Doctor profile · Federal record

Dr. Truongson Nguyen, M.D.

Hospitalist Physician (CMS: Internal Medicine) · Orange, CA

  • NPI 1922232206
  • Accepts Medicare
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1310 W Stewart Dr, Suite 410
Orange, CA 928683854
(714) 639-9401
fax (714) 639-7095

Credentials & registration

NPPES · NUCC
NPI registered
May 2009 — 17 yrs on file
Profile last updated
October 26, 2020
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #A101982

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922232206. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
655
Distinct HCPCS
4
Medicare allowed
$85,826
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 415 139 $125
99239 Hospital discharge day management, more than 30 minutes 102 101 $121
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 101 98 $182
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 37 23 $83

In context: peer comparison

Among 28 peers in this city , average services per provider: 119. This provider delivers 5.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
140
Patients
127
Total drug cost
$11,766
Drug Type Claims Patients Total cost
Furosemide Generic 22 22 $63
Eliquis (Apixaban) Brand 16 15 $10,782
Pantoprazole Sodium Generic 14 14 $90
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 13 13 $85
Cefpodoxime Proxetil Generic 13 13 $397
Cephalexin Generic 13 13 $92
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 13 13 $86
Prednisone Generic 13 13 $79
Azithromycin Generic 12 11 $39
Carvedilol Generic 11 0 $53

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Truongson Nguyen's medical specialty?
Dr. Truongson Nguyen practices Hospitalist Physician in Orange, CA.
Where does Dr. Truongson Nguyen practice?
Dr. Truongson Nguyen practices at 1310 W Stewart Dr, Orange, CA 928683854. Office phone: 7146399401.
What is Dr. Truongson Nguyen's NPI?
Dr. Truongson Nguyen's National Provider Identifier (NPI) is 1922232206, issued by NPPES.
Does Dr. Truongson Nguyen accept Medicare assignment?
Yes. Dr. Truongson Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Truongson Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.