Doctor profile · Federal record

Dr. Karl Kwok, MD

Gastroenterology Physician (CMS: Internal Medicine) · Los Angeles, CA

  • NPI 1457569626
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1526 N Edgemont St Fl 7
Los Angeles, CA 900275260
(800) 954-8000

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
December 3, 2021
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A116170
Medicaid
NJ #0237035

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457569626. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$104
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $104.12

By nature of payment

Food and Beverage
$104

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
273
Patients
211
Total drug cost
$54,393
Drug Type Claims Patients Total cost
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 195 189 $4,114
Omeprazole Generic 50 22 $1,922
Creon (Lipase/Protease/Amylase) Brand 16 0 $30,262
Vemlidy (Tenofovir Alafenamide) Brand 12 0 $18,096

Frequently asked questions

Auto-generated from federal data
What is Dr. Karl Kwok's medical specialty?
Dr. Karl Kwok practices Gastroenterology Physician in Los Angeles, CA.
Where does Dr. Karl Kwok practice?
Dr. Karl Kwok practices at 1526 N Edgemont St Fl 7, Los Angeles, CA 900275260. Office phone: 8009548000.
What is Dr. Karl Kwok's NPI?
Dr. Karl Kwok's National Provider Identifier (NPI) is 1457569626, issued by NPPES.
Does Dr. Karl Kwok accept Medicare assignment?
Yes. Dr. Karl Kwok accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.