Doctor profile · Federal record

Dr. Catherine Sassoon, M.D.

Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · Sleep Medicine (Internal Medicine) Physician · Long Beach, CA

  • NPI 1881700516
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5901 E 7Th St
Long Beach, CA 908225201
(562) 826-5831
fax (562) 826-5832

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
February 22, 2008
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
California #A29820

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881700516. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$122
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $121.79

By nature of payment

Food and Beverage
$122

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Sassoon's medical specialty?
Dr. Catherine Sassoon practices Critical Care Medicine (Internal Medicine) Physician in Long Beach, CA.
Where does Dr. Catherine Sassoon practice?
Dr. Catherine Sassoon practices at 5901 E 7Th St, Long Beach, CA 908225201. Office phone: 5628265831.
What is Dr. Catherine Sassoon's NPI?
Dr. Catherine Sassoon's National Provider Identifier (NPI) is 1881700516, issued by NPPES.