Doctor profile · Federal record

Dr. Grace Kasamatsu, M.D.

Pediatric Adolescent Medicine Physician · Huntington Beach, CA

  • NPI 1548221542
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
17742 Beach Blvd,, Suite 240
Huntington Beach, CA 92647
(714) 842-0444
fax (714) 842-8444
Mailing address
17742 Beach Blvd.,, Suite 240
Huntington Beach, CA 92647

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
June 11, 2012
Specialty taxonomy
2080A0000X — NUCC code
State license (1)
California #G079930

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548221542. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$214
Transactions
11
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
SANOFI-AVENTIS U.S. LLC 2 $56.69
Merck Sharp & Dohme LLC 3 $45.23
kaleo, Inc. 2 $38.22
Cranial Technologies, Inc 2 $35.05
SANOFI PASTEUR INC. 1 $20.07
Phadia US Inc. 1 $19.16

By nature of payment

Food and Beverage
$214

Frequently asked questions

Auto-generated from federal data
What is Dr. Grace Kasamatsu's medical specialty?
Dr. Grace Kasamatsu practices Pediatric Adolescent Medicine Physician in Huntington Beach, CA.
Where does Dr. Grace Kasamatsu practice?
Dr. Grace Kasamatsu practices at 17742 Beach Blvd,, Huntington Beach, CA 92647. Office phone: 7148420444.
What is Dr. Grace Kasamatsu's NPI?
Dr. Grace Kasamatsu's National Provider Identifier (NPI) is 1548221542, issued by NPPES.