Doctor profile · Federal record

Dr. Trung Nguyen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Marshall, TX

  • NPI 1932307766
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
811 S Washington Ave
Marshall, TX 756705336
(903) 315-1488
fax (903) 315-1656
Mailing address
Po Box 4207
Longview, TX 756064207

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
January 2, 2014
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Texas #N6537 · Kansas #9406784

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932307766. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,570
Distinct HCPCS
8
Medicare allowed
$372,877
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 3,295 406 $76
99238 Hospital discharge day management, 30 minutes or less 405 364 $77
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 379 340 $48
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 333 305 $167
99214 Established patient office or other outpatient visit, 30-39 minutes 75 32 $123
99213 Established patient office or other outpatient visit, 20-29 minutes 47 25 $87
99239 Hospital discharge day management, more than 30 minutes 20 20 $108
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 16 16 $124

In context: peer comparison

Among 6 peers in this city , average services per provider: 212. This provider delivers 22× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$73
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Bayer Healthcare Pharmaceuticals Inc. 1 $22.61
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $19.85
Merck Sharp & Dohme LLC 1 $16.35
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $14.57

By nature of payment

Food and Beverage
$73

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
403
Patients
236
Total drug cost
$20,901
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 67 63 $730
Atorvastatin Calcium Generic 50 30 $572
Gabapentin Generic 37 12 $772
Eliquis (Apixaban) Brand 29 15 $16,250
Losartan Potassium Generic 27 16 $537
Potassium Chloride Generic 25 20 $422
Lisinopril Generic 24 0 $241
Furosemide Generic 21 13 $89
Methocarbamol Generic 21 20 $133
Carvedilol Generic 20 12 $171

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Trung Nguyen's medical specialty?
Dr. Trung Nguyen practices Internal Medicine Physician in Marshall, TX.
Where does Dr. Trung Nguyen practice?
Dr. Trung Nguyen practices at 811 S Washington Ave, Marshall, TX 756705336. Office phone: 9033151488.
What is Dr. Trung Nguyen's NPI?
Dr. Trung Nguyen's National Provider Identifier (NPI) is 1932307766, issued by NPPES.
Does Dr. Trung Nguyen accept Medicare assignment?
Yes. Dr. Trung Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Trung Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.