Doctor profile · Federal record

Dr. Lan Nguyen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Honolulu, HI

  • NPI 1265753040
  • Accepts Medicare
  • MIPS 86.2 / 100 · 2023
  • 27 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1301 Punchbowl St
Honolulu, HI 968132402
(808) 366-8167
fax (855) 437-1594
Additional location
46-006 Nana Pl
Kaneohe, HI 967443644
(619) 957-4907
Additional location
91-2141 Fort Weaver RD
Ewa Beach, HI 967061993
Mailing address
46-006 Nana Pl
Kaneohe, HI 967443644

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
July 23, 2021
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Hawaii #MD18631 · California #A118694

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265753040. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
615
Distinct HCPCS
3
Medicare allowed
$74,987
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 465 99 $115
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 85 80 $168
99239 Hospital discharge day management, more than 30 minutes 65 63 $111

In context: peer comparison

Among 114 peers in Honolulu Internal Medicine Physician, average services per provider: 127. This provider delivers 4.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$142
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Travere Therapeutics, INC. 1 $142.22

By nature of payment

Food and Beverage
$142

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
41
Patients
41
Total drug cost
$314
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 15 15 $112
Pantoprazole Sodium Generic 14 14 $80
Atorvastatin Calcium Generic 12 12 $122

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lan Nguyen's medical specialty?
Dr. Lan Nguyen practices Internal Medicine Physician in Honolulu, HI.
Where does Dr. Lan Nguyen practice?
Dr. Lan Nguyen practices at 1301 Punchbowl St, Honolulu, HI 968132402. Office phone: 8083668167.
What is Dr. Lan Nguyen's NPI?
Dr. Lan Nguyen's National Provider Identifier (NPI) is 1265753040, issued by NPPES.
Does Dr. Lan Nguyen accept Medicare assignment?
Yes. Dr. Lan Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lan Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.