Doctor profile · Federal record

Dr. Dennis Tsang, MD

Hospitalist Physician (CMS: Hospitalist) · Student in an Organized Health Care Education/Training Program · Internal Medicine Physician · Huntington Park, CA

  • NPI 1639663784
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
6011 Pacific Blvd Ste 116
Huntington Park, CA 902552959
(516) 366-0331
Additional location
100 W California Blvd
Pasadena, CA 911053010
(626) 397-8300
Additional location
1501 St Simon Cir
Alhambra, CA 918039120
Mailing address
801 S Olive St Apt 1606
Los Angeles, CA 900143027

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
September 19, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #A163952

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639663784. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$628
Transactions
7
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 7 $627.72

By nature of payment

Travel and Lodging
$329
Food and Beverage
$299

Frequently asked questions

Auto-generated from federal data
What is Dr. Dennis Tsang's medical specialty?
Dr. Dennis Tsang practices Hospitalist Physician in Huntington Park, CA.
Where does Dr. Dennis Tsang practice?
Dr. Dennis Tsang practices at 6011 Pacific Blvd Ste 116, Huntington Park, CA 902552959. Office phone: 5163660331.
What is Dr. Dennis Tsang's NPI?
Dr. Dennis Tsang's National Provider Identifier (NPI) is 1639663784, issued by NPPES.
Does Dr. Dennis Tsang accept Medicare assignment?
Yes. Dr. Dennis Tsang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.