Doctor profile · Federal record

Dr. San Francisco Nguyen, D.O.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Wahiawa, HI

  • NPI 1528448024
  • Accepts Medicare
  • MIPS 83.7 / 100 · 2023
  • 11 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
681 Leilehua RD Bldgs 680
Wahiawa, HI 967869678
(808) 656-1628
Additional location
3-3420 Kuhio Hwy
Lihue, HI 967661042
(808) 245-1100
Additional location
888 S King St
Honolulu, HI 968133097
(808) 522-4000

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
March 29, 2024
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
Washington #OP61389308 · Hawaii #DOS-2053 · Georgia #00009098
Medicaid
WA #2250908

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528448024. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
180
Distinct HCPCS
4
Medicare allowed
$23,403
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 80 76 $175
99284 Emergency department visit with moderate level of medical decision making 42 42 $120
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 39 36 $8
99291 Critical care, first 30-74 minutes 19 19 $213

In context: peer comparison

Among 1 peers in this city , average services per provider: 45. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
62
Patients
62
Total drug cost
$1,006
Drug Type Claims Patients Total cost
Cephalexin Generic 23 23 $356
Doxycycline Monohydrate Generic 22 22 $476
Ciprofloxacin Hcl Generic 17 17 $173

Frequently asked questions

Auto-generated from federal data
What is Dr. San Francisco Nguyen's medical specialty?
Dr. San Francisco Nguyen practices Emergency Medicine Physician in Wahiawa, HI.
Where does Dr. San Francisco Nguyen practice?
Dr. San Francisco Nguyen practices at 681 Leilehua RD Bldgs 680, Wahiawa, HI 967869678. Office phone: 8086561628.
What is Dr. San Francisco Nguyen's NPI?
Dr. San Francisco Nguyen's National Provider Identifier (NPI) is 1528448024, issued by NPPES.
Does Dr. San Francisco Nguyen accept Medicare assignment?
Yes. Dr. San Francisco Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. San Francisco Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.