Doctor profile · Federal record

Dr. JOSEPH CHAO, M.D.

Medical Oncology Physician · Hematology (Internal Medicine) Physician · Hematology & Oncology Physician · DUARTE, CA

  • NPI 1285831057
  • MIPS 91.9 / 100 · 2023
  • 19 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 DUARTE RD
DUARTE, CA 910103012
(626) 471-9200
fax (626) 301-8233
Mailing address
PO BOX 512185
LOS ANGELES, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
November 18, 2020
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
California #A94368

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285831057. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$28
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $28.23

By nature of payment

Food and Beverage
$28

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated May 21, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›