Doctor profile · Federal record

Dr. Louie Mar Gangcuangco, MD, MSC

Public Health & General Preventive Medicine Physician (CMS: Preventive Medicine) · Student in an Organized Health Care Education/Training Program · Honolulu, HI

  • NPI 1891100319
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
651 Ilalo St
Honolulu, HI 968135525
(808) 692-1357

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
July 7, 2022
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
2083P0901X — NUCC code
State license (1)
Hawaii #MD-22727-0

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891100319. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,487
Transactions
29
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, Inc. 11 $722.17
ViiV Healthcare Company 5 $248.88
ABBVIE INC. 2 $143.23
Teva Pharmaceuticals USA, Inc. 1 $115.93
Merck Sharp & Dohme LLC 3 $87.07
Otsuka America Pharmaceutical, Inc. 3 $67.27
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $56.48
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 1 $29.44
Janssen Pharmaceuticals, Inc 1 $16.16

By nature of payment

Food and Beverage
$1,487

Frequently asked questions

Auto-generated from federal data
What is Dr. Louie Mar Gangcuangco's medical specialty?
Dr. Louie Mar Gangcuangco practices Public Health & General Preventive Medicine Physician in Honolulu, HI.
Where does Dr. Louie Mar Gangcuangco practice?
Dr. Louie Mar Gangcuangco practices at 651 Ilalo St, Honolulu, HI 968135525. Office phone: 8086921357.
What is Dr. Louie Mar Gangcuangco's NPI?
Dr. Louie Mar Gangcuangco's National Provider Identifier (NPI) is 1891100319, issued by NPPES.
Does Dr. Louie Mar Gangcuangco accept Medicare assignment?
Yes. Dr. Louie Mar Gangcuangco accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.