Oncology Physician (CMS: General Surgery) · Surgery Physician · Valencia, CA

  • NPI 1629227251
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 24 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
25425 Orchard Village RD Ste 150
Valencia, CA 913552959
(661) 467-2371
fax (661) 753-8647
Additional location
15211 Vanowen St Ste 202
Van Nuys, CA 914053625
(818) 782-4232
Mailing address
23004 Weymouth Pl
Valencia, CA 913542041

Credentials & registration

NPPES · NUCC
NPI registered
September 2008 — 18 yrs on file
Profile last updated
March 28, 2023
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
2086X0206X — NUCC code
State license (1)
California #A86342
Medicaid
CA #0765638

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629227251. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$381
Transactions
11
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 1 $135.00
Boston Scientific Corporation 1 $41.45
Merck Sharp & Dohme LLC 1 $32.12
Emd Serono, INC. 1 $30.70
PharmaEssentia USA Corporation 1 $25.38
Sumitomo Pharma America, INC. 1 $23.19
Agios Pharmaceuticals, INC. 1 $20.55
Eisai INC. 1 $19.55
Bayer Healthcare Pharmaceuticals INC. 1 $18.84
Lilly USA, LLC 1 $18.74
Novartis Pharmaceuticals Corporation 1 $15.30

By nature of payment

Food and Beverage
$381

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dortha Chu's medical specialty?
Dr. Dortha Chu practices Surgical Oncology Physician in Valencia, CA.
Where does Dr. Dortha Chu practice?
Dr. Dortha Chu practices at 25425 Orchard Village RD Ste 150, Valencia, CA 913552959. Office phone: 6614672371.
What is Dr. Dortha Chu's NPI?
Dr. Dortha Chu's National Provider Identifier (NPI) is 1629227251, issued by NPPES.
Does Dr. Dortha Chu accept Medicare assignment?
Yes. Dr. Dortha Chu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.